/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --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 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 01:34:39,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 01:34:39,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 01:34:39,216 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 01:34:39,216 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 01:34:39,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 01:34:39,229 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 01:34:39,232 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 01:34:39,234 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 01:34:39,235 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 01:34:39,236 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 01:34:39,237 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 01:34:39,238 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 01:34:39,239 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 01:34:39,240 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 01:34:39,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 01:34:39,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 01:34:39,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 01:34:39,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 01:34:39,246 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 01:34:39,247 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 01:34:39,248 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 01:34:39,249 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 01:34:39,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 01:34:39,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 01:34:39,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 01:34:39,253 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 01:34:39,253 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 01:34:39,254 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 01:34:39,255 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 01:34:39,255 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 01:34:39,256 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 01:34:39,256 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 01:34:39,257 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 01:34:39,258 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 01:34:39,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 01:34:39,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 01:34:39,259 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 01:34:39,259 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 01:34:39,260 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 01:34:39,261 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 01:34:39,262 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 [2020-10-15 01:34:39,285 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 01:34:39,286 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 01:34:39,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 01:34:39,289 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 01:34:39,290 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 01:34:39,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 01:34:39,290 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 01:34:39,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 01:34:39,290 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 01:34:39,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 01:34:39,291 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 01:34:39,291 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 01:34:39,291 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 01:34:39,291 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 01:34:39,292 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 01:34:39,292 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 01:34:39,292 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 01:34:39,292 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 01:34:39,293 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 01:34:39,293 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 01:34:39,293 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 01:34:39,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:34:39,293 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 01:34:39,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 01:34:39,294 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 01:34:39,294 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 01:34:39,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 01:34:39,294 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 01:34:39,295 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 01:34:39,295 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 01:34:39,620 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 01:34:39,631 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 01:34:39,635 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 01:34:39,636 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 01:34:39,637 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 01:34:39,637 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product63.cil.c [2020-10-15 01:34:39,698 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aa4cb8c01/57a6dddd48b64f8aad8cb6315c911bd2/FLAG256509b3e [2020-10-15 01:34:40,196 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 01:34:40,197 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product63.cil.c [2020-10-15 01:34:40,211 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aa4cb8c01/57a6dddd48b64f8aad8cb6315c911bd2/FLAG256509b3e [2020-10-15 01:34:40,535 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aa4cb8c01/57a6dddd48b64f8aad8cb6315c911bd2 [2020-10-15 01:34:40,545 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 01:34:40,547 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 01:34:40,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 01:34:40,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 01:34:40,552 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 01:34:40,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:34:40" (1/1) ... [2020-10-15 01:34:40,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63832a2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:34:40, skipping insertion in model container [2020-10-15 01:34:40,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:34:40" (1/1) ... [2020-10-15 01:34:40,564 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 01:34:40,611 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 01:34:41,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:34:41,106 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 01:34:41,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:34:41,226 INFO L208 MainTranslator]: Completed translation [2020-10-15 01:34:41,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:34:41 WrapperNode [2020-10-15 01:34:41,226 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 01:34:41,227 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 01:34:41,227 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 01:34:41,228 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 01:34:41,242 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:34:41" (1/1) ... [2020-10-15 01:34:41,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:34:41" (1/1) ... [2020-10-15 01:34:41,261 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:34:41" (1/1) ... [2020-10-15 01:34:41,261 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:34:41" (1/1) ... [2020-10-15 01:34:41,295 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:34:41" (1/1) ... [2020-10-15 01:34:41,309 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:34:41" (1/1) ... [2020-10-15 01:34:41,314 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:34:41" (1/1) ... [2020-10-15 01:34:41,327 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 01:34:41,327 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 01:34:41,327 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 01:34:41,327 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 01:34:41,328 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:34:41" (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 [2020-10-15 01:34:41,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 01:34:41,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 01:34:41,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 01:34:41,399 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 01:34:41,399 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-15 01:34:41,399 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-15 01:34:41,399 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-15 01:34:41,400 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-15 01:34:41,400 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-15 01:34:41,400 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-15 01:34:41,400 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-15 01:34:41,400 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-15 01:34:41,400 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-15 01:34:41,401 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-15 01:34:41,401 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-15 01:34:41,402 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-15 01:34:41,402 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-15 01:34:41,402 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 01:34:41,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 01:34:41,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 01:34:41,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 01:34:41,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 01:34:41,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 01:34:41,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 01:34:41,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 01:34:41,403 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 01:34:41,404 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 01:34:41,404 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 01:34:41,404 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 01:34:41,404 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 01:34:41,404 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-15 01:34:41,404 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-15 01:34:41,404 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-15 01:34:41,405 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-15 01:34:41,405 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-15 01:34:41,405 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-15 01:34:41,405 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-15 01:34:41,406 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-15 01:34:41,406 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-15 01:34:41,406 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 01:34:41,407 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 01:34:41,407 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 01:34:41,407 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 01:34:41,407 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 01:34:41,409 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 01:34:41,409 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 01:34:41,409 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-15 01:34:41,409 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-15 01:34:41,410 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-15 01:34:41,410 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-15 01:34:41,410 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-15 01:34:41,410 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 01:34:41,410 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-15 01:34:41,411 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-15 01:34:41,411 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-15 01:34:41,411 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-15 01:34:41,411 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-15 01:34:41,411 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-15 01:34:41,411 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-15 01:34:41,411 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-15 01:34:41,412 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-15 01:34:41,412 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-15 01:34:41,412 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-15 01:34:41,412 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-15 01:34:41,412 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-15 01:34:41,412 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-15 01:34:41,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 01:34:41,413 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-15 01:34:41,413 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-15 01:34:41,413 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 01:34:41,414 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 01:34:41,415 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 01:34:41,415 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 01:34:41,416 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 01:34:41,416 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 01:34:41,416 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 01:34:41,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 01:34:41,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 01:34:41,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 01:34:41,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 01:34:41,417 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 01:34:41,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 01:34:41,417 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 01:34:41,417 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 01:34:41,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 01:34:41,417 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 01:34:41,417 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 01:34:41,418 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 01:34:41,418 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 01:34:41,418 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 01:34:41,418 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 01:34:41,418 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 01:34:41,418 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 01:34:41,418 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 01:34:41,418 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 01:34:41,419 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-15 01:34:41,419 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 01:34:41,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 01:34:41,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 01:34:41,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 01:34:42,558 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 01:34:42,559 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-15 01:34:42,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:34:42 BoogieIcfgContainer [2020-10-15 01:34:42,571 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 01:34:42,572 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 01:34:42,572 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 01:34:42,577 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 01:34:42,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:34:40" (1/3) ... [2020-10-15 01:34:42,578 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7457e71f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:34:42, skipping insertion in model container [2020-10-15 01:34:42,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:34:41" (2/3) ... [2020-10-15 01:34:42,579 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7457e71f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:34:42, skipping insertion in model container [2020-10-15 01:34:42,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:34:42" (3/3) ... [2020-10-15 01:34:42,582 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product63.cil.c [2020-10-15 01:34:42,592 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 01:34:42,600 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 01:34:42,612 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 01:34:42,637 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 01:34:42,637 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 01:34:42,637 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 01:34:42,637 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 01:34:42,637 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 01:34:42,638 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 01:34:42,638 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 01:34:42,638 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 01:34:42,659 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states. [2020-10-15 01:34:42,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-15 01:34:42,671 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:34:42,672 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] [2020-10-15 01:34:42,673 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:34:42,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:34:42,679 INFO L82 PathProgramCache]: Analyzing trace with hash -1613581470, now seen corresponding path program 1 times [2020-10-15 01:34:42,688 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:34:42,688 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1889006935] [2020-10-15 01:34:42,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:34:42,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:43,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:43,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:44,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:44,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:44,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:47,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:47,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-15 01:34:47,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 01:34:47,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4654 [2020-10-15 01:34:47,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:47,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:47,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 01:34:47,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:34:47,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-15 01:34:47,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 01:34:48,046 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:34:48,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:34:48,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:48,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:48,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:48,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:48,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:48,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-15 01:34:48,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:48,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:48,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:34:48,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:48,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:34:48,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:48,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:34:48,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:48,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:48,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:48,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:34:48,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:48,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:34:48,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:48,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:48,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:34:48,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:48,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:34:48,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:48,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:34:48,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:48,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:48,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:48,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:34:48,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:48,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:34:48,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:48,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:48,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:34:48,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:48,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:34:48,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:48,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:34:48,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:48,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:48,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:48,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:48,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:48,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:34:48,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:48,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:48,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:34:48,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:48,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:34:48,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:48,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:34:48,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:48,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:48,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:48,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:34:48,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:48,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:34:48,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:48,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:48,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:34:48,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:48,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:34:48,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:48,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:34:48,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:48,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:48,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:48,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:48,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:48,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:34:48,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:48,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:48,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:34:48,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:48,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:34:48,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:48,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 01:34:48,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:48,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:48,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:48,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:48,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:48,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:34:48,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:48,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:48,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:34:48,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:34:48,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:34:48,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:48,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:34:48,228 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1889006935] [2020-10-15 01:34:48,230 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:34:48,230 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-15 01:34:48,231 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541761435] [2020-10-15 01:34:48,237 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 01:34:48,237 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:34:48,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 01:34:48,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-15 01:34:48,255 INFO L87 Difference]: Start difference. First operand 199 states. Second operand 7 states. [2020-10-15 01:34:48,712 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:34:49,570 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:34:49,953 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:34:50,225 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:34:50,772 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:34:51,290 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:34:53,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:34:53,062 INFO L93 Difference]: Finished difference Result 521 states and 691 transitions. [2020-10-15 01:34:53,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-15 01:34:53,063 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2020-10-15 01:34:53,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:34:53,080 INFO L225 Difference]: With dead ends: 521 [2020-10-15 01:34:53,080 INFO L226 Difference]: Without dead ends: 327 [2020-10-15 01:34:53,085 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-15 01:34:53,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2020-10-15 01:34:53,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 270. [2020-10-15 01:34:53,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 270 states. [2020-10-15 01:34:53,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 328 transitions. [2020-10-15 01:34:53,211 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 328 transitions. Word has length 46 [2020-10-15 01:34:53,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:34:53,212 INFO L479 AbstractCegarLoop]: Abstraction has 270 states and 328 transitions. [2020-10-15 01:34:53,212 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 01:34:53,212 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 328 transitions. [2020-10-15 01:34:53,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-10-15 01:34:53,217 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:34:53,217 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:34:53,218 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 01:34:53,218 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:34:53,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:34:53,218 INFO L82 PathProgramCache]: Analyzing trace with hash 1337439310, now seen corresponding path program 1 times [2020-10-15 01:34:53,219 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:34:53,219 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1388730102] [2020-10-15 01:34:53,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:34:53,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:53,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:53,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:53,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:55,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:55,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-10-15 01:34:55,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:34:55,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1966 [2020-10-15 01:34:55,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:55,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:55,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-15 01:34:55,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:34:55,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-10-15 01:34:55,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:55,492 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:34:55,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:34:55,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:55,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:55,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:55,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:55,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:55,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-15 01:34:55,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:55,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:55,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:34:55,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:55,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:34:55,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:55,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:34:55,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:55,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:55,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:55,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:34:55,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:55,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:34:55,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:55,594 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:55,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:34:55,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:55,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:34:55,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:55,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:34:55,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:55,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:55,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:55,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:34:55,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:55,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:34:55,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:55,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:55,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:34:55,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:55,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:34:55,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:55,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:34:55,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:55,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:55,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:55,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:55,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:55,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:34:55,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:55,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:55,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:34:55,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:55,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:34:55,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:55,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:34:55,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:55,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:55,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:55,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:34:55,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:55,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:34:55,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:55,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:55,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:34:55,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:55,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:34:55,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:55,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 01:34:55,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:55,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:55,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:55,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:55,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:55,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:34:55,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:55,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:55,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:34:55,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:55,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:34:55,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:55,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-15 01:34:55,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:55,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:55,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:55,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:55,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:55,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:34:55,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:55,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:55,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:34:55,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:55,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:34:55,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:55,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-15 01:34:55,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:55,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:55,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:55,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:55,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:55,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:34:55,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:55,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:55,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:34:55,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:55,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:34:55,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:55,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:34:55,670 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1388730102] [2020-10-15 01:34:55,670 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:34:55,670 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 01:34:55,671 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941373512] [2020-10-15 01:34:55,672 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 01:34:55,673 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:34:55,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 01:34:55,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-15 01:34:55,673 INFO L87 Difference]: Start difference. First operand 270 states and 328 transitions. Second operand 8 states. [2020-10-15 01:34:56,057 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:34:56,912 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:34:57,191 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:34:57,463 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:34:58,589 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:34:58,887 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:34:59,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:34:59,911 INFO L93 Difference]: Finished difference Result 748 states and 996 transitions. [2020-10-15 01:34:59,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-15 01:34:59,911 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 55 [2020-10-15 01:34:59,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:34:59,918 INFO L225 Difference]: With dead ends: 748 [2020-10-15 01:34:59,918 INFO L226 Difference]: Without dead ends: 502 [2020-10-15 01:34:59,922 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-15 01:34:59,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2020-10-15 01:35:00,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 437. [2020-10-15 01:35:00,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 437 states. [2020-10-15 01:35:00,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 547 transitions. [2020-10-15 01:35:00,063 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 547 transitions. Word has length 55 [2020-10-15 01:35:00,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:35:00,063 INFO L479 AbstractCegarLoop]: Abstraction has 437 states and 547 transitions. [2020-10-15 01:35:00,064 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 01:35:00,064 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 547 transitions. [2020-10-15 01:35:00,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-10-15 01:35:00,069 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:35:00,069 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, 1, 1] [2020-10-15 01:35:00,069 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 01:35:00,069 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:35:00,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:35:00,070 INFO L82 PathProgramCache]: Analyzing trace with hash -575696431, now seen corresponding path program 1 times [2020-10-15 01:35:00,070 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:35:00,070 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1212188112] [2020-10-15 01:35:00,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:35:00,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:00,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:00,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:01,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:03,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:03,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-15 01:35:03,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:35:03,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3808 [2020-10-15 01:35:03,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:03,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:03,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 01:35:03,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-15 01:35:03,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-15 01:35:03,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:04,178 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:35:04,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:35:04,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:04,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:04,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:04,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:04,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:04,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-15 01:35:04,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:04,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:04,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:04,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:04,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:04,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:04,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:35:04,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:04,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:04,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:04,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:35:04,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:04,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:35:04,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:04,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:04,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:04,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:04,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:04,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:04,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:35:04,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:04,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:04,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:04,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:35:04,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:04,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:04,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:04,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:04,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:04,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:04,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:04,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:04,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:35:04,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:04,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:04,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:04,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:04,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:04,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:35:04,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:04,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:04,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:04,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:04,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:04,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:04,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:35:04,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:04,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:04,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:04,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:35:04,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:04,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:35:04,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:04,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:04,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:04,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:04,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:04,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:35:04,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 01:35:04,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:04,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:04,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:04,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:04,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:04,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:35:04,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:04,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:04,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:04,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:04,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:35:04,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:04,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-15 01:35:04,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:04,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:04,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:04,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:04,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-15 01:35:04,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:35:04,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-15 01:35:04,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:04,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:04,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 01:35:04,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-15 01:35:04,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 01:35:04,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:04,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:35:04,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:04,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:04,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:04,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:04,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:35:04,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:35:04,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 152 [2020-10-15 01:35:04,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:04,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:04,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 01:35:04,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:04,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-15 01:35:04,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:04,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:35:04,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:04,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:04,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:04,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:04,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:35:04,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:35:04,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 151 [2020-10-15 01:35:04,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:04,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:04,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 01:35:04,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:04,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-15 01:35:04,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:04,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:35:04,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:04,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:04,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:04,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:35:04,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:04,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:35:04,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:04,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:04,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:04,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:04,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:04,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:35:04,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:35:04,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:04,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:04,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:04,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:35:04,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:04,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:04,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:04,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:04,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:04,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:04,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:04,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:04,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:35:04,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:04,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:04,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:04,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:35:04,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:04,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-15 01:35:04,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:04,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:04,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 01:35:04,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:04,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 01:35:04,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:04,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:35:04,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:04,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:04,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:04,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:35:04,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:04,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:35:04,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:04,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:04,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:35:04,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:04,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:35:04,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:04,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:35:04,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:04,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:04,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:04,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:04,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:04,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:35:04,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:04,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:04,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:35:04,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:04,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:35:04,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:04,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:35:04,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:04,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:04,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:04,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:04,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:04,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:35:04,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:04,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:04,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:04,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:04,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:35:04,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:04,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-15 01:35:04,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:04,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:04,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:04,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:04,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:04,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:04,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:04,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:04,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:04,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:35:04,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:04,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:04,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-15 01:35:04,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:04,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:04,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:04,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:04,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:04,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:04,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:04,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:04,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:04,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:35:04,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:05,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:05,023 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-15 01:35:05,024 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1212188112] [2020-10-15 01:35:05,024 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:35:05,025 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-15 01:35:05,025 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523813892] [2020-10-15 01:35:05,026 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 01:35:05,026 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:35:05,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 01:35:05,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-10-15 01:35:05,028 INFO L87 Difference]: Start difference. First operand 437 states and 547 transitions. Second operand 12 states. [2020-10-15 01:35:05,452 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:35:06,224 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:35:06,518 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:35:06,943 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:35:08,171 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:35:08,424 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:35:08,648 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:35:08,882 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:35:10,018 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:35:10,276 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:35:10,534 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:35:10,777 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:35:11,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:35:11,976 INFO L93 Difference]: Finished difference Result 958 states and 1267 transitions. [2020-10-15 01:35:11,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-15 01:35:11,976 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 103 [2020-10-15 01:35:11,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:35:11,983 INFO L225 Difference]: With dead ends: 958 [2020-10-15 01:35:11,983 INFO L226 Difference]: Without dead ends: 523 [2020-10-15 01:35:11,985 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=188, Invalid=742, Unknown=0, NotChecked=0, Total=930 [2020-10-15 01:35:11,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 523 states. [2020-10-15 01:35:12,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 523 to 419. [2020-10-15 01:35:12,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419 states. [2020-10-15 01:35:12,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 507 transitions. [2020-10-15 01:35:12,066 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 507 transitions. Word has length 103 [2020-10-15 01:35:12,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:35:12,067 INFO L479 AbstractCegarLoop]: Abstraction has 419 states and 507 transitions. [2020-10-15 01:35:12,067 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 01:35:12,067 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 507 transitions. [2020-10-15 01:35:12,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-10-15 01:35:12,071 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:35:12,071 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:35:12,072 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 01:35:12,072 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:35:12,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:35:12,072 INFO L82 PathProgramCache]: Analyzing trace with hash 133412390, now seen corresponding path program 1 times [2020-10-15 01:35:12,073 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:35:12,073 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1942650462] [2020-10-15 01:35:12,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:35:12,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:12,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:12,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:12,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:14,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:14,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-10-15 01:35:14,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:35:14,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2309 [2020-10-15 01:35:14,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:14,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:14,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 01:35:14,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:35:14,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 157 [2020-10-15 01:35:14,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:14,649 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:35:14,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:35:14,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:14,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:14,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:14,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:14,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:14,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-15 01:35:14,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:14,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:14,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:14,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:14,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:35:14,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:14,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:35:14,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:14,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:14,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:14,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:35:14,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:14,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:14,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:14,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:14,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:14,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:14,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:35:14,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:14,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:35:14,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:14,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:14,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:14,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:35:14,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:14,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:35:14,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:14,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:14,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:14,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:14,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:35:14,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:14,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:35:14,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:14,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:14,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:14,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:14,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:14,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:14,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:14,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:14,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:14,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:14,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:35:14,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:14,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:35:14,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:14,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:14,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:14,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:35:14,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:14,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:14,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:14,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:14,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:14,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:14,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:35:14,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:14,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:35:14,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:14,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:14,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:14,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:14,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-15 01:35:14,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:35:14,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-15 01:35:14,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:14,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:14,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:14,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:14,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-15 01:35:14,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:14,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:35:14,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:14,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:14,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:14,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:14,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-15 01:35:14,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:35:14,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-15 01:35:14,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:14,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:14,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:35:14,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-15 01:35:14,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:35:14,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:14,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:35:14,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:14,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:14,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:14,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:35:14,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:14,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-15 01:35:14,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:14,953 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:14,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:35:14,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-15 01:35:14,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:35:14,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:14,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:35:14,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:14,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:14,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:14,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:35:14,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:14,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-15 01:35:14,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:14,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:14,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:35:14,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-15 01:35:14,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:35:14,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:15,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:35:15,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:15,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:15,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:15,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:35:15,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:15,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 01:35:15,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:15,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:15,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:35:15,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:15,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 01:35:15,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:15,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:35:15,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:15,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:15,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:15,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:35:15,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:15,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:15,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:15,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:15,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:15,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:15,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:15,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:15,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:35:15,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:15,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:15,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:15,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:35:15,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:15,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:35:15,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:15,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:15,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:15,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-15 01:35:15,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:15,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:15,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:35:15,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:15,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:15,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:15,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:35:15,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:15,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:15,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:15,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:15,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:15,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:15,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:15,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:15,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:35:15,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:15,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:15,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:15,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:15,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:15,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:35:15,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:15,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:15,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:15,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:15,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:15,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:15,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:35:15,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:15,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:15,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:15,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:15,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:15,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:35:15,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:15,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:15,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:15,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:15,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:15,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:15,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-15 01:35:15,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:15,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:15,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:15,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:35:15,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:15,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:15,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:15,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:15,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:15,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:15,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:15,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:15,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:35:15,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:15,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:15,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:15,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:15,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:15,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:35:15,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:15,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:15,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:15,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:15,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:15,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:15,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-15 01:35:15,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:15,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:15,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:15,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:15,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:15,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:35:15,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:15,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:15,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:15,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:15,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:35:15,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:15,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 01:35:15,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:15,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:15,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:15,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:15,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:15,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:35:15,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:15,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:15,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:15,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:15,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:35:15,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:15,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-15 01:35:15,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:15,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:15,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:15,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:15,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:15,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:15,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:15,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:15,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:15,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:35:15,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:15,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:15,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-15 01:35:15,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:15,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:15,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:15,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:15,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:15,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:15,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:15,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:15,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:15,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:35:15,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:15,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:15,212 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-15 01:35:15,213 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1942650462] [2020-10-15 01:35:15,213 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:35:15,213 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-15 01:35:15,214 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470346725] [2020-10-15 01:35:15,216 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 01:35:15,216 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:35:15,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 01:35:15,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2020-10-15 01:35:15,217 INFO L87 Difference]: Start difference. First operand 419 states and 507 transitions. Second operand 12 states. [2020-10-15 01:35:15,619 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:35:16,539 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:35:16,825 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:35:17,119 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:35:17,392 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:35:17,715 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:35:17,995 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:35:18,347 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:35:18,630 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:35:22,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:35:22,200 INFO L93 Difference]: Finished difference Result 1665 states and 2414 transitions. [2020-10-15 01:35:22,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-15 01:35:22,200 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 130 [2020-10-15 01:35:22,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:35:22,211 INFO L225 Difference]: With dead ends: 1665 [2020-10-15 01:35:22,211 INFO L226 Difference]: Without dead ends: 1270 [2020-10-15 01:35:22,215 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 178 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=228, Invalid=642, Unknown=0, NotChecked=0, Total=870 [2020-10-15 01:35:22,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1270 states. [2020-10-15 01:35:22,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1270 to 815. [2020-10-15 01:35:22,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 815 states. [2020-10-15 01:35:22,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 815 states and 988 transitions. [2020-10-15 01:35:22,417 INFO L78 Accepts]: Start accepts. Automaton has 815 states and 988 transitions. Word has length 130 [2020-10-15 01:35:22,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:35:22,419 INFO L479 AbstractCegarLoop]: Abstraction has 815 states and 988 transitions. [2020-10-15 01:35:22,419 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 01:35:22,419 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 988 transitions. [2020-10-15 01:35:22,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-15 01:35:22,425 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:35:22,426 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] [2020-10-15 01:35:22,426 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 01:35:22,426 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:35:22,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:35:22,427 INFO L82 PathProgramCache]: Analyzing trace with hash 1353711432, now seen corresponding path program 1 times [2020-10-15 01:35:22,427 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:35:22,427 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [817114012] [2020-10-15 01:35:22,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:35:22,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:22,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:22,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:22,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:23,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:23,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 194 [2020-10-15 01:35:23,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:35:23,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 664 [2020-10-15 01:35:23,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:23,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:23,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:23,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-15 01:35:23,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 108 [2020-10-15 01:35:23,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:23,330 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:35:23,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:35:23,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:23,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:23,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:23,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:23,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:23,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 01:35:23,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:23,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:23,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:23,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:23,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:23,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:23,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:35:23,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:23,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:23,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:23,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:35:23,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:23,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:35:23,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:23,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:23,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:23,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:23,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:23,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:23,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:35:23,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:23,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:23,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:23,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:35:23,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:23,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:35:23,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:23,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:23,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:23,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:23,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:23,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:23,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:35:23,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:23,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:23,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:23,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:23,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:23,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:35:23,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:23,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:23,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:23,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:23,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:23,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:23,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:35:23,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:23,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:23,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:23,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:35:23,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:23,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:35:23,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:23,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:23,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:23,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:23,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:23,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:23,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-15 01:35:23,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:23,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:23,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:23,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:35:23,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:23,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:23,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:23,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:23,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:23,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:23,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:23,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:23,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 01:35:23,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:23,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:23,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:23,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:23,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-15 01:35:23,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:35:23,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-15 01:35:23,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:23,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:23,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:35:23,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-15 01:35:23,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:35:23,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:23,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:35:23,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:23,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:23,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:23,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-15 01:35:23,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:23,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-15 01:35:23,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:23,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:23,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:35:23,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-15 01:35:23,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:35:23,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:23,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:35:23,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:23,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:23,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:23,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:35:23,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:23,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 01:35:23,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:23,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:23,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:35:23,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 01:35:23,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:35:23,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:23,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:35:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:23,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:23,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:23,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:35:23,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:23,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 01:35:23,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:23,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:23,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:35:23,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 01:35:23,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:35:23,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:23,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:35:23,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:23,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:23,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:23,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:35:23,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:23,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:35:23,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:23,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:23,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:35:23,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 01:35:23,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:35:23,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:23,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:35:23,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:23,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:23,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:23,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:35:23,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:23,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:35:23,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:23,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:23,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:35:23,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:23,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:35:23,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:35:23,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:35:23,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:23,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:23,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:23,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:35:23,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:23,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:35:23,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:23,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:23,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:23,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-15 01:35:23,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:23,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:35:23,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:35:23,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:23,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:23,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:23,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:35:23,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:23,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:35:23,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:23,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:23,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:23,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:23,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:23,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:35:23,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:35:23,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:23,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:23,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:23,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:23,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:23,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:23,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:23,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:23,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:23,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:23,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:23,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:35:23,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:35:23,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:23,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:23,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:23,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:23,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:23,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:35:23,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:23,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:23,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:23,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:23,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:23,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:23,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-15 01:35:23,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:23,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:23,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:23,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:35:23,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:23,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:35:23,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:23,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:23,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:23,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-15 01:35:23,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:23,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:23,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:35:23,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:23,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:23,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:23,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:23,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:23,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:23,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:23,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:23,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:23,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:23,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:23,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:23,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-15 01:35:23,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:23,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:23,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:23,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:23,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:23,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:35:23,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:23,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:23,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:23,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:23,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:35:23,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:23,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-15 01:35:23,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:23,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:23,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:23,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:23,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:23,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:35:23,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:23,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:23,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:23,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:23,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:35:23,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:23,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-15 01:35:23,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:23,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:23,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:23,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:23,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:23,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:23,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:23,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:23,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:23,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:35:23,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:23,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:23,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-15 01:35:23,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:23,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:23,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:23,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:23,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:23,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:23,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:23,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:23,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:23,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:35:23,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:23,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:23,809 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-15 01:35:23,809 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [817114012] [2020-10-15 01:35:23,810 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:35:23,810 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-15 01:35:23,810 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888228618] [2020-10-15 01:35:23,811 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 01:35:23,811 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:35:23,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 01:35:23,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-15 01:35:23,812 INFO L87 Difference]: Start difference. First operand 815 states and 988 transitions. Second operand 12 states. [2020-10-15 01:35:24,315 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:35:25,071 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:35:25,318 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:35:25,592 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:35:28,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:35:28,058 INFO L93 Difference]: Finished difference Result 2264 states and 3236 transitions. [2020-10-15 01:35:28,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-15 01:35:28,059 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 136 [2020-10-15 01:35:28,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:35:28,072 INFO L225 Difference]: With dead ends: 2264 [2020-10-15 01:35:28,072 INFO L226 Difference]: Without dead ends: 1473 [2020-10-15 01:35:28,077 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 212 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=246, Invalid=684, Unknown=0, NotChecked=0, Total=930 [2020-10-15 01:35:28,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1473 states. [2020-10-15 01:35:28,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1473 to 901. [2020-10-15 01:35:28,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 901 states. [2020-10-15 01:35:28,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 901 states and 1084 transitions. [2020-10-15 01:35:28,272 INFO L78 Accepts]: Start accepts. Automaton has 901 states and 1084 transitions. Word has length 136 [2020-10-15 01:35:28,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:35:28,272 INFO L479 AbstractCegarLoop]: Abstraction has 901 states and 1084 transitions. [2020-10-15 01:35:28,273 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 01:35:28,273 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1084 transitions. [2020-10-15 01:35:28,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-10-15 01:35:28,277 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:35:28,278 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] [2020-10-15 01:35:28,278 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 01:35:28,278 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:35:28,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:35:28,278 INFO L82 PathProgramCache]: Analyzing trace with hash 2015724659, now seen corresponding path program 1 times [2020-10-15 01:35:28,279 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:35:28,279 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2039003144] [2020-10-15 01:35:28,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:35:28,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:28,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:28,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:28,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:33,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:33,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 244 [2020-10-15 01:35:33,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:35:33,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-15 01:35:33,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:33,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:33,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 01:35:33,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-15 01:35:33,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 121 [2020-10-15 01:35:33,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:33,607 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:35:33,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:35:33,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:33,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:33,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:33,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:33,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:33,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-15 01:35:33,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:33,643 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:33,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:33,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:33,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:33,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:33,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:35:33,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:33,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:33,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:33,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:35:33,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:33,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:35:33,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:33,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:33,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:33,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:33,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:33,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:33,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:35:33,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:33,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:33,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:33,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:35:33,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:33,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:35:33,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:33,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:33,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:33,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:33,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:33,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:33,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:35:33,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:33,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:33,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:33,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:33,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:33,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:33,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:33,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:33,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:33,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:33,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:33,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:33,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:35:33,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:33,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:33,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:33,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:35:33,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:33,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:35:33,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:33,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:33,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:33,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:33,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:33,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:33,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:35:33,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:33,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:33,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:33,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-15 01:35:33,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:33,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 01:35:33,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:33,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:33,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:33,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:33,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-15 01:35:33,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:33,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:35:33,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:33,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:33,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:33,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-15 01:35:33,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:33,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 01:35:33,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:33,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:33,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:33,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:33,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 01:35:33,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:33,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:35:33,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:33,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:33,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:33,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:35:33,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:33,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 01:35:33,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:33,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:33,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:33,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:33,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 01:35:33,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:33,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:35:33,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:33,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:33,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:33,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:35:33,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:33,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:35:33,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:33,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:33,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:33,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:33,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 01:35:33,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:33,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:35:33,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:33,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:33,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:33,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:35:33,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:33,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:35:33,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:33,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:33,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:33,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:33,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 01:35:33,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:35:33,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:35:33,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:33,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:33,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:33,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:35:33,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:33,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:35:33,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:33,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:33,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:33,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:33,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 01:35:33,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:35:33,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:35:33,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:33,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:33,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:33,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:35:33,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:33,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 01:35:33,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:33,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:33,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:33,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:33,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-15 01:35:33,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:33,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:35:33,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:33,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:33,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:33,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:35:33,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:33,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:35:33,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:33,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:33,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:33,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:33,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:33,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:35:33,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:35:33,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:33,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:33,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:33,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:33,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:33,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:33,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:33,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:33,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:33,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:33,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:33,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:35:33,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:35:33,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:33,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:33,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:33,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:33,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:33,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:33,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:33,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:33,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:33,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:33,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:33,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:35:33,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-15 01:35:33,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:33,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:33,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:33,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:35:33,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:33,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:35:33,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:33,903 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:33,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:33,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:33,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 01:35:33,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:33,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:35:33,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:33,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:33,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:33,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:33,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:33,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:33,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:33,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:33,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:33,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:33,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:33,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:33,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-15 01:35:33,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:33,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:33,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:33,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:33,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:33,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:35:33,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:33,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:33,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:33,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:33,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:35:33,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:33,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 01:35:33,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:33,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:33,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:33,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:33,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:33,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:35:33,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:33,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:33,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:35:33,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:35:33,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 01:35:33,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:33,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-15 01:35:33,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:33,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:34,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:34,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-15 01:35:34,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:34,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-15 01:35:34,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:34,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:34,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:35:34,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-15 01:35:34,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-15 01:35:34,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:34,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:35:34,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:34,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:34,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:34,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:35:34,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:34,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:35:34,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:34,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:34,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:34,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:34,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:34,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:34,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:35:34,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:34,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:34,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:34,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:34,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:34,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:34,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:34,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:34,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:34,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:34,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:34,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:34,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 01:35:34,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:34,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:34,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:34,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-15 01:35:34,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:34,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-15 01:35:34,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:34,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:34,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:35:34,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:34,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-15 01:35:34,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:34,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:35:34,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:34,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:34,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:34,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 01:35:34,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:34,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 01:35:34,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:34,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:34,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:35:34,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:34,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 01:35:34,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:34,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:35:34,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:34,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:34,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:34,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:34,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:34,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:35:34,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:34,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:34,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:35:34,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:34,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:35:34,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:34,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 01:35:34,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:34,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:34,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:34,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:35:34,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:34,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:35:34,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:34,200 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:34,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:34,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:34,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:35:34,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:34,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:35:34,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:34,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:34,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:34,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:35:34,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:34,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:34,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:34,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:34,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:34,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:34,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:34,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:34,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-15 01:35:34,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:34,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:34,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:34,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:34,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:34,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:34,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:34,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:34,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:34,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:35:34,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:34,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:34,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2020-10-15 01:35:34,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:34,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:34,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:34,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:34,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:34,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:34,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:34,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:34,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:34,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:35:34,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:34,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:34,312 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-10-15 01:35:34,315 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2039003144] [2020-10-15 01:35:34,316 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:35:34,316 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-15 01:35:34,316 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881026963] [2020-10-15 01:35:34,319 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 01:35:34,319 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:35:34,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 01:35:34,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-10-15 01:35:34,320 INFO L87 Difference]: Start difference. First operand 901 states and 1084 transitions. Second operand 14 states. [2020-10-15 01:35:34,995 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:35:35,591 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:35:38,431 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-10-15 01:35:38,861 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-10-15 01:35:39,291 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-10-15 01:35:40,391 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:35:40,672 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:35:40,908 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:35:41,144 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:35:45,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:35:45,450 INFO L93 Difference]: Finished difference Result 4988 states and 7464 transitions. [2020-10-15 01:35:45,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2020-10-15 01:35:45,450 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 172 [2020-10-15 01:35:45,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:35:45,480 INFO L225 Difference]: With dead ends: 4988 [2020-10-15 01:35:45,480 INFO L226 Difference]: Without dead ends: 4111 [2020-10-15 01:35:45,488 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 77 SyntacticMatches, 6 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 736 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=539, Invalid=2011, Unknown=0, NotChecked=0, Total=2550 [2020-10-15 01:35:45,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4111 states. [2020-10-15 01:35:46,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4111 to 2883. [2020-10-15 01:35:46,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2883 states. [2020-10-15 01:35:46,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 2883 states and 3645 transitions. [2020-10-15 01:35:46,209 INFO L78 Accepts]: Start accepts. Automaton has 2883 states and 3645 transitions. Word has length 172 [2020-10-15 01:35:46,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:35:46,210 INFO L479 AbstractCegarLoop]: Abstraction has 2883 states and 3645 transitions. [2020-10-15 01:35:46,210 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 01:35:46,210 INFO L276 IsEmpty]: Start isEmpty. Operand 2883 states and 3645 transitions. [2020-10-15 01:35:46,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-10-15 01:35:46,217 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:35:46,217 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] [2020-10-15 01:35:46,217 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 01:35:46,217 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:35:46,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:35:46,218 INFO L82 PathProgramCache]: Analyzing trace with hash -228258639, now seen corresponding path program 1 times [2020-10-15 01:35:46,218 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:35:46,218 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1614118946] [2020-10-15 01:35:46,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:35:46,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:46,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:46,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:46,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:47,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:51,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:51,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 244 [2020-10-15 01:35:51,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 01:35:51,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-15 01:35:51,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:51,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:51,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-15 01:35:51,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:35:51,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 194 [2020-10-15 01:35:51,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:51,565 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:35:51,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:35:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:51,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:51,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:51,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:51,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:51,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-15 01:35:51,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:51,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:51,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:51,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:51,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:35:51,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:51,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:35:51,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:51,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:51,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:51,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:35:51,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:51,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:51,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:51,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:51,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:51,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:51,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:35:51,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:51,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:35:51,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:51,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:51,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:51,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:35:51,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:51,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:35:51,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:51,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:51,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:51,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:51,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:35:51,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:51,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:35:51,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:51,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:51,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:51,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:51,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:51,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:51,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:51,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:51,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:51,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:51,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:35:51,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:51,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:35:51,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:51,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:51,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:51,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:35:51,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:51,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:51,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:51,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:51,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:51,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:51,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:35:51,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:51,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:35:51,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:51,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:51,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:51,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:51,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-15 01:35:51,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:35:51,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-15 01:35:51,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:51,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:51,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:35:51,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:35:51,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-15 01:35:51,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:51,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:35:51,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:51,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:51,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:51,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-15 01:35:51,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:51,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 01:35:51,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:51,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:51,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:35:51,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:51,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-15 01:35:51,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:51,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:35:51,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:51,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:51,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:51,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:35:51,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:51,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 01:35:51,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:51,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:51,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:51,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:51,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 01:35:51,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:51,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:35:51,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:51,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:51,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:51,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:35:51,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:51,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 01:35:51,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:51,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:51,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:51,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:51,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 01:35:51,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:51,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:35:51,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:51,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:51,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:51,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:35:51,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:51,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:35:51,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:51,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:51,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:51,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:51,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 01:35:51,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:51,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:35:51,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:51,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:51,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:51,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:35:51,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:51,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:51,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:51,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:51,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:51,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:51,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 01:35:51,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:51,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:35:51,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:51,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:51,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:51,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:35:51,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:51,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:35:51,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:51,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:51,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:51,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:51,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-15 01:35:51,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:51,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:35:51,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:51,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:51,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:51,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:35:51,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:51,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:35:51,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:51,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:51,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:51,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:51,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:51,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:51,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:35:51,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:51,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:51,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:51,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:51,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:51,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:35:51,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:51,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:51,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:51,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:51,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:51,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:51,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:35:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:51,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:51,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:51,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:51,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:51,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:51,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:51,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:51,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:51,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:51,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:51,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:51,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-15 01:35:51,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:51,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:51,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:51,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:35:51,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:51,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:35:51,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:51,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:51,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:51,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:51,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 01:35:51,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:51,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:35:51,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:52,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:52,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:52,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:52,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:52,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:35:52,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:52,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:52,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:52,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:52,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:52,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 01:35:52,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-15 01:35:52,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:52,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:52,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:52,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:52,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:52,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:52,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:52,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:52,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:52,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:52,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:35:52,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:52,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 01:35:52,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:52,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:52,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:52,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:52,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:52,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:35:52,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:52,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:52,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:35:52,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:35:52,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 01:35:52,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:52,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-15 01:35:52,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:52,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:52,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:52,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:52,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-15 01:35:52,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:35:52,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-15 01:35:52,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:52,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:52,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:35:52,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-15 01:35:52,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-15 01:35:52,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:52,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:35:52,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:52,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:52,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:52,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:35:52,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:52,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:35:52,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:52,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:52,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:52,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:52,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:52,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:52,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:35:52,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:52,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:52,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:52,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:52,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:52,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:35:52,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:52,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:52,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:52,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:52,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:52,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:52,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 01:35:52,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:52,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:52,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:52,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:52,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-15 01:35:52,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:35:52,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-15 01:35:52,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:52,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:52,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:35:52,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:52,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-15 01:35:52,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:52,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:35:52,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:52,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:52,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:52,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 01:35:52,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:52,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:35:52,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:52,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:52,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:35:52,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:52,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 01:35:52,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:52,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:35:52,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:52,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:52,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:52,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:52,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:52,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:35:52,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:52,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:52,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:35:52,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:52,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:35:52,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:52,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 01:35:52,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:52,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:52,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:52,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:35:52,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:52,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:35:52,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:52,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:52,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:52,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:52,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:35:52,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:52,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:35:52,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:52,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:52,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:52,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:35:52,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:52,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:35:52,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:52,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:52,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:52,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:52,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:52,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:52,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-15 01:35:52,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:52,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:52,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:52,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:52,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:52,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:35:52,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:52,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:52,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:52,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:35:52,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:52,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:52,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2020-10-15 01:35:52,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:52,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:52,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:52,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:52,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:52,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:35:52,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:52,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:52,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:35:52,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:35:52,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:35:52,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:35:52,508 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-10-15 01:35:52,508 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1614118946] [2020-10-15 01:35:52,508 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:35:52,509 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-15 01:35:52,510 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411900314] [2020-10-15 01:35:52,511 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-15 01:35:52,511 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:35:52,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-15 01:35:52,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2020-10-15 01:35:52,511 INFO L87 Difference]: Start difference. First operand 2883 states and 3645 transitions. Second operand 16 states. [2020-10-15 01:35:52,920 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:35:53,794 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 186 [2020-10-15 01:35:55,995 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:35:56,730 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-10-15 01:35:57,210 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-10-15 01:35:57,647 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-10-15 01:35:59,498 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-15 01:35:59,789 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-15 01:36:00,056 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-15 01:36:00,534 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-10-15 01:36:00,821 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:36:02,821 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-10-15 01:36:03,430 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 187 [2020-10-15 01:36:04,726 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 192 [2020-10-15 01:36:05,327 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 192 [2020-10-15 01:36:05,875 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 192 [2020-10-15 01:36:06,409 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-10-15 01:36:06,916 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-10-15 01:36:07,502 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-10-15 01:36:08,034 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-10-15 01:36:08,594 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-10-15 01:36:11,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:36:11,657 INFO L93 Difference]: Finished difference Result 10136 states and 13776 transitions. [2020-10-15 01:36:11,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2020-10-15 01:36:11,658 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 172 [2020-10-15 01:36:11,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:36:11,708 INFO L225 Difference]: With dead ends: 10136 [2020-10-15 01:36:11,708 INFO L226 Difference]: Without dead ends: 7255 [2020-10-15 01:36:11,727 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 69 SyntacticMatches, 5 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1535 ImplicationChecksByTransitivity, 9.9s TimeCoverageRelationStatistics Valid=859, Invalid=4397, Unknown=0, NotChecked=0, Total=5256 [2020-10-15 01:36:11,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7255 states. [2020-10-15 01:36:12,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7255 to 5963. [2020-10-15 01:36:12,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5963 states. [2020-10-15 01:36:12,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5963 states to 5963 states and 7434 transitions. [2020-10-15 01:36:12,941 INFO L78 Accepts]: Start accepts. Automaton has 5963 states and 7434 transitions. Word has length 172 [2020-10-15 01:36:12,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:36:12,942 INFO L479 AbstractCegarLoop]: Abstraction has 5963 states and 7434 transitions. [2020-10-15 01:36:12,942 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-15 01:36:12,942 INFO L276 IsEmpty]: Start isEmpty. Operand 5963 states and 7434 transitions. [2020-10-15 01:36:12,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-10-15 01:36:12,949 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:36:12,949 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] [2020-10-15 01:36:12,949 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 01:36:12,949 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:36:12,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:36:12,950 INFO L82 PathProgramCache]: Analyzing trace with hash -1594765141, now seen corresponding path program 1 times [2020-10-15 01:36:12,950 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:36:12,950 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [311261450] [2020-10-15 01:36:12,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:36:12,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:12,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:13,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:13,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-15 01:36:15,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:36:15,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2063 [2020-10-15 01:36:15,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 01:36:15,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 180 [2020-10-15 01:36:15,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-15 01:36:15,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:36:15,306 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:36:15,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:36:15,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:36:15,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 01:36:15,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,331 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:36:15,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:36:15,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:36:15,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:36:15,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:36:15,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:36:15,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:36:15,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:36:15,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:36:15,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:36:15,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:36:15,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:36:15,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:36:15,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:36:15,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:36:15,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:36:15,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:36:15,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:36:15,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:36:15,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:36:15,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:36:15,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:36:15,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:36:15,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:36:15,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:36:15,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:36:15,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:36:15,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:36:15,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:36:15,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:36:15,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:36:15,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:36:15,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:36:15,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 01:36:15,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-15 01:36:15,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:36:15,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:36:15,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:36:15,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:36:15,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:36:15,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-15 01:36:15,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:36:15,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:36:15,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:36:15,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:36:15,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:36:15,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:36:15,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:36:15,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:36:15,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:36:15,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:36:15,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:36:15,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:36:15,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:36:15,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:36:15,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:36:15,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:36:15,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:36:15,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:36:15,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:36:15,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:36:15,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:36:15,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:36:15,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:36:15,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:36:15,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:36:15,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:36:15,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:36:15,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:36:15,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:36:15,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:36:15,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:36:15,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:36:15,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:36:15,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:36:15,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:36:15,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:36:15,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:36:15,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:36:15,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:36:15,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:36:15,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:36:15,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:36:15,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:36:15,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:36:15,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:36:15,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:36:15,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:36:15,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:36:15,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:36:15,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:36:15,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:36:15,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:36:15,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-15 01:36:15,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:36:15,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:36:15,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:36:15,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:36:15,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:36:15,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:36:15,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:36:15,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:36:15,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:36:15,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:36:15,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:36:15,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-15 01:36:15,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:36:15,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:36:15,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:36:15,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:36:15,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:36:15,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-15 01:36:15,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:36:15,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:36:15,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:36:15,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:36:15,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:36:15,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-15 01:36:15,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-15 01:36:15,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:36:15,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-15 01:36:15,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 01:36:15,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 01:36:15,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:36:15,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:36:15,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:36:15,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:36:15,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:36:15,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:36:15,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:36:15,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:36:15,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:36:15,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:36:15,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:36:15,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:36:15,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:36:15,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 01:36:15,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-15 01:36:15,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:36:15,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 01:36:15,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:36:15,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-15 01:36:15,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:36:15,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:36:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 01:36:15,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:36:15,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:36:15,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:36:15,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:36:15,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:36:15,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:36:15,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:36:15,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:36:15,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:36:15,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:36:15,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 01:36:15,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:36:15,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:36:15,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:36:15,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:36:15,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:36:15,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:36:15,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:36:15,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:36:15,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:36:15,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:36:15,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:36:15,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-15 01:36:15,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:36:15,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:36:15,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:36:15,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:36:15,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:36:15,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:36:15,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-15 01:36:15,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:36:15,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:36:15,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:36:15,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:36:15,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:36:15,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:36:15,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:36:15,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:36:15,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:36:15,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:36:15,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:36:15,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:36:15,788 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-10-15 01:36:15,789 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [311261450] [2020-10-15 01:36:15,789 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:36:15,789 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-15 01:36:15,789 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062087690] [2020-10-15 01:36:15,790 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-15 01:36:15,790 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:36:15,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-15 01:36:15,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2020-10-15 01:36:15,791 INFO L87 Difference]: Start difference. First operand 5963 states and 7434 transitions. Second operand 15 states. [2020-10-15 01:36:16,168 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:36:17,244 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:36:17,550 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:36:17,825 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:36:18,075 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:36:18,450 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:36:19,392 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:36:19,658 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:36:19,974 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:36:20,215 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:36:20,992 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:36:21,354 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:36:21,634 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:36:21,891 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:36:24,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:36:24,213 INFO L93 Difference]: Finished difference Result 14885 states and 19612 transitions. [2020-10-15 01:36:24,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-15 01:36:24,214 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 176 [2020-10-15 01:36:24,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:36:24,218 INFO L225 Difference]: With dead ends: 14885 [2020-10-15 01:36:24,218 INFO L226 Difference]: Without dead ends: 0 [2020-10-15 01:36:24,257 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 334 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=338, Invalid=1222, Unknown=0, NotChecked=0, Total=1560 [2020-10-15 01:36:24,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-15 01:36:24,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-15 01:36:24,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-15 01:36:24,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-15 01:36:24,260 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 176 [2020-10-15 01:36:24,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:36:24,260 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-15 01:36:24,260 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-15 01:36:24,260 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-15 01:36:24,260 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-15 01:36:24,261 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-15 01:36:24,263 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-15 01:36:26,452 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 01:36:28,212 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2020-10-15 01:36:29,813 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 196 [2020-10-15 01:36:35,239 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-10-15 01:36:39,031 WARN L193 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 539 DAG size of output: 450 [2020-10-15 01:36:47,473 WARN L193 SmtUtils]: Spent 2.94 s on a formula simplification. DAG size of input: 701 DAG size of output: 579 [2020-10-15 01:36:52,321 WARN L193 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 723 DAG size of output: 594 [2020-10-15 01:36:56,161 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 270 [2020-10-15 01:36:56,292 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 277 [2020-10-15 01:36:56,418 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 271 [2020-10-15 01:36:56,684 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 274 [2020-10-15 01:36:57,030 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 263 [2020-10-15 01:36:57,172 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 269 [2020-10-15 01:36:57,345 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 277 [2020-10-15 01:36:57,474 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 274 [2020-10-15 01:36:57,962 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 278 [2020-10-15 01:36:58,391 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 273 [2020-10-15 01:36:58,860 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 279 [2020-10-15 01:36:58,972 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 272 [2020-10-15 01:36:59,164 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 268 [2020-10-15 01:36:59,491 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 277 [2020-10-15 01:36:59,627 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 270 [2020-10-15 01:37:00,137 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 263 [2020-10-15 01:37:00,343 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 269 [2020-10-15 01:37:01,301 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 273 [2020-10-15 01:37:03,071 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 254 [2020-10-15 01:37:03,959 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 268 [2020-10-15 01:37:05,303 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 35 [2020-10-15 01:37:05,419 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 205 [2020-10-15 01:37:13,192 WARN L193 SmtUtils]: Spent 3.65 s on a formula simplification. DAG size of input: 777 DAG size of output: 648 [2020-10-15 01:37:28,857 WARN L193 SmtUtils]: Spent 3.69 s on a formula simplification. DAG size of input: 781 DAG size of output: 651 [2020-10-15 01:37:29,501 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-15 01:37:30,609 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 328 DAG size of output: 15 [2020-10-15 01:37:30,822 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 1 [2020-10-15 01:37:30,981 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 1 [2020-10-15 01:37:38,279 WARN L193 SmtUtils]: Spent 7.27 s on a formula simplification. DAG size of input: 387 DAG size of output: 40 [2020-10-15 01:37:39,368 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 256 DAG size of output: 22 [2020-10-15 01:37:39,570 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-15 01:37:39,815 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 1 [2020-10-15 01:37:40,035 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 1 [2020-10-15 01:37:41,283 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 268 DAG size of output: 22 [2020-10-15 01:37:42,132 WARN L193 SmtUtils]: Spent 837.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 18 [2020-10-15 01:37:42,903 WARN L193 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 21 [2020-10-15 01:37:46,723 WARN L193 SmtUtils]: Spent 3.80 s on a formula simplification. DAG size of input: 292 DAG size of output: 24 [2020-10-15 01:37:46,894 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 1 [2020-10-15 01:37:47,122 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:37:51,331 WARN L193 SmtUtils]: Spent 4.20 s on a formula simplification. DAG size of input: 393 DAG size of output: 29 [2020-10-15 01:37:54,895 WARN L193 SmtUtils]: Spent 3.55 s on a formula simplification. DAG size of input: 300 DAG size of output: 19 [2020-10-15 01:37:56,275 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 399 DAG size of output: 22 [2020-10-15 01:37:56,471 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-15 01:37:56,639 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 1 [2020-10-15 01:37:57,932 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 374 DAG size of output: 21 [2020-10-15 01:37:58,132 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-15 01:37:58,953 WARN L193 SmtUtils]: Spent 804.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 21 [2020-10-15 01:38:03,827 WARN L193 SmtUtils]: Spent 4.86 s on a formula simplification. DAG size of input: 518 DAG size of output: 27 [2020-10-15 01:38:05,094 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 329 DAG size of output: 22 [2020-10-15 01:38:06,158 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 277 DAG size of output: 19 [2020-10-15 01:38:10,577 WARN L193 SmtUtils]: Spent 4.41 s on a formula simplification. DAG size of input: 533 DAG size of output: 27 [2020-10-15 01:38:10,730 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 1 [2020-10-15 01:38:11,775 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 304 DAG size of output: 17 [2020-10-15 01:38:15,850 WARN L193 SmtUtils]: Spent 4.06 s on a formula simplification. DAG size of input: 302 DAG size of output: 17 [2020-10-15 01:38:16,767 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 324 DAG size of output: 17