/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product58.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:40:26,200 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:40:26,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:40:26,257 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:40:26,258 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:40:26,264 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:40:26,267 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:40:26,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:40:26,275 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:40:26,281 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:40:26,282 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:40:26,284 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:40:26,284 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:40:26,287 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:40:26,290 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:40:26,292 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:40:26,294 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:40:26,297 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:40:26,303 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:40:26,311 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:40:26,313 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:40:26,314 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:40:26,316 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:40:26,318 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:40:26,342 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:40:26,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:40:26,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:40:26,345 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:40:26,345 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:40:26,347 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:40:26,347 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:40:26,348 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:40:26,350 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:40:26,351 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:40:26,352 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:40:26,352 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:40:26,353 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:40:26,353 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:40:26,353 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:40:26,354 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:40:26,355 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:40:26,363 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 [2020-10-29 11:40:26,410 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:40:26,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:40:26,415 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:40:26,415 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:40:26,416 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:40:26,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:40:26,416 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:40:26,416 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:40:26,417 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:40:26,417 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:40:26,418 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:40:26,418 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:40:26,418 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:40:26,419 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:40:26,419 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:40:26,419 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:40:26,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:40:26,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:40:26,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:40:26,420 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:40:26,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:40:26,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:40:26,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:40:26,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:40:26,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:40:26,421 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:40:26,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:40:26,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:40:26,422 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:40:26,422 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:40:26,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:40:26,870 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:40:26,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:40:26,874 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:40:26,875 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:40:26,876 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product58.cil.c [2020-10-29 11:40:26,948 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/728782f94/32183016684745fb94bdebde78a08ddc/FLAGdaed32ee7 [2020-10-29 11:40:27,654 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:40:27,654 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec3_product58.cil.c [2020-10-29 11:40:27,672 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/728782f94/32183016684745fb94bdebde78a08ddc/FLAGdaed32ee7 [2020-10-29 11:40:27,901 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/728782f94/32183016684745fb94bdebde78a08ddc [2020-10-29 11:40:27,904 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:40:27,912 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:40:27,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:40:27,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:40:27,924 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:40:27,925 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:40:27" (1/1) ... [2020-10-29 11:40:27,929 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b467ca6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:40:27, skipping insertion in model container [2020-10-29 11:40:27,929 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:40:27" (1/1) ... [2020-10-29 11:40:27,938 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:40:28,010 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:40:28,346 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:40:28,365 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:40:28,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:40:28,561 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:40:28,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:40:28 WrapperNode [2020-10-29 11:40:28,562 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:40:28,563 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:40:28,564 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:40:28,564 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:40:28,577 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:40:28" (1/1) ... [2020-10-29 11:40:28,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:40:28" (1/1) ... [2020-10-29 11:40:28,595 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:40:28" (1/1) ... [2020-10-29 11:40:28,596 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:40:28" (1/1) ... [2020-10-29 11:40:28,630 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:40:28" (1/1) ... [2020-10-29 11:40:28,653 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:40:28" (1/1) ... [2020-10-29 11:40:28,661 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:40:28" (1/1) ... [2020-10-29 11:40:28,677 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:40:28,678 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:40:28,678 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:40:28,678 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:40:28,679 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:40:28" (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 [2020-10-29 11:40:28,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:40:28,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:40:28,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:40:28,763 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:40:28,763 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:40:28,764 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:40:28,764 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:40:28,765 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:40:28,765 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:40:28,765 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:40:28,766 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:40:28,766 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:40:28,766 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:40:28,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:40:28,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:40:28,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:40:28,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:40:28,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:40:28,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:40:28,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:40:28,768 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:40:28,769 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:40:28,769 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:40:28,769 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:40:28,769 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:40:28,769 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:40:28,769 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-29 11:40:28,769 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-29 11:40:28,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-29 11:40:28,770 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:40:28,770 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:40:28,770 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:40:28,770 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-29 11:40:28,770 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:40:28,770 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-29 11:40:28,771 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:40:28,771 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:40:28,771 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:40:28,771 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:40:28,771 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:40:28,771 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-29 11:40:28,771 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-29 11:40:28,771 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-29 11:40:28,772 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:40:28,772 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:40:28,772 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:40:28,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:40:28,772 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:40:28,772 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:40:28,772 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:40:28,773 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:40:28,773 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:40:28,773 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:40:28,774 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:40:28,774 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:40:28,774 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:40:28,774 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:40:28,775 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:40:28,775 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:40:28,775 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:40:28,775 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:40:28,775 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:40:28,776 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:40:28,776 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:40:28,776 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:40:28,776 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:40:28,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:40:28,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:40:28,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:40:28,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:40:28,777 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:40:28,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:40:28,780 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:40:28,780 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:40:28,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:40:28,780 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:40:28,781 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:40:28,781 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:40:28,781 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:40:28,781 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:40:28,781 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:40:28,781 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:40:28,781 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:40:28,782 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-29 11:40:28,783 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-29 11:40:28,783 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:40:28,783 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-29 11:40:28,783 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-29 11:40:28,783 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:40:28,783 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:40:28,784 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:40:28,784 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:40:28,784 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-29 11:40:28,784 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-29 11:40:28,784 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-29 11:40:28,784 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-29 11:40:28,784 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:40:28,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:40:28,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:40:28,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:40:29,969 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:40:29,969 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:40:29,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:40:29 BoogieIcfgContainer [2020-10-29 11:40:29,972 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:40:29,974 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:40:29,974 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:40:29,978 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:40:29,978 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:40:27" (1/3) ... [2020-10-29 11:40:29,979 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@238e23fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:40:29, skipping insertion in model container [2020-10-29 11:40:29,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:40:28" (2/3) ... [2020-10-29 11:40:29,980 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@238e23fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:40:29, skipping insertion in model container [2020-10-29 11:40:29,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:40:29" (3/3) ... [2020-10-29 11:40:29,982 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product58.cil.c [2020-10-29 11:40:29,996 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:40:30,002 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:40:30,016 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:40:30,057 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:40:30,057 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:40:30,058 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:40:30,058 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:40:30,058 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:40:30,058 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:40:30,059 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:40:30,059 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:40:30,090 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states. [2020-10-29 11:40:30,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-29 11:40:30,111 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:40:30,112 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] [2020-10-29 11:40:30,113 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:40:30,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:40:30,123 INFO L82 PathProgramCache]: Analyzing trace with hash 2139132602, now seen corresponding path program 1 times [2020-10-29 11:40:30,132 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:40:30,133 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [334738229] [2020-10-29 11:40:30,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:40:30,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:30,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:30,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:31,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:33,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:33,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-29 11:40:33,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:40:33,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3418 [2020-10-29 11:40:33,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:33,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:33,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:40:33,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:40:33,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:40:33,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 11:40:34,281 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:40:34,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:40:34,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:34,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:34,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:34,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:34,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:34,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 163 [2020-10-29 11:40:34,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:34,479 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:34,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:34,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:34,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:40:34,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:34,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:40:34,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:34,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:34,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:34,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:34,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:34,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:40:34,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:34,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:34,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:34,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:34,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:40:34,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:34,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:40:34,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:34,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:34,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:34,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:34,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:34,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:40:34,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:34,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:34,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:34,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:34,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:40:34,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:34,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:40:34,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:34,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:34,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:34,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:34,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:34,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:40:34,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:34,539 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:34,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:34,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:34,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:40:34,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:34,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:40:34,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:34,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:34,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:34,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:34,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:34,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:40:34,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:34,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:34,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:34,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:34,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:40:34,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:34,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:40:34,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:34,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:34,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:34,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:34,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:34,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:40:34,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:34,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:34,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:34,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:40:34,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:34,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:34,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:40:34,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:34,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:34,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:34,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:34,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:34,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:40:34,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:34,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:34,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:34,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:40:34,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:34,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:34,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 11:40:34,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:34,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:34,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:34,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:34,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:34,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:40:34,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:34,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:34,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:34,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:40:34,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:34,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:34,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:40:34,590 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [334738229] [2020-10-29 11:40:34,593 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:40:34,593 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:40:34,594 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165616245] [2020-10-29 11:40:34,600 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:40:34,600 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:40:34,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:40:34,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:40:34,619 INFO L87 Difference]: Start difference. First operand 197 states. Second operand 4 states. [2020-10-29 11:40:35,109 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:40:36,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:40:36,812 INFO L93 Difference]: Finished difference Result 349 states and 448 transitions. [2020-10-29 11:40:36,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:40:36,814 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-10-29 11:40:36,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:40:36,830 INFO L225 Difference]: With dead ends: 349 [2020-10-29 11:40:36,830 INFO L226 Difference]: Without dead ends: 186 [2020-10-29 11:40:36,836 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 19 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:40:36,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2020-10-29 11:40:36,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 151. [2020-10-29 11:40:36,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2020-10-29 11:40:36,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 175 transitions. [2020-10-29 11:40:36,961 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 175 transitions. Word has length 53 [2020-10-29 11:40:36,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:40:36,961 INFO L481 AbstractCegarLoop]: Abstraction has 151 states and 175 transitions. [2020-10-29 11:40:36,961 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:40:36,962 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 175 transitions. [2020-10-29 11:40:36,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-10-29 11:40:36,967 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:40:36,967 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:40:36,967 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:40:36,967 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:40:36,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:40:36,968 INFO L82 PathProgramCache]: Analyzing trace with hash 1021160743, now seen corresponding path program 1 times [2020-10-29 11:40:36,968 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:40:36,969 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1026579578] [2020-10-29 11:40:36,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:40:37,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:37,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:37,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:38,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:38,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:42,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:42,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-29 11:40:42,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:40:42,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-29 11:40:42,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:42,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:42,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 11:40:42,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:40:42,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-10-29 11:40:42,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:42,505 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:40:42,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:40:42,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:42,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:42,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:42,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:42,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:42,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-29 11:40:42,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:42,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:42,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:42,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:42,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:40:42,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:42,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:40:42,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:42,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:42,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:42,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:42,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:42,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:40:42,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:42,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:42,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:42,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:42,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:40:42,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:42,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:40:42,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:42,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:42,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:42,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:42,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:42,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:42,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:42,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:42,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:42,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:42,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:40:42,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:42,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:40:42,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:42,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:42,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:42,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:42,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:42,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:40:42,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:42,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:42,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:42,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:42,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:40:42,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:42,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:40:42,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:42,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:42,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:42,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:42,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:42,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:42,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:42,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:42,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:42,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:42,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:40:42,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:42,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 11:40:42,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:42,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:42,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:42,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:42,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-29 11:40:42,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:40:42,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 11:40:42,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:42,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:42,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:42,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:42,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-29 11:40:42,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:42,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:40:42,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:42,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:42,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:42,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:40:42,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:42,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:42,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:42,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:42,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:42,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:42,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:42,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:42,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:40:42,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:42,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:42,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:42,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:42,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:42,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:42,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:42,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:42,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:42,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:42,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:42,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:42,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-29 11:40:42,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:42,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:42,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:42,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:42,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:42,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:40:42,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:42,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:42,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:42,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:42,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:40:42,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:42,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-29 11:40:42,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:42,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:42,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:42,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:42,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:42,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:40:42,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:42,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:42,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:40:42,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:42,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:40:42,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:42,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-29 11:40:42,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:42,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:42,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:42,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:42,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:42,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:42,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:42,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:42,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:42,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:40:42,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:42,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:42,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:40:42,790 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1026579578] [2020-10-29 11:40:42,790 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:40:42,790 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:40:42,792 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951708038] [2020-10-29 11:40:42,794 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:40:42,795 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:40:42,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:40:42,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:40:42,796 INFO L87 Difference]: Start difference. First operand 151 states and 175 transitions. Second operand 8 states. [2020-10-29 11:40:43,393 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:40:45,529 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:40:46,030 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:40:46,423 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:40:46,849 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:40:48,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:40:48,572 INFO L93 Difference]: Finished difference Result 480 states and 637 transitions. [2020-10-29 11:40:48,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 11:40:48,576 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 72 [2020-10-29 11:40:48,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:40:48,585 INFO L225 Difference]: With dead ends: 480 [2020-10-29 11:40:48,585 INFO L226 Difference]: Without dead ends: 353 [2020-10-29 11:40:48,592 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-10-29 11:40:48,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2020-10-29 11:40:48,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 279. [2020-10-29 11:40:48,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 279 states. [2020-10-29 11:40:48,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 334 transitions. [2020-10-29 11:40:48,716 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 334 transitions. Word has length 72 [2020-10-29 11:40:48,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:40:48,717 INFO L481 AbstractCegarLoop]: Abstraction has 279 states and 334 transitions. [2020-10-29 11:40:48,717 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:40:48,717 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 334 transitions. [2020-10-29 11:40:48,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-10-29 11:40:48,730 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:40:48,730 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:40:48,732 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:40:48,732 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:40:48,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:40:48,733 INFO L82 PathProgramCache]: Analyzing trace with hash -417076563, now seen corresponding path program 1 times [2020-10-29 11:40:48,733 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:40:48,734 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1682961956] [2020-10-29 11:40:48,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:40:48,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:48,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:48,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:49,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:50,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:50,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:53,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:53,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-29 11:40:53,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:40:53,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-29 11:40:53,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:53,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:53,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-29 11:40:53,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:40:53,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-10-29 11:40:53,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:54,200 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:40:54,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:40:54,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:54,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:54,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:54,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:54,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:54,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-29 11:40:54,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:54,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:54,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:54,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:54,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:40:54,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:54,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:40:54,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:54,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:54,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:54,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:54,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:54,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:40:54,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:54,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:54,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:54,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:54,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:40:54,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:54,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:40:54,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:54,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:54,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:54,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:54,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:54,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:54,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:54,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:54,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:54,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:54,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:40:54,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:54,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:40:54,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:54,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:54,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:54,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:54,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:54,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:40:54,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:54,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:54,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:54,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:54,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:40:54,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:54,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:40:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:54,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:54,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:54,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:54,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:54,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:54,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:54,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:54,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:54,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:54,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:40:54,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:54,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:40:54,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:54,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:54,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:54,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:54,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:54,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:40:54,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:54,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:54,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:40:54,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:40:54,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:40:54,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:40:54,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:40:54,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:54,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:54,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:54,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:54,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-29 11:40:54,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:40:54,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-29 11:40:54,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:54,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:54,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:54,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:54,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-29 11:40:54,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:54,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:40:54,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:54,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:54,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:54,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:40:54,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:54,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:54,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:54,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:54,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:54,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:54,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:54,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:54,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:40:54,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:54,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:54,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:54,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:54,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:54,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:54,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:54,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:54,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:54,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:54,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:54,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:54,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 11:40:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:54,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:54,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:54,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:54,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:54,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:40:54,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:54,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:54,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:54,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:54,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:40:54,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:54,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-29 11:40:54,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:54,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:54,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:54,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:54,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:54,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:40:54,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:54,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:54,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:40:54,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:54,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:40:54,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:54,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-29 11:40:54,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:54,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:54,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:54,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:54,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:54,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:54,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:54,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:54,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:54,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:40:54,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:54,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:54,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:40:54,551 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1682961956] [2020-10-29 11:40:54,552 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:40:54,552 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-29 11:40:54,552 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835830464] [2020-10-29 11:40:54,553 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 11:40:54,553 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:40:54,553 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 11:40:54,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-10-29 11:40:54,554 INFO L87 Difference]: Start difference. First operand 279 states and 334 transitions. Second operand 11 states. [2020-10-29 11:40:55,180 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:40:56,256 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:40:58,142 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:40:58,790 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:40:59,288 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:40:59,703 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:41:00,138 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:41:03,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:41:03,600 INFO L93 Difference]: Finished difference Result 824 states and 1133 transitions. [2020-10-29 11:41:03,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-29 11:41:03,600 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 76 [2020-10-29 11:41:03,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:41:03,612 INFO L225 Difference]: With dead ends: 824 [2020-10-29 11:41:03,613 INFO L226 Difference]: Without dead ends: 637 [2020-10-29 11:41:03,616 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=153, Invalid=497, Unknown=0, NotChecked=0, Total=650 [2020-10-29 11:41:03,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2020-10-29 11:41:03,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 487. [2020-10-29 11:41:03,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 487 states. [2020-10-29 11:41:03,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 571 transitions. [2020-10-29 11:41:03,778 INFO L78 Accepts]: Start accepts. Automaton has 487 states and 571 transitions. Word has length 76 [2020-10-29 11:41:03,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:41:03,778 INFO L481 AbstractCegarLoop]: Abstraction has 487 states and 571 transitions. [2020-10-29 11:41:03,778 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 11:41:03,779 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 571 transitions. [2020-10-29 11:41:03,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-10-29 11:41:03,781 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:41:03,781 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:41:03,781 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:41:03,782 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:41:03,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:41:03,782 INFO L82 PathProgramCache]: Analyzing trace with hash -484691615, now seen corresponding path program 1 times [2020-10-29 11:41:03,783 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:41:03,783 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1256189855] [2020-10-29 11:41:03,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:41:03,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:03,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:04,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:04,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:04,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:07,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:07,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-29 11:41:07,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:41:07,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3464 [2020-10-29 11:41:07,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:07,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:07,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-29 11:41:07,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:07,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-29 11:41:07,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:07,683 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:41:07,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:41:07,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:07,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:07,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:07,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:07,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:07,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-29 11:41:07,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:07,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:07,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:07,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:07,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:41:07,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:07,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:41:07,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:07,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:07,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:07,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:07,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:07,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:07,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:07,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:07,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:07,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:07,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:41:07,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:07,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:41:07,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:07,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:07,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:07,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:07,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:07,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:07,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:07,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:07,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:07,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:07,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:41:07,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:07,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:41:07,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:07,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:07,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:07,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:07,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:07,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:07,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:07,811 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:07,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:07,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:07,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:41:07,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:07,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:41:07,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:07,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:07,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:07,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:07,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:07,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:07,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:07,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:07,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:07,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:07,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:41:07,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:07,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:41:07,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:07,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:07,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:07,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:07,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:07,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:41:07,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:07,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:07,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:07,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:07,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:41:07,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:07,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:41:07,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:07,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:07,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:07,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:07,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-29 11:41:07,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:41:07,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 11:41:07,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:07,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:07,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:41:07,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:41:07,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 11:41:07,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:07,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:41:07,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:07,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:07,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:07,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:41:07,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:07,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:41:07,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:07,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:07,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:41:07,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:41:07,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:41:07,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:07,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:41:07,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:07,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:07,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:07,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:07,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:07,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:07,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:07,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:07,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:07,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:07,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:41:07,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:07,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 11:41:07,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:07,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:07,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:07,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:07,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:07,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:41:07,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:07,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:07,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:07,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:07,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:07,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:07,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-29 11:41:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:07,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:07,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:07,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:07,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:07,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:07,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:07,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:07,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:07,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:07,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:07,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:07,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-29 11:41:07,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:07,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:07,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:07,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:07,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:07,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:07,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:07,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:07,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:07,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:07,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:07,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:07,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:41:07,945 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1256189855] [2020-10-29 11:41:07,945 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:41:07,945 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:41:07,946 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848894785] [2020-10-29 11:41:07,947 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:41:07,947 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:41:07,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:41:07,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:41:07,948 INFO L87 Difference]: Start difference. First operand 487 states and 571 transitions. Second operand 8 states. [2020-10-29 11:41:08,485 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:41:10,100 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:41:12,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:41:12,586 INFO L93 Difference]: Finished difference Result 1320 states and 1672 transitions. [2020-10-29 11:41:12,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-29 11:41:12,587 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 76 [2020-10-29 11:41:12,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:41:12,595 INFO L225 Difference]: With dead ends: 1320 [2020-10-29 11:41:12,595 INFO L226 Difference]: Without dead ends: 857 [2020-10-29 11:41:12,597 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2020-10-29 11:41:12,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 857 states. [2020-10-29 11:41:12,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 857 to 749. [2020-10-29 11:41:12,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 749 states. [2020-10-29 11:41:12,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 880 transitions. [2020-10-29 11:41:12,769 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 880 transitions. Word has length 76 [2020-10-29 11:41:12,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:41:12,769 INFO L481 AbstractCegarLoop]: Abstraction has 749 states and 880 transitions. [2020-10-29 11:41:12,769 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:41:12,769 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 880 transitions. [2020-10-29 11:41:12,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-29 11:41:12,771 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:41:12,772 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:41:12,772 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 11:41:12,772 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:41:12,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:41:12,773 INFO L82 PathProgramCache]: Analyzing trace with hash -468513061, now seen corresponding path program 1 times [2020-10-29 11:41:12,773 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:41:12,773 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1006969896] [2020-10-29 11:41:12,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:41:12,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:12,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:12,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:15,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:15,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-29 11:41:15,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:41:15,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2520 [2020-10-29 11:41:15,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:15,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:15,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 11:41:15,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:15,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-10-29 11:41:15,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:15,736 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:41:15,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:41:15,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:15,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:15,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:15,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:15,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:15,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-29 11:41:15,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:15,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:15,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:15,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:15,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:41:15,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:15,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:41:15,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:15,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:15,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:15,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:15,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:15,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:15,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:15,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:15,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:15,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:15,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:41:15,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:15,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:41:15,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:15,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:15,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:15,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:15,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:15,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:15,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:15,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:15,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:15,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:15,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:41:15,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:15,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:41:15,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:15,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:15,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:15,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:15,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:15,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:15,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:15,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:15,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:15,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:15,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:41:15,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:15,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:41:15,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:15,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:15,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:15,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:15,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:15,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:15,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:15,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:15,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:15,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:15,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:41:15,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:15,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:41:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:15,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:15,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:15,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:15,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:15,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:41:15,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:15,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:15,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:41:15,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:41:15,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:41:15,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:15,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:41:15,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:15,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:15,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:15,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-29 11:41:15,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:15,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 11:41:15,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:15,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:15,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:15,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 11:41:15,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-29 11:41:15,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:16,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:41:16,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:16,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:16,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:16,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 11:41:16,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:16,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:41:16,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:16,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:16,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:16,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:16,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 11:41:16,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:16,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:41:16,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:16,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:16,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:16,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:41:16,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:16,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:41:16,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:16,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:16,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:16,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:16,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:41:16,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:16,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:16,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:16,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:16,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:16,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:41:16,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:16,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:16,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:16,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:16,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:16,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:16,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 11:41:16,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:16,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:41:16,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:16,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:16,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:16,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:16,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:16,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:16,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:16,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:16,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:16,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:16,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:41:16,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:16,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-29 11:41:16,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:16,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:16,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:16,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:16,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:16,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:16,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:16,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:16,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:16,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:16,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:16,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:16,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 11:41:16,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:16,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:16,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:16,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:16,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:16,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:16,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:16,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:16,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:16,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:16,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:16,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:16,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-29 11:41:16,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:16,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:16,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:16,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:16,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:16,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:16,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:16,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:16,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:16,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:16,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:16,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:16,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:41:16,091 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1006969896] [2020-10-29 11:41:16,091 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:41:16,091 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 11:41:16,091 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069437008] [2020-10-29 11:41:16,092 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:41:16,092 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:41:16,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:41:16,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:41:16,093 INFO L87 Difference]: Start difference. First operand 749 states and 880 transitions. Second operand 9 states. [2020-10-29 11:41:16,676 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:41:17,468 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:41:19,910 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:41:23,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:41:23,558 INFO L93 Difference]: Finished difference Result 1623 states and 2130 transitions. [2020-10-29 11:41:23,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-29 11:41:23,558 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 90 [2020-10-29 11:41:23,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:41:23,570 INFO L225 Difference]: With dead ends: 1623 [2020-10-29 11:41:23,570 INFO L226 Difference]: Without dead ends: 1382 [2020-10-29 11:41:23,573 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=115, Invalid=391, Unknown=0, NotChecked=0, Total=506 [2020-10-29 11:41:23,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1382 states. [2020-10-29 11:41:23,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1382 to 1174. [2020-10-29 11:41:23,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1174 states. [2020-10-29 11:41:23,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 1174 states and 1441 transitions. [2020-10-29 11:41:23,870 INFO L78 Accepts]: Start accepts. Automaton has 1174 states and 1441 transitions. Word has length 90 [2020-10-29 11:41:23,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:41:23,873 INFO L481 AbstractCegarLoop]: Abstraction has 1174 states and 1441 transitions. [2020-10-29 11:41:23,873 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:41:23,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1441 transitions. [2020-10-29 11:41:23,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-29 11:41:23,876 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:41:23,876 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:41:23,876 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 11:41:23,877 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:41:23,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:41:23,877 INFO L82 PathProgramCache]: Analyzing trace with hash 993066938, now seen corresponding path program 1 times [2020-10-29 11:41:23,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:41:23,878 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1354361638] [2020-10-29 11:41:23,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:41:23,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:23,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:24,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:24,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-29 11:41:24,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:24,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 243 [2020-10-29 11:41:24,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:24,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:24,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:41:24,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-10-29 11:41:24,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:41:24,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:24,499 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:41:24,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:41:24,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:24,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:24,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:24,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:24,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:24,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-29 11:41:24,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:24,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:24,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:24,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:24,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:24,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:24,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:41:24,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:24,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:24,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:24,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:24,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:24,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:24,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:24,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:24,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:24,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:24,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:24,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:24,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:41:24,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:24,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:24,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:24,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:24,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:24,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:24,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:24,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:24,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:24,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:24,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:24,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:24,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:41:24,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:24,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:24,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:24,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:24,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:24,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:24,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:24,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:24,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:24,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:24,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:24,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:24,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:41:24,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:24,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:24,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:24,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:24,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:24,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:24,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:24,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:24,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:24,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:24,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:24,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:24,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:41:24,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:24,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:24,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:24,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:24,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:24,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:24,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:24,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:24,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:24,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:24,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:24,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:24,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:41:24,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:24,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:24,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:24,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-29 11:41:24,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:24,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 11:41:24,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:24,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:24,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:41:24,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 11:41:24,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:41:24,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:24,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:41:24,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:24,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:24,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:24,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 11:41:24,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:24,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 11:41:24,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:24,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:24,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:41:24,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 11:41:24,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:41:24,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:24,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:41:24,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:24,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:24,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:24,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:41:24,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:24,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:41:24,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:24,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:24,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:41:24,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 11:41:24,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:41:24,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:24,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:24,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:24,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:24,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:24,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:41:24,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:24,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:24,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:24,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:24,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:41:24,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:24,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:41:24,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:24,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:41:24,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:24,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:24,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:24,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:24,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:24,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:24,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:24,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:24,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:24,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-29 11:41:24,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:24,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:24,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-29 11:41:24,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:24,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:24,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:24,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:24,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:24,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:24,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:24,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:24,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:24,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:24,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:24,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:24,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 11:41:24,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:24,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:24,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:24,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:24,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:24,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:24,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:24,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:24,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:24,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:24,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:24,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:24,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-29 11:41:24,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:24,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:24,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:24,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:24,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:24,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:24,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:24,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:24,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:24,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:24,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:24,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:24,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:41:24,760 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1354361638] [2020-10-29 11:41:24,761 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:41:24,762 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:41:24,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618813554] [2020-10-29 11:41:24,762 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:41:24,763 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:41:24,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:41:24,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:41:24,765 INFO L87 Difference]: Start difference. First operand 1174 states and 1441 transitions. Second operand 8 states. [2020-10-29 11:41:26,122 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:41:26,489 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:41:26,875 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:41:29,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:41:29,054 INFO L93 Difference]: Finished difference Result 1843 states and 2380 transitions. [2020-10-29 11:41:29,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 11:41:29,055 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 90 [2020-10-29 11:41:29,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:41:29,065 INFO L225 Difference]: With dead ends: 1843 [2020-10-29 11:41:29,065 INFO L226 Difference]: Without dead ends: 1269 [2020-10-29 11:41:29,069 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-29 11:41:29,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1269 states. [2020-10-29 11:41:29,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1269 to 1174. [2020-10-29 11:41:29,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1174 states. [2020-10-29 11:41:29,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 1174 states and 1440 transitions. [2020-10-29 11:41:29,418 INFO L78 Accepts]: Start accepts. Automaton has 1174 states and 1440 transitions. Word has length 90 [2020-10-29 11:41:29,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:41:29,418 INFO L481 AbstractCegarLoop]: Abstraction has 1174 states and 1440 transitions. [2020-10-29 11:41:29,418 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:41:29,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1440 transitions. [2020-10-29 11:41:29,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-29 11:41:29,424 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:41:29,425 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:41:29,425 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 11:41:29,425 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:41:29,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:41:29,426 INFO L82 PathProgramCache]: Analyzing trace with hash 598700152, now seen corresponding path program 1 times [2020-10-29 11:41:29,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:41:29,426 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [676505484] [2020-10-29 11:41:29,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:41:29,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:29,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:29,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:29,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-29 11:41:29,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:29,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 313 [2020-10-29 11:41:29,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:29,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:29,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:41:29,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-29 11:41:29,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:41:29,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:30,216 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:41:30,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:41:30,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:30,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:30,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:30,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:30,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:30,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-29 11:41:30,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:30,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:30,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:30,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:30,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:30,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:30,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:41:30,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:30,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:30,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:30,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:30,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:30,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:30,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:30,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:30,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:30,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:30,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:30,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:30,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:41:30,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:30,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:30,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:30,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:30,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:30,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:30,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:30,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:30,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:30,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:30,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:30,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:30,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:41:30,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:30,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:30,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:30,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:30,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:30,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:30,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:30,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:30,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:30,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:30,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:30,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:30,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:41:30,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:30,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:30,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:30,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:30,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:30,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:30,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:30,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:30,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:30,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:30,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:30,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:30,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:41:30,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:30,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:30,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:30,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:30,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:30,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:30,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:30,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:30,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:30,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:30,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:30,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:30,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:41:30,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:30,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:30,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:30,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-29 11:41:30,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:30,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-29 11:41:30,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:30,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:30,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:41:30,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-29 11:41:30,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:41:30,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:30,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:41:30,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:30,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:30,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:30,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 11:41:30,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:30,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 11:41:30,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:30,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:30,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:41:30,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 11:41:30,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:41:30,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:30,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:41:30,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:30,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:30,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:30,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:41:30,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:30,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 11:41:30,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:30,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:30,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:41:30,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:30,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:41:30,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:30,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:30,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:30,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:30,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:30,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:41:30,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:30,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:30,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:30,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:30,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:30,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:30,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:30,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:30,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:41:30,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:30,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:30,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:30,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:30,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:30,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:30,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:30,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:30,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:30,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-29 11:41:30,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:30,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:30,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-29 11:41:30,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:30,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:30,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:30,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:30,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:30,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:30,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:30,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:30,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:30,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:30,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:30,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:30,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 11:41:30,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:30,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:30,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:30,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:30,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:30,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:30,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:30,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:30,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:30,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:30,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:30,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:30,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-29 11:41:30,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:30,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:30,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:30,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:30,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:30,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:30,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:30,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:30,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:30,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:30,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:30,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:30,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:41:30,559 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [676505484] [2020-10-29 11:41:30,560 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:41:30,560 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 11:41:30,561 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371977965] [2020-10-29 11:41:30,562 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:41:30,566 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:41:30,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:41:30,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:41:30,567 INFO L87 Difference]: Start difference. First operand 1174 states and 1440 transitions. Second operand 9 states. [2020-10-29 11:41:31,865 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:41:32,300 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:41:32,695 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:41:33,076 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:41:35,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:41:35,305 INFO L93 Difference]: Finished difference Result 2444 states and 3102 transitions. [2020-10-29 11:41:35,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 11:41:35,306 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 90 [2020-10-29 11:41:35,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:41:35,315 INFO L225 Difference]: With dead ends: 2444 [2020-10-29 11:41:35,316 INFO L226 Difference]: Without dead ends: 1294 [2020-10-29 11:41:35,321 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:41:35,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1294 states. [2020-10-29 11:41:35,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1294 to 1191. [2020-10-29 11:41:35,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1191 states. [2020-10-29 11:41:35,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 1191 states and 1457 transitions. [2020-10-29 11:41:35,589 INFO L78 Accepts]: Start accepts. Automaton has 1191 states and 1457 transitions. Word has length 90 [2020-10-29 11:41:35,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:41:35,590 INFO L481 AbstractCegarLoop]: Abstraction has 1191 states and 1457 transitions. [2020-10-29 11:41:35,590 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:41:35,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1457 transitions. [2020-10-29 11:41:35,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-10-29 11:41:35,592 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:41:35,592 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] [2020-10-29 11:41:35,592 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 11:41:35,592 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:41:35,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:41:35,593 INFO L82 PathProgramCache]: Analyzing trace with hash -424978599, now seen corresponding path program 1 times [2020-10-29 11:41:35,593 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:41:35,593 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2135706963] [2020-10-29 11:41:35,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:41:35,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:35,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:35,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:39,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:39,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 150 [2020-10-29 11:41:39,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:41:39,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3721 [2020-10-29 11:41:39,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:39,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:39,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 11:41:39,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:39,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-29 11:41:39,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:39,738 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:41:39,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:41:39,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:39,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:39,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:39,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:39,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:39,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-29 11:41:39,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:39,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:39,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:39,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:39,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:41:39,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:39,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:41:39,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:39,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:39,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:39,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:39,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:39,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:39,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:39,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:39,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:39,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:39,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:41:39,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:39,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:41:39,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:39,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:39,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:39,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:39,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:39,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:39,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:39,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:39,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:39,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:39,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:41:39,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:39,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:41:39,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:39,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:39,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:39,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:39,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:39,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:39,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:39,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:39,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:39,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:39,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:41:39,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:39,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:41:39,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:39,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:39,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:39,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:39,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:39,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:39,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:39,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:39,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:39,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:39,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:41:39,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:39,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:41:39,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:39,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:39,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:39,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:39,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:39,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:39,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:39,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:39,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:39,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:39,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:41:39,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:39,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:41:39,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:39,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:39,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:39,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-29 11:41:39,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:39,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-29 11:41:39,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:39,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:39,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:41:39,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-29 11:41:39,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 11:41:39,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:39,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:41:39,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:39,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:39,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:39,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-29 11:41:39,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:39,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 11:41:39,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:39,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:39,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:41:39,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:39,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-29 11:41:39,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:39,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:41:39,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:39,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:39,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:39,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:41:39,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:39,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:39,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:39,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:39,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:39,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:39,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:39,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:39,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:39,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:39,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:39,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:39,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:41:39,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:39,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:39,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:39,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:39,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:39,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:39,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:39,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:39,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:41:39,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:39,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:40,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:40,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 11:41:40,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:40,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 11:41:40,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:40,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:40,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:41:40,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:40,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 11:41:40,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:40,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:40,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:40,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:40,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:40,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:41:40,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:40,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:41:40,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:40,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:40,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:41:40,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:40,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:41:40,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:40,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:40,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:40,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:40,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:40,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:40,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:40,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:40,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:40,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:40,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:41:40,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:40,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:41:40,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:40,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-29 11:41:40,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:40,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:40,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:40,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:40,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:40,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:40,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:40,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:40,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:40,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:40,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:40,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:40,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-29 11:41:40,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:40,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:40,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:40,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:40,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:40,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:40,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:40,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:40,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:40,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:40,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:40,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:40,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-29 11:41:40,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:40,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:40,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:40,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:40,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:40,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:40,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:40,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:40,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:40,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:40,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:40,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:40,129 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-29 11:41:40,130 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2135706963] [2020-10-29 11:41:40,130 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:41:40,130 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-29 11:41:40,131 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844549214] [2020-10-29 11:41:40,132 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 11:41:40,132 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:41:40,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 11:41:40,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-10-29 11:41:40,133 INFO L87 Difference]: Start difference. First operand 1191 states and 1457 transitions. Second operand 12 states. [2020-10-29 11:41:40,802 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:41:41,805 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:41:43,017 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:41:43,525 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:41:43,970 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:41:44,386 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:41:44,862 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:41:45,297 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:41:45,712 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:41:46,120 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:41:46,586 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:41:47,023 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:41:51,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:41:51,182 INFO L93 Difference]: Finished difference Result 3375 states and 4285 transitions. [2020-10-29 11:41:51,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-29 11:41:51,183 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 102 [2020-10-29 11:41:51,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:41:51,197 INFO L225 Difference]: With dead ends: 3375 [2020-10-29 11:41:51,197 INFO L226 Difference]: Without dead ends: 2208 [2020-10-29 11:41:51,203 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=188, Invalid=742, Unknown=0, NotChecked=0, Total=930 [2020-10-29 11:41:51,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2208 states. [2020-10-29 11:41:51,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2208 to 2087. [2020-10-29 11:41:51,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2087 states. [2020-10-29 11:41:51,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2087 states to 2087 states and 2490 transitions. [2020-10-29 11:41:51,734 INFO L78 Accepts]: Start accepts. Automaton has 2087 states and 2490 transitions. Word has length 102 [2020-10-29 11:41:51,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:41:51,736 INFO L481 AbstractCegarLoop]: Abstraction has 2087 states and 2490 transitions. [2020-10-29 11:41:51,736 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 11:41:51,736 INFO L276 IsEmpty]: Start isEmpty. Operand 2087 states and 2490 transitions. [2020-10-29 11:41:51,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-10-29 11:41:51,738 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:41:51,739 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, 1, 1, 1] [2020-10-29 11:41:51,739 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-29 11:41:51,741 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:41:51,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:41:51,741 INFO L82 PathProgramCache]: Analyzing trace with hash -1522615563, now seen corresponding path program 1 times [2020-10-29 11:41:51,741 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:41:51,742 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [595176579] [2020-10-29 11:41:51,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:41:51,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:51,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:51,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:52,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:52,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 156 [2020-10-29 11:41:52,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:41:52,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 943 [2020-10-29 11:41:52,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:52,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:52,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:41:52,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-29 11:41:52,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-10-29 11:41:52,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:53,093 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:41:53,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:41:53,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:53,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:53,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:53,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:53,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:53,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-29 11:41:53,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:53,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:53,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:53,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:53,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:53,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:53,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:41:53,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:53,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:53,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:53,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:53,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:53,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:53,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:53,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:53,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:53,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:53,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:53,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:53,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:41:53,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:53,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:53,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:53,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:53,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:53,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:53,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:53,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:53,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:53,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:53,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:53,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:53,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:41:53,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:53,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:53,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:53,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:53,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:53,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:53,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:53,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:53,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:53,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:53,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:53,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:53,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:41:53,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:53,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:53,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:53,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:53,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:53,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:53,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:53,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:53,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:53,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:53,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:53,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:53,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:41:53,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:53,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:53,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:53,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:53,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:53,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:53,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:53,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:53,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:53,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:53,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:53,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:53,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:41:53,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:53,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:53,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:53,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:53,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:53,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:53,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:53,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:53,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:53,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:53,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:41:53,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:53,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 11:41:53,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:53,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:53,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:53,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-29 11:41:53,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:53,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 11:41:53,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:53,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:53,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:53,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:53,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-29 11:41:53,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:53,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:41:53,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:53,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:53,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:53,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-29 11:41:53,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:53,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:41:53,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:53,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:53,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:53,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:53,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:53,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:53,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:41:53,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:53,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:53,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:53,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:41:53,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:53,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:53,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:53,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:53,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:53,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:53,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:53,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:53,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:53,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:53,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:53,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:53,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:41:53,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:53,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:53,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:53,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:53,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:53,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:53,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:53,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:53,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:41:53,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:53,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:53,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:53,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 11:41:53,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:53,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:53,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:53,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:53,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:53,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:53,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:53,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:53,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:53,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:53,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:53,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:53,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:41:53,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:53,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:53,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:53,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:53,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:53,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:53,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:53,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:53,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:53,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:53,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:53,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:53,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:53,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:53,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:41:53,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:53,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:53,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:53,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:53,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:53,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:53,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-29 11:41:53,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:53,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:53,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:53,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:53,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:53,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:53,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:53,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:53,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:41:53,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:53,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:41:53,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:53,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 11:41:53,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:53,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:53,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:53,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:53,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:53,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:53,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:53,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:53,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:53,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:53,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:53,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:53,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-29 11:41:53,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:53,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:53,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:53,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:53,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:53,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:41:53,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:53,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:53,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:53,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:53,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:53,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:53,356 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-29 11:41:53,356 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [595176579] [2020-10-29 11:41:53,356 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:41:53,356 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:41:53,357 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108221708] [2020-10-29 11:41:53,357 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:41:53,357 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:41:53,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:41:53,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:41:53,358 INFO L87 Difference]: Start difference. First operand 2087 states and 2490 transitions. Second operand 10 states. [2020-10-29 11:41:54,862 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:41:55,809 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:41:56,339 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:41:57,040 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:41:58,505 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:41:58,900 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:42:00,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:42:00,458 INFO L93 Difference]: Finished difference Result 4380 states and 5488 transitions. [2020-10-29 11:42:00,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-29 11:42:00,463 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 106 [2020-10-29 11:42:00,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:42:00,478 INFO L225 Difference]: With dead ends: 4380 [2020-10-29 11:42:00,478 INFO L226 Difference]: Without dead ends: 2237 [2020-10-29 11:42:00,486 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=198, Invalid=504, Unknown=0, NotChecked=0, Total=702 [2020-10-29 11:42:00,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2237 states. [2020-10-29 11:42:00,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2237 to 1929. [2020-10-29 11:42:00,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1929 states. [2020-10-29 11:42:00,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 1929 states and 2274 transitions. [2020-10-29 11:42:00,942 INFO L78 Accepts]: Start accepts. Automaton has 1929 states and 2274 transitions. Word has length 106 [2020-10-29 11:42:00,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:42:00,943 INFO L481 AbstractCegarLoop]: Abstraction has 1929 states and 2274 transitions. [2020-10-29 11:42:00,943 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:42:00,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1929 states and 2274 transitions. [2020-10-29 11:42:00,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-10-29 11:42:00,945 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:42:00,945 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, 1, 1, 1] [2020-10-29 11:42:00,945 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-29 11:42:00,945 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:42:00,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:42:00,946 INFO L82 PathProgramCache]: Analyzing trace with hash -2059215785, now seen corresponding path program 1 times [2020-10-29 11:42:00,946 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:42:00,946 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1337641879] [2020-10-29 11:42:00,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:42:00,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:00,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:01,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:01,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 156 [2020-10-29 11:42:01,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:01,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 246 [2020-10-29 11:42:01,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:01,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:01,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:42:01,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 112 [2020-10-29 11:42:01,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-29 11:42:01,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:01,605 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:42:01,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:42:01,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:01,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:01,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:01,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:01,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:01,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 11:42:01,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:01,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:01,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:01,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:01,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:01,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:01,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:42:01,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:01,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:01,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:01,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:01,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:01,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:01,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:01,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:01,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:01,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:01,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:01,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:01,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:42:01,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:01,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:01,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:01,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:01,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:01,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:01,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:01,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:01,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:01,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:01,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:01,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:01,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:42:01,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:01,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:01,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:01,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:01,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:01,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:01,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:01,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:01,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:01,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:01,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:01,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:01,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:42:01,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:01,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:01,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:01,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:01,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:01,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:01,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:01,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:01,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:01,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:01,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:01,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:01,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:42:01,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:01,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:01,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:01,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:01,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:01,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:01,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:01,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:01,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:01,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:01,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:01,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:01,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:42:01,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:01,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:01,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:01,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:42:01,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:01,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 11:42:01,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:01,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:01,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:01,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:01,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-29 11:42:01,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:01,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:42:01,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:01,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:01,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:01,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:42:01,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:01,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 11:42:01,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:01,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:01,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:01,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:01,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-29 11:42:01,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:01,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:42:01,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:01,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:01,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:01,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:42:01,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:01,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:42:01,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:01,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:01,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:01,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:01,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:01,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:01,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:42:01,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:01,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:01,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:01,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:42:01,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:01,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:01,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:01,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:01,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:01,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:01,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:01,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:01,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:42:01,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:01,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:01,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:01,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:42:01,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:01,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:42:01,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:01,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:01,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:01,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:01,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 11:42:01,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:01,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:42:01,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:01,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:01,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:01,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:42:01,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:01,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:01,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:01,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:01,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:01,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:01,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:01,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:01,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:42:01,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:01,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:01,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:01,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:01,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:01,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:01,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:01,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:01,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:01,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:01,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:01,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:01,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:42:01,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:01,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:01,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:01,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:01,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:01,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:01,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:01,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:01,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:01,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:01,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:42:01,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:01,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-29 11:42:01,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:01,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:01,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:01,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:01,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:01,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:01,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:01,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:01,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:01,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:01,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:01,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:01,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 11:42:01,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:01,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:01,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:01,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:01,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:01,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:01,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:01,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:01,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:01,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:01,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:01,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:01,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-29 11:42:01,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:01,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:01,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:01,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:01,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:01,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:01,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:01,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:01,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:42:01,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:01,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:01,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:01,854 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-29 11:42:01,857 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1337641879] [2020-10-29 11:42:01,858 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:42:01,858 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:42:01,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992823913] [2020-10-29 11:42:01,859 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:42:01,859 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:42:01,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:42:01,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:42:01,859 INFO L87 Difference]: Start difference. First operand 1929 states and 2274 transitions. Second operand 10 states. [2020-10-29 11:42:02,831 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:42:03,948 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:42:04,938 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2020-10-29 11:42:05,427 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:42:05,866 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:42:07,035 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:42:08,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:42:08,412 INFO L93 Difference]: Finished difference Result 3911 states and 4644 transitions. [2020-10-29 11:42:08,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-29 11:42:08,413 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 106 [2020-10-29 11:42:08,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:42:08,424 INFO L225 Difference]: With dead ends: 3911 [2020-10-29 11:42:08,424 INFO L226 Difference]: Without dead ends: 1997 [2020-10-29 11:42:08,431 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=116, Invalid=304, Unknown=0, NotChecked=0, Total=420 [2020-10-29 11:42:08,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1997 states. [2020-10-29 11:42:08,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1997 to 1883. [2020-10-29 11:42:08,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1883 states. [2020-10-29 11:42:08,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 1883 states and 2151 transitions. [2020-10-29 11:42:08,779 INFO L78 Accepts]: Start accepts. Automaton has 1883 states and 2151 transitions. Word has length 106 [2020-10-29 11:42:08,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:42:08,780 INFO L481 AbstractCegarLoop]: Abstraction has 1883 states and 2151 transitions. [2020-10-29 11:42:08,780 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:42:08,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 2151 transitions. [2020-10-29 11:42:08,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-29 11:42:08,783 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:42:08,783 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:42:08,783 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-29 11:42:08,784 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:42:08,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:42:08,784 INFO L82 PathProgramCache]: Analyzing trace with hash 1834063860, now seen corresponding path program 1 times [2020-10-29 11:42:08,784 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:42:08,785 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2119942316] [2020-10-29 11:42:08,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:42:08,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:08,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:08,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:09,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:09,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:12,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:13,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:13,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 222 [2020-10-29 11:42:13,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:42:13,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-29 11:42:13,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:13,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:13,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 11:42:13,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:13,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 128 [2020-10-29 11:42:13,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:14,215 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:42:14,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:42:14,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:14,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:14,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:14,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:14,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-29 11:42:14,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:14,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:14,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:14,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:14,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:42:14,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:14,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:42:14,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:14,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:14,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:14,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:14,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:14,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:14,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:14,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:14,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:14,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:14,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:14,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:42:14,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:14,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:14,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:14,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:14,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:14,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:14,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:14,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:14,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:14,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:14,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:14,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:42:14,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:14,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:14,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:14,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:14,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:14,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:14,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:14,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:14,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:14,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:14,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:14,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:42:14,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:14,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:14,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:14,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:14,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:14,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:14,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:14,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:14,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:14,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:14,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:14,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:42:14,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:14,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:14,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:14,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:14,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:14,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:14,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:14,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:14,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:14,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:14,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:14,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:42:14,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:14,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:14,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-29 11:42:14,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:42:14,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-29 11:42:14,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:14,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:14,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 11:42:14,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-29 11:42:14,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-29 11:42:14,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:14,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:42:14,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:14,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:14,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:42:14,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:14,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-29 11:42:14,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:14,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:14,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:42:14,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:14,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-29 11:42:14,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:14,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:42:14,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:14,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:14,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:42:14,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:14,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-29 11:42:14,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:14,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:14,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:42:14,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:14,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-29 11:42:14,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:14,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:42:14,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:14,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:14,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:42:14,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:14,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:14,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:14,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:14,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:14,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:14,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:14,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:14,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:42:14,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:14,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:14,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:42:14,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:14,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:14,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:14,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:14,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:14,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:14,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:14,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:14,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:42:14,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:14,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:14,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:42:14,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:14,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 11:42:14,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:14,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:14,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:42:14,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:14,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 11:42:14,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:14,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:42:14,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:14,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:14,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:42:14,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:14,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:42:14,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:14,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:14,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:42:14,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:14,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:42:14,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:14,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:42:14,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:14,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:14,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:14,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:14,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:14,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:14,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:14,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:42:14,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:14,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:14,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:14,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:42:14,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:14,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:14,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:14,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:14,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:14,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:14,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:14,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:14,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:14,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:14,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:14,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:42:14,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:14,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:14,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:42:14,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:14,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:42:14,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:14,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:14,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:42:14,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:42:14,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:42:14,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:14,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:42:14,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:14,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:14,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:14,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:14,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:42:14,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:14,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:14,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:42:14,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:14,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:14,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:14,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-29 11:42:14,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:14,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:14,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:14,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:14,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:14,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:14,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:14,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:14,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:14,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:14,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:14,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-29 11:42:14,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:14,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:14,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 11:42:14,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:42:14,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-29 11:42:14,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:14,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:14,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:42:14,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-29 11:42:14,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:42:14,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:14,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:42:14,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:14,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:14,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 11:42:14,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:14,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 11:42:14,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:14,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:14,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:42:14,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:14,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:42:14,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:14,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:42:14,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:14,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:14,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:14,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:14,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:14,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:14,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:14,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:14,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:14,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:14,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:14,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 11:42:14,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:14,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:14,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:14,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:14,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:14,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:14,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:14,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:14,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:14,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:14,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:14,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-29 11:42:14,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:14,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:14,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:14,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:14,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:14,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:14,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:14,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:14,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:14,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:14,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:14,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-29 11:42:14,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:14,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:14,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:14,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:14,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:14,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:14,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:14,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:14,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:14,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:14,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:14,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-29 11:42:14,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:14,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:14,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:14,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:14,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:14,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:14,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:14,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:14,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:14,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:14,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:15,008 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 20 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-29 11:42:15,009 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2119942316] [2020-10-29 11:42:15,009 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:42:15,009 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-29 11:42:15,010 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816639885] [2020-10-29 11:42:15,010 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-29 11:42:15,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:42:15,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-29 11:42:15,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=301, Unknown=0, NotChecked=0, Total=342 [2020-10-29 11:42:15,012 INFO L87 Difference]: Start difference. First operand 1883 states and 2151 transitions. Second operand 19 states. [2020-10-29 11:42:15,701 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:42:16,825 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:42:18,185 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:42:18,701 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:42:19,167 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:42:19,567 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:42:20,044 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:42:20,456 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:42:20,876 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:42:21,344 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:42:21,812 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-29 11:42:22,401 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:42:22,795 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:42:23,981 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:42:24,400 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:42:24,849 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:42:25,299 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:42:25,754 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:42:26,185 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:42:26,641 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:42:27,101 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:42:27,861 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:42:28,257 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:42:29,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:42:29,870 INFO L93 Difference]: Finished difference Result 3867 states and 4597 transitions. [2020-10-29 11:42:29,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-10-29 11:42:29,871 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 156 [2020-10-29 11:42:29,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:42:29,883 INFO L225 Difference]: With dead ends: 3867 [2020-10-29 11:42:29,883 INFO L226 Difference]: Without dead ends: 2008 [2020-10-29 11:42:29,890 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 58 SyntacticMatches, 3 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 443 ImplicationChecksByTransitivity, 9.6s TimeCoverageRelationStatistics Valid=363, Invalid=1893, Unknown=0, NotChecked=0, Total=2256 [2020-10-29 11:42:29,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2008 states. [2020-10-29 11:42:30,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2008 to 1923. [2020-10-29 11:42:30,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1923 states. [2020-10-29 11:42:30,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1923 states to 1923 states and 2176 transitions. [2020-10-29 11:42:30,231 INFO L78 Accepts]: Start accepts. Automaton has 1923 states and 2176 transitions. Word has length 156 [2020-10-29 11:42:30,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:42:30,231 INFO L481 AbstractCegarLoop]: Abstraction has 1923 states and 2176 transitions. [2020-10-29 11:42:30,231 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-29 11:42:30,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 2176 transitions. [2020-10-29 11:42:30,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-29 11:42:30,235 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:42:30,235 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:42:30,235 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-29 11:42:30,236 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:42:30,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:42:30,236 INFO L82 PathProgramCache]: Analyzing trace with hash 154060583, now seen corresponding path program 1 times [2020-10-29 11:42:30,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:42:30,237 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1490309708] [2020-10-29 11:42:30,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:42:30,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:30,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:30,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:30,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:30,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:31,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 227 [2020-10-29 11:42:35,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:42:35,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-29 11:42:35,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:35,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-29 11:42:35,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 106 [2020-10-29 11:42:35,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:42:35,643 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:42:35,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:42:35,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:35,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-29 11:42:35,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:35,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:35,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:35,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:42:35,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:35,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:35,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:35,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:35,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:35,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:42:35,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:35,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:35,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:35,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:35,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:35,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:42:35,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:35,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:35,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:35,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:35,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:35,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:42:35,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:35,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:35,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:35,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:35,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:35,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:42:35,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:35,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:35,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:35,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:35,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:35,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:42:35,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-29 11:42:35,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 11:42:35,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:35,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:35,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-29 11:42:35,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:42:35,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:42:35,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:42:35,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:35,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:35,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:35,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:42:35,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:42:35,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:42:35,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:35,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:35,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:35,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:42:35,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:42:35,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:35,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:35,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:35,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:35,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:42:35,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:42:35,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:35,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:35,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:35,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:35,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:42:35,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:42:35,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:35,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:35,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:35,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:35,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:42:35,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:42:35,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:35,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:35,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:35,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:35,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:42:35,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:35,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:42:35,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:35,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:35,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:35,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:42:35,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:35,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:35,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:35,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:35,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:35,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:42:35,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 11:42:35,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:35,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:35,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:35,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:35,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:42:35,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:35,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:35,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:35,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:35,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:35,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 11:42:35,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:35,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:35,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:35,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:35,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:35,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-29 11:42:35,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:35,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:35,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:35,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:35,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:35,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-29 11:42:35,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 11:42:35,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:42:35,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:35,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-29 11:42:35,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:35,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:42:35,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 11:42:35,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:35,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:35,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:35,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:35,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:42:35,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:35,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:35,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:35,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:35,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:35,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 11:42:35,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:35,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:35,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:35,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:35,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:35,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-29 11:42:35,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:35,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:35,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:35,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:35,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:35,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-29 11:42:35,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:35,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:35,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,902 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:35,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:35,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:35,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-29 11:42:35,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:35,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:35,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:35,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:35,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:35,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:35,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:35,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:35,927 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-29 11:42:35,927 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1490309708] [2020-10-29 11:42:35,927 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:42:35,927 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-29 11:42:35,928 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568549551] [2020-10-29 11:42:35,928 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 11:42:35,928 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:42:35,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 11:42:35,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-10-29 11:42:35,929 INFO L87 Difference]: Start difference. First operand 1923 states and 2176 transitions. Second operand 7 states. [2020-10-29 11:42:36,605 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:42:38,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:42:38,473 INFO L93 Difference]: Finished difference Result 2421 states and 2735 transitions. [2020-10-29 11:42:38,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 11:42:38,474 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 157 [2020-10-29 11:42:38,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:42:38,484 INFO L225 Difference]: With dead ends: 2421 [2020-10-29 11:42:38,485 INFO L226 Difference]: Without dead ends: 1916 [2020-10-29 11:42:38,487 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-29 11:42:38,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1916 states. [2020-10-29 11:42:38,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1916 to 1869. [2020-10-29 11:42:38,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1869 states. [2020-10-29 11:42:38,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1869 states and 2084 transitions. [2020-10-29 11:42:38,796 INFO L78 Accepts]: Start accepts. Automaton has 1869 states and 2084 transitions. Word has length 157 [2020-10-29 11:42:38,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:42:38,796 INFO L481 AbstractCegarLoop]: Abstraction has 1869 states and 2084 transitions. [2020-10-29 11:42:38,797 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 11:42:38,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 2084 transitions. [2020-10-29 11:42:38,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-29 11:42:38,800 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:42:38,800 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:42:38,801 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-29 11:42:38,801 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:42:38,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:42:38,801 INFO L82 PathProgramCache]: Analyzing trace with hash -1978238906, now seen corresponding path program 1 times [2020-10-29 11:42:38,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:42:38,802 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [169283043] [2020-10-29 11:42:38,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:42:38,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:38,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:38,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:39,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:39,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:43,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:43,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 230 [2020-10-29 11:42:43,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:42:43,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 11:42:43,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:43,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:43,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 11:42:43,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-29 11:42:43,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 166 [2020-10-29 11:42:43,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:44,259 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:42:44,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:42:44,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:44,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:44,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 11:42:44,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:44,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:44,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:44,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:44,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:42:44,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:44,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:44,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:44,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:44,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:44,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:44,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:44,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:42:44,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:44,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:44,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:44,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:44,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:44,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:44,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:44,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:42:44,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:44,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:44,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:44,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:44,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:44,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:44,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:44,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:42:44,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:44,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:44,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:44,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:44,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:44,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:44,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:44,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:42:44,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:44,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:44,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:44,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:44,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:44,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:42:44,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:44,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:42:44,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-29 11:42:44,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:42:44,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-29 11:42:44,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:42:44,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:42:44,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-10-29 11:42:44,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:44,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:42:44,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:42:44,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:44,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 11:42:44,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:44,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:44,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-29 11:42:44,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:42:44,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:42:44,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:42:44,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:44,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:42:44,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:44,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:44,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:44,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:44,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:42:44,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:42:44,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:44,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:42:44,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:44,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:44,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:44,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:44,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:42:44,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:42:44,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:44,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:44,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:44,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:44,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:44,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:44,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:42:44,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:42:44,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:44,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:42:44,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:44,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:44,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:44,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:44,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:42:44,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:42:44,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:44,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:44,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:44,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:44,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:44,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:44,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:42:44,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:44,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:44,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:44,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:44,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:44,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:44,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:44,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:42:44,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:44,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:44,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:44,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:44,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:44,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:44,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:44,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:42:44,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 11:42:44,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:44,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:42:44,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:44,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:44,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 11:42:44,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:44,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:42:44,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:44,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:44,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:44,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,576 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:44,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:44,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:44,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:44,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 11:42:44,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:44,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:44,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:44,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,580 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:44,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:44,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:44,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:44,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-29 11:42:44,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:44,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:44,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:42:44,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:42:44,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:42:44,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:42:44,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:44,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-29 11:42:44,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 11:42:44,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:44,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:42:44,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:44,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:44,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-29 11:42:44,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:44,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:42:44,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 11:42:44,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:44,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:44,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:44,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:44,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:44,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:44,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:42:44,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:44,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:44,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:44,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:44,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:44,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:44,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:44,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 11:42:44,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:44,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:44,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:44,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,645 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:44,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:44,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:44,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:44,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-29 11:42:44,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:44,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:44,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:44,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:44,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:44,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:44,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:44,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-29 11:42:44,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:44,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:44,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:42:44,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:42:44,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:44,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:44,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:44,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-29 11:42:44,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:44,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:44,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:44,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:44,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:44,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:44,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:44,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:44,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:44,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:44,715 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-29 11:42:44,715 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [169283043] [2020-10-29 11:42:44,715 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:42:44,715 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-29 11:42:44,716 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420070860] [2020-10-29 11:42:44,716 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-29 11:42:44,716 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:42:44,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-29 11:42:44,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2020-10-29 11:42:44,718 INFO L87 Difference]: Start difference. First operand 1869 states and 2084 transitions. Second operand 13 states. [2020-10-29 11:42:45,259 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:42:46,063 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:42:47,732 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:42:48,136 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:42:48,519 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:42:48,896 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:42:50,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:42:50,537 INFO L93 Difference]: Finished difference Result 3696 states and 4286 transitions. [2020-10-29 11:42:50,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-29 11:42:50,538 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 162 [2020-10-29 11:42:50,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:42:50,539 INFO L225 Difference]: With dead ends: 3696 [2020-10-29 11:42:50,539 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:42:50,547 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=176, Invalid=474, Unknown=0, NotChecked=0, Total=650 [2020-10-29 11:42:50,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:42:50,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:42:50,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:42:50,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:42:50,549 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 162 [2020-10-29 11:42:50,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:42:50,549 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:42:50,549 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-29 11:42:50,549 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:42:50,549 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:42:50,549 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-29 11:42:50,551 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:42:50,864 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 210 [2020-10-29 11:42:54,519 WARN L193 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 308 [2020-10-29 11:42:59,863 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 308 [2020-10-29 11:43:03,867 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 250 [2020-10-29 11:43:03,998 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 237 [2020-10-29 11:43:04,130 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 237 [2020-10-29 11:43:04,288 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 221 [2020-10-29 11:43:04,694 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 250 [2020-10-29 11:43:05,161 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 269 [2020-10-29 11:43:07,117 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 272 [2020-10-29 11:43:09,557 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 371 DAG size of output: 282 [2020-10-29 11:43:09,860 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 250 [2020-10-29 11:43:09,992 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 237 [2020-10-29 11:43:10,124 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 237 [2020-10-29 11:43:10,267 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 221 [2020-10-29 11:43:10,686 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 250 [2020-10-29 11:43:11,157 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 269 [2020-10-29 11:43:14,273 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 409 DAG size of output: 297 [2020-10-29 11:43:16,152 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 204 DAG size of output: 28 [2020-10-29 11:43:18,612 WARN L193 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 195 DAG size of output: 32 [2020-10-29 11:43:18,911 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 1 [2020-10-29 11:43:19,248 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 24 [2020-10-29 11:43:19,560 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 1 [2020-10-29 11:43:20,709 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 173 DAG size of output: 25 [2020-10-29 11:43:21,966 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 189 DAG size of output: 28 [2020-10-29 11:43:23,206 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 238 DAG size of output: 32 [2020-10-29 11:43:27,636 WARN L193 SmtUtils]: Spent 4.41 s on a formula simplification. DAG size of input: 274 DAG size of output: 66 [2020-10-29 11:43:27,970 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 24 [2020-10-29 11:43:29,839 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 191 DAG size of output: 29 [2020-10-29 11:43:31,293 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 185 DAG size of output: 28 [2020-10-29 11:43:31,605 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 24 [2020-10-29 11:43:33,201 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 228 DAG size of output: 26 [2020-10-29 11:43:33,537 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:43:33,852 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 1 [2020-10-29 11:43:36,130 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 263 DAG size of output: 37 [2020-10-29 11:43:37,293 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 238 DAG size of output: 32 [2020-10-29 11:43:39,221 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 224 DAG size of output: 27 [2020-10-29 11:43:39,540 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 1 [2020-10-29 11:43:41,220 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 175 DAG size of output: 22 [2020-10-29 11:43:43,443 WARN L193 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 197 DAG size of output: 28 [2020-10-29 11:43:45,875 WARN L193 SmtUtils]: Spent 2.42 s on a formula simplification. DAG size of input: 212 DAG size of output: 28 [2020-10-29 11:43:46,097 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 26 [2020-10-29 11:43:46,425 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-29 11:43:48,104 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 204 DAG size of output: 28 [2020-10-29 11:43:48,441 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 24 [2020-10-29 11:43:48,778 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-29 11:43:49,810 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 196 DAG size of output: 22 [2020-10-29 11:43:49,930 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 25 [2020-10-29 11:43:51,137 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 189 DAG size of output: 28 [2020-10-29 11:43:51,472 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 1 [2020-10-29 11:43:54,733 WARN L193 SmtUtils]: Spent 3.26 s on a formula simplification. DAG size of input: 254 DAG size of output: 44 [2020-10-29 11:43:57,366 WARN L193 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 243 DAG size of output: 35 [2020-10-29 11:43:57,692 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 1