/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_spec2_product40.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:30:37,844 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:30:37,847 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:30:37,882 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:30:37,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:30:37,885 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:30:37,887 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:30:37,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:30:37,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:30:37,893 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:30:37,894 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:30:37,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:30:37,896 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:30:37,898 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:30:37,899 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:30:37,900 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:30:37,901 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:30:37,902 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:30:37,912 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:30:37,915 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:30:37,917 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:30:37,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:30:37,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:30:37,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:30:37,924 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:30:37,924 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:30:37,925 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:30:37,926 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:30:37,926 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:30:37,927 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:30:37,928 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:30:37,929 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:30:37,930 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:30:37,931 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:30:37,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:30:37,932 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:30:37,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:30:37,933 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:30:37,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:30:37,935 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:30:37,936 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:30:37,937 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 11:30:37,971 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:30:37,972 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:30:37,974 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:30:37,974 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:30:37,974 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:30:37,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:30:37,976 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:30:37,976 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:30:37,976 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:30:37,976 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:30:37,977 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:30:37,977 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:30:37,977 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:30:37,977 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:30:37,977 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:30:37,978 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:30:37,978 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:30:37,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:30:37,979 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:30:37,980 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:30:37,980 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:30:37,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:30:37,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:30:37,980 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:30:37,981 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:30:37,981 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:30:37,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:30:37,982 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:30:37,982 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:30:37,982 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:30:38,389 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:30:38,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:30:38,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:30:38,427 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:30:38,427 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:30:38,428 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c [2020-10-29 11:30:38,506 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/27dff1447/db3be69fcf6245cb8530c591be05e35a/FLAG205fe0018 [2020-10-29 11:30:39,227 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:30:39,228 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c [2020-10-29 11:30:39,243 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/27dff1447/db3be69fcf6245cb8530c591be05e35a/FLAG205fe0018 [2020-10-29 11:30:39,547 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/27dff1447/db3be69fcf6245cb8530c591be05e35a [2020-10-29 11:30:39,552 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:30:39,560 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:30:39,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:30:39,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:30:39,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:30:39,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:30:39" (1/1) ... [2020-10-29 11:30:39,575 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f9aa0f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:30:39, skipping insertion in model container [2020-10-29 11:30:39,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:30:39" (1/1) ... [2020-10-29 11:30:39,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:30:39,667 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:30:40,053 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:30:40,066 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:30:40,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:30:40,214 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:30:40,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:30:40 WrapperNode [2020-10-29 11:30:40,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:30:40,217 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:30:40,217 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:30:40,217 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:30:40,235 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:30:40" (1/1) ... [2020-10-29 11:30:40,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:30:40" (1/1) ... [2020-10-29 11:30:40,255 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:30:40" (1/1) ... [2020-10-29 11:30:40,256 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:30:40" (1/1) ... [2020-10-29 11:30:40,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:30:40" (1/1) ... [2020-10-29 11:30:40,297 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:30:40" (1/1) ... [2020-10-29 11:30:40,306 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:30:40" (1/1) ... [2020-10-29 11:30:40,324 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:30:40,328 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:30:40,329 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:30:40,329 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:30:40,330 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:30:40" (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 11:30:40,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:30:40,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:30:40,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:30:40,447 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:30:40,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-29 11:30:40,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-29 11:30:40,448 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:30:40,448 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:30:40,448 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:30:40,448 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:30:40,448 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:30:40,449 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:30:40,449 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-29 11:30:40,449 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:30:40,449 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:30:40,449 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:30:40,449 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-29 11:30:40,450 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:30:40,450 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:30:40,450 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:30:40,450 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:30:40,450 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:30:40,450 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:30:40,451 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-29 11:30:40,451 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-29 11:30:40,451 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-29 11:30:40,451 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:30:40,451 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:30:40,451 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:30:40,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:30:40,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:30:40,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:30:40,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:30:40,452 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:30:40,452 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:30:40,453 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:30:40,453 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:30:40,453 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:30:40,453 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:30:40,453 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:30:40,453 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:30:40,454 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:30:40,454 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:30:40,454 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:30:40,454 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:30:40,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:30:40,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:30:40,455 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:30:40,455 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:30:40,455 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:30:40,455 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:30:40,455 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-29 11:30:40,455 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-29 11:30:40,456 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:30:40,456 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:30:40,456 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:30:40,456 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:30:40,456 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:30:40,456 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-29 11:30:40,456 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-29 11:30:40,457 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-29 11:30:40,457 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:30:40,457 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:30:40,457 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:30:40,457 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:30:40,457 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:30:40,458 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:30:40,458 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:30:40,458 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:30:40,458 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-29 11:30:40,458 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-29 11:30:40,458 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:30:40,459 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:30:40,459 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:30:40,459 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:30:40,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:30:40,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:30:40,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:30:40,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:30:40,460 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:30:40,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:30:40,460 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:30:40,460 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:30:40,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:30:40,461 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:30:40,461 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:30:40,461 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:30:40,461 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:30:40,461 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:30:40,461 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:30:40,462 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:30:40,462 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:30:40,462 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:30:40,462 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:30:40,462 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:30:40,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:30:40,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:30:40,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:30:41,887 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:30:41,888 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:30:41,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:30:41 BoogieIcfgContainer [2020-10-29 11:30:41,893 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:30:41,895 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:30:41,895 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:30:41,899 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:30:41,899 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:30:39" (1/3) ... [2020-10-29 11:30:41,901 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e81a7a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:30:41, skipping insertion in model container [2020-10-29 11:30:41,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:30:40" (2/3) ... [2020-10-29 11:30:41,902 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e81a7a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:30:41, skipping insertion in model container [2020-10-29 11:30:41,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:30:41" (3/3) ... [2020-10-29 11:30:41,904 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product40.cil.c [2020-10-29 11:30:41,917 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:30:41,923 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:30:41,935 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:30:41,964 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:30:41,965 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:30:41,965 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:30:41,965 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:30:41,965 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:30:41,965 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:30:41,966 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:30:41,966 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:30:41,990 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states. [2020-10-29 11:30:42,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-29 11:30:42,002 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:30:42,003 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:30:42,003 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 11:30:42,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:30:42,010 INFO L82 PathProgramCache]: Analyzing trace with hash -1208296016, now seen corresponding path program 1 times [2020-10-29 11:30:42,020 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:30:42,021 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1077963938] [2020-10-29 11:30:42,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:30:42,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:42,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:42,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:43,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:44,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:45,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:47,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:47,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-29 11:30:47,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:30:47,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-29 11:30:47,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:47,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:47,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:30:47,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:30:47,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-29 11:30:47,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 9 [2020-10-29 11:30:47,863 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:30:47,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:30:47,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:47,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:48,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:48,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:30:48,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:48,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-10-29 11:30:48,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:48,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:48,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:48,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:48,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:30:48,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:30:48,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:30:48,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:48,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:48,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:48,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:30:48,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:48,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:30:48,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:48,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:48,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:48,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:48,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:30:48,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:30:48,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:30:48,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:48,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:48,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:48,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:30:48,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:48,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:30:48,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:48,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:48,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:48,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:48,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:30:48,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:30:48,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:30:48,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:48,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:48,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:48,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:30:48,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:48,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:30:48,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:48,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:48,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:48,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:48,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:30:48,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:30:48,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:30:48,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:48,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:48,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:48,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:30:48,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:48,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:30:48,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:48,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:48,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:48,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:48,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:30:48,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:30:48,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:30:48,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:48,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:48,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:48,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:30:48,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:48,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:30:48,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:48,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:48,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:48,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:48,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:30:48,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:30:48,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 11:30:48,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:48,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:48,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:48,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:30:48,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:48,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:30:48,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:48,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:48,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:30:48,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:30:48,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:30:48,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:30:48,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 11:30:48,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:48,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:48,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:48,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:30:48,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:48,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:30:48,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:48,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:48,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:30:48,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:30:48,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:30:48,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:30:48,125 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 11:30:48,126 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1077963938] [2020-10-29 11:30:48,129 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:30:48,129 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-29 11:30:48,130 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732856549] [2020-10-29 11:30:48,137 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 11:30:48,138 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:30:48,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 11:30:48,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:30:48,159 INFO L87 Difference]: Start difference. First operand 185 states. Second operand 5 states. [2020-10-29 11:30:48,730 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:30:51,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:30:51,534 INFO L93 Difference]: Finished difference Result 449 states and 593 transitions. [2020-10-29 11:30:51,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-29 11:30:51,537 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-10-29 11:30:51,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:30:51,554 INFO L225 Difference]: With dead ends: 449 [2020-10-29 11:30:51,554 INFO L226 Difference]: Without dead ends: 297 [2020-10-29 11:30:51,560 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-29 11:30:51,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2020-10-29 11:30:51,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 239. [2020-10-29 11:30:51,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 239 states. [2020-10-29 11:30:51,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 290 transitions. [2020-10-29 11:30:51,720 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 290 transitions. Word has length 52 [2020-10-29 11:30:51,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:30:51,721 INFO L481 AbstractCegarLoop]: Abstraction has 239 states and 290 transitions. [2020-10-29 11:30:51,721 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 11:30:51,721 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 290 transitions. [2020-10-29 11:30:51,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-29 11:30:51,726 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:30:51,726 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] [2020-10-29 11:30:51,727 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:30:51,732 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 11:30:51,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:30:51,733 INFO L82 PathProgramCache]: Analyzing trace with hash -1776626555, now seen corresponding path program 1 times [2020-10-29 11:30:51,733 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:30:51,733 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [605847044] [2020-10-29 11:30:51,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:30:51,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:51,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:52,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:52,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:52,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:54,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:56,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:56,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-29 11:30:56,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:30:56,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-29 11:30:56,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:56,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:56,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 11:30:56,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:30:56,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-10-29 11:30:56,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:30:57,262 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:30:57,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:30:57,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:57,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:57,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:57,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:30:57,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:57,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-29 11:30:57,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:57,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:57,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:57,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:57,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:30:57,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:30:57,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:30:57,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:57,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:57,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:57,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:30:57,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:57,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:30:57,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:57,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:57,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:57,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:57,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:30:57,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:30:57,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:30:57,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:57,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:57,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:57,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:30:57,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:57,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:30:57,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:57,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:57,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:57,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:57,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:30:57,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:30:57,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:30:57,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:57,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:57,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:57,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:30:57,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:57,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:30:57,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:57,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:57,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:57,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:57,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:30:57,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:30:57,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:30:57,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:57,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:57,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:57,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:30:57,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:57,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:30:57,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:57,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:57,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:57,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:57,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:30:57,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-29 11:30:57,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:30:57,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:57,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:57,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:57,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:30:57,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:57,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:30:57,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:57,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:57,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:57,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:57,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:30:57,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:30:57,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:30:57,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:57,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:57,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:57,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:30:57,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:57,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:30:57,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:57,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:57,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:57,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:57,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:30:57,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:30:57,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 11:30:57,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:57,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:57,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:57,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:30:57,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:57,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:30:57,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:57,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:57,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:30:57,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:57,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:30:57,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:30:57,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-29 11:30:57,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:57,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:57,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:57,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:30:57,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:57,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:30:57,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:57,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:57,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:30:57,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:30:57,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:30:57,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:30:57,565 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 11:30:57,566 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [605847044] [2020-10-29 11:30:57,566 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:30:57,566 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 11:30:57,568 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272577643] [2020-10-29 11:30:57,570 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:30:57,570 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:30:57,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:30:57,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:30:57,571 INFO L87 Difference]: Start difference. First operand 239 states and 290 transitions. Second operand 9 states. [2020-10-29 11:30:58,206 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:30:59,989 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-29 11:31:01,014 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:31:01,447 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:31:01,849 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 11:31:03,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:31:03,991 INFO L93 Difference]: Finished difference Result 793 states and 1070 transitions. [2020-10-29 11:31:03,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-29 11:31:03,992 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2020-10-29 11:31:03,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:31:04,000 INFO L225 Difference]: With dead ends: 793 [2020-10-29 11:31:04,000 INFO L226 Difference]: Without dead ends: 550 [2020-10-29 11:31:04,005 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=113, Invalid=307, Unknown=0, NotChecked=0, Total=420 [2020-10-29 11:31:04,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 550 states. [2020-10-29 11:31:04,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 550 to 414. [2020-10-29 11:31:04,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 414 states. [2020-10-29 11:31:04,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 505 transitions. [2020-10-29 11:31:04,213 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 505 transitions. Word has length 63 [2020-10-29 11:31:04,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:31:04,214 INFO L481 AbstractCegarLoop]: Abstraction has 414 states and 505 transitions. [2020-10-29 11:31:04,214 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:31:04,214 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 505 transitions. [2020-10-29 11:31:04,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-10-29 11:31:04,219 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:31:04,219 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] [2020-10-29 11:31:04,220 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:31:04,220 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 11:31:04,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:31:04,221 INFO L82 PathProgramCache]: Analyzing trace with hash 577415721, now seen corresponding path program 1 times [2020-10-29 11:31:04,221 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:31:04,221 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [196471307] [2020-10-29 11:31:04,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:31:04,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:04,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:04,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:04,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:05,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:08,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:08,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-29 11:31:08,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:31:08,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4636 [2020-10-29 11:31:08,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:08,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:08,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:31:08,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:31:08,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-10-29 11:31:08,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:09,369 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:31:09,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:31:09,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:09,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:09,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:09,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:09,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:09,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-29 11:31:09,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:09,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:09,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:09,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:09,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:31:09,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:09,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:31:09,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:09,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:09,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:09,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:09,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:09,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:09,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:09,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:09,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:09,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:09,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:31:09,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:09,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:31:09,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:09,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:09,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:09,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:09,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:09,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:09,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:09,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:09,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:09,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:09,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:31:09,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:09,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:31:09,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:09,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:09,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:09,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:09,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:09,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:09,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:09,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:09,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:09,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:09,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:09,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:09,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:31:09,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:09,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:09,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:09,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:09,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:09,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:09,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:09,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:09,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:09,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:09,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:31:09,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:09,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:31:09,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:09,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:09,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:09,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:09,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:09,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:31:09,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:09,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:09,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:09,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:09,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:09,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:31:09,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:31:09,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:09,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:09,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:09,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:09,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:09,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:31:09,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:09,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:09,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:09,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:09,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:09,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:09,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 11:31:09,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:09,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:09,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:09,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:09,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:31:09,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:31:09,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:31:09,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:09,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:09,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:31:09,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:31:09,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 11:31:09,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:09,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-29 11:31:09,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:09,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:09,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:09,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:09,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:09,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:09,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:09,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:09,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:09,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:09,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:09,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:09,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-29 11:31:09,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:09,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:09,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:09,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:09,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:09,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:31:09,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:09,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:09,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:31:09,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:09,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:09,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:09,676 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 11:31:09,677 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [196471307] [2020-10-29 11:31:09,678 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:31:09,678 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-29 11:31:09,678 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047299591] [2020-10-29 11:31:09,679 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 11:31:09,679 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:31:09,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 11:31:09,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-29 11:31:09,680 INFO L87 Difference]: Start difference. First operand 414 states and 505 transitions. Second operand 11 states. [2020-10-29 11:31:10,276 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:31:11,759 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:31:12,180 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:31:12,600 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:31:13,523 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:31:15,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:31:15,723 INFO L93 Difference]: Finished difference Result 1270 states and 1776 transitions. [2020-10-29 11:31:15,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-29 11:31:15,724 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 67 [2020-10-29 11:31:15,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:31:15,734 INFO L225 Difference]: With dead ends: 1270 [2020-10-29 11:31:15,734 INFO L226 Difference]: Without dead ends: 884 [2020-10-29 11:31:15,739 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 195 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=242, Invalid=628, Unknown=0, NotChecked=0, Total=870 [2020-10-29 11:31:15,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 884 states. [2020-10-29 11:31:15,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 884 to 676. [2020-10-29 11:31:15,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 676 states. [2020-10-29 11:31:15,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 676 states and 843 transitions. [2020-10-29 11:31:15,967 INFO L78 Accepts]: Start accepts. Automaton has 676 states and 843 transitions. Word has length 67 [2020-10-29 11:31:15,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:31:15,967 INFO L481 AbstractCegarLoop]: Abstraction has 676 states and 843 transitions. [2020-10-29 11:31:15,967 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 11:31:15,968 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 843 transitions. [2020-10-29 11:31:15,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-29 11:31:15,972 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:31:15,972 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 11:31:15,972 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:31:15,972 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 11:31:15,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:31:15,973 INFO L82 PathProgramCache]: Analyzing trace with hash -1839376681, now seen corresponding path program 1 times [2020-10-29 11:31:15,973 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:31:15,974 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [993456077] [2020-10-29 11:31:15,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:31:16,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:16,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:16,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:17,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:17,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-29 11:31:17,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:31:17,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1385 [2020-10-29 11:31:17,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:17,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:17,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:31:17,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-29 11:31:17,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-29 11:31:17,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:17,754 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:31:17,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:31:17,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:17,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:17,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:17,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:17,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:17,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 11:31:17,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:17,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:17,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:17,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:17,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:17,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:17,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:31:17,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:17,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:17,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:17,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:17,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:17,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:17,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:17,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:17,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:17,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:17,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:17,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:17,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:31:17,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:17,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:17,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:17,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:17,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:17,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:31:17,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:17,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:17,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:17,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:17,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:17,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:17,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:31:17,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:17,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:17,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:17,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:17,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:17,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:31:17,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:17,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:17,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:17,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:17,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:17,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:17,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:31:17,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:17,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:17,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:17,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:17,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:17,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:31:17,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:17,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:17,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:17,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:17,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:17,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:17,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:31:17,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:17,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:17,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:17,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:17,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:17,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:17,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:17,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:17,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:17,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:17,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:31:17,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:17,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:31:17,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:17,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:17,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:17,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:17,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:17,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:17,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:17,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:17,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:17,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:17,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:17,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:17,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 11:31:17,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:17,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:17,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:17,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:17,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:31:17,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:31:17,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 11:31:17,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:17,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:17,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:17,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:17,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-29 11:31:17,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:17,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:31:17,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:17,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:17,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:17,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:17,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:31:17,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:31:17,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 11:31:17,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:17,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:17,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:31:17,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 11:31:17,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:17,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:17,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:31:17,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:17,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:17,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:17,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:31:17,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:17,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:31:17,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:17,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:17,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:31:17,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 11:31:17,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:17,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:17,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:31:17,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:17,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:17,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:17,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:31:17,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:17,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:31:17,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:17,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:17,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:31:17,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:17,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:17,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:17,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:31:17,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:17,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:17,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:17,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:17,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:17,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:17,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:17,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:17,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:17,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:31:17,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:17,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:17,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-29 11:31:17,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:17,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:17,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:17,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:17,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:17,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:31:17,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:17,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:17,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:17,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:17,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:17,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:17,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-29 11:31:17,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:17,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:17,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:17,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:17,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:17,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:17,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:17,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:17,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:17,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:18,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:18,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:18,017 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 11:31:18,017 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [993456077] [2020-10-29 11:31:18,018 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:31:18,018 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:31:18,018 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437132628] [2020-10-29 11:31:18,019 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:31:18,019 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:31:18,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:31:18,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:31:18,020 INFO L87 Difference]: Start difference. First operand 676 states and 843 transitions. Second operand 10 states. [2020-10-29 11:31:18,657 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:31:19,899 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:31:20,367 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:31:20,802 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:31:22,885 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:31:23,333 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:31:23,756 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:31:25,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:31:25,669 INFO L93 Difference]: Finished difference Result 2371 states and 3492 transitions. [2020-10-29 11:31:25,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-29 11:31:25,670 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 90 [2020-10-29 11:31:25,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:31:25,685 INFO L225 Difference]: With dead ends: 2371 [2020-10-29 11:31:25,685 INFO L226 Difference]: Without dead ends: 1723 [2020-10-29 11:31:25,690 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=199, Invalid=503, Unknown=0, NotChecked=0, Total=702 [2020-10-29 11:31:25,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1723 states. [2020-10-29 11:31:25,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1723 to 1249. [2020-10-29 11:31:25,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1249 states. [2020-10-29 11:31:26,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 1249 states and 1580 transitions. [2020-10-29 11:31:26,007 INFO L78 Accepts]: Start accepts. Automaton has 1249 states and 1580 transitions. Word has length 90 [2020-10-29 11:31:26,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:31:26,007 INFO L481 AbstractCegarLoop]: Abstraction has 1249 states and 1580 transitions. [2020-10-29 11:31:26,007 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:31:26,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1580 transitions. [2020-10-29 11:31:26,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-10-29 11:31:26,015 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:31:26,015 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-29 11:31:26,016 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 11:31:26,016 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 11:31:26,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:31:26,016 INFO L82 PathProgramCache]: Analyzing trace with hash 750192827, now seen corresponding path program 1 times [2020-10-29 11:31:26,017 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:31:26,017 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1926356530] [2020-10-29 11:31:26,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:31:26,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:26,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:26,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:26,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:26,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:26,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:28,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:28,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 183 [2020-10-29 11:31:28,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:31:28,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2304 [2020-10-29 11:31:28,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:28,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:28,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:28,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-29 11:31:28,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 93 [2020-10-29 11:31:28,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:28,745 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:31:28,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:31:28,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:28,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:28,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:28,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:28,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:28,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-29 11:31:28,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:28,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:28,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:28,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:28,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:28,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:28,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:31:28,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:28,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:28,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:28,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:28,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:28,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:31:28,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:28,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:28,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:28,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:28,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:28,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:28,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:31:28,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:28,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:28,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:28,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:28,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:28,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:28,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:28,811 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:28,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:28,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:28,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:28,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:28,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:31:28,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:28,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:28,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:28,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:28,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:28,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:28,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:28,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:28,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:28,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:28,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:28,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:28,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:31:28,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:28,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:28,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:28,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:28,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:28,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:31:28,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:28,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:28,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:28,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:28,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:28,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:28,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:31:28,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:28,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:28,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:28,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:28,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:28,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:28,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:28,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:28,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:28,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:28,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:28,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:28,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:31:28,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:28,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:28,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:28,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:28,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:28,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:31:28,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:28,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:28,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:28,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:28,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:28,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:28,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 11:31:28,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:28,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:28,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:28,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:31:28,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:28,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:31:28,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:28,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:28,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:28,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:28,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:31:28,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:28,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 11:31:28,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:28,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:28,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:28,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:28,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-29 11:31:28,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:31:28,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-29 11:31:28,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:28,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:28,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:28,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:28,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-29 11:31:28,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:28,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:31:28,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:28,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:28,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:29,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:29,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:31:29,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:31:29,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 11:31:29,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:29,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:29,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:31:29,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-29 11:31:29,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:31:29,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:29,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:31:29,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:29,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:29,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:29,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:31:29,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:29,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 11:31:29,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:29,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:29,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:31:29,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 11:31:29,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:31:29,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:29,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:31:29,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:29,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:29,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:29,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:31:29,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:29,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 11:31:29,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:29,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:29,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:31:29,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:29,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:31:29,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:29,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:31:29,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:29,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:29,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:29,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:31:29,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:29,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:29,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:29,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:29,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:29,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:29,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:29,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:29,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:31:29,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:29,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:29,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:29,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:29,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:29,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:29,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:29,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:29,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:29,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:31:29,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:29,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:29,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:31:29,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:29,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:29,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:29,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 11:31:29,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:29,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:31:29,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:29,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:29,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:29,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:29,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:29,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:29,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:31:29,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:29,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:29,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:29,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:29,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:29,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:31:29,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:29,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:29,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:29,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:29,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:29,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:29,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 11:31:29,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:29,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:29,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:29,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:29,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:29,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:29,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:29,200 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:29,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:29,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:29,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:29,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:29,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-29 11:31:29,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:29,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:29,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:29,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:29,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:29,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:31:29,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:29,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:29,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:29,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:31:29,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:29,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:29,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-29 11:31:29,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:29,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:29,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:29,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:29,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:29,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:29,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:29,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:29,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:29,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:31:29,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:29,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:31:29,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-29 11:31:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:29,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:29,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:29,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:29,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:29,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:29,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:29,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:29,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:29,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:31:29,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:29,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:29,277 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-29 11:31:29,278 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1926356530] [2020-10-29 11:31:29,278 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:31:29,278 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-29 11:31:29,279 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595428479] [2020-10-29 11:31:29,279 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-29 11:31:29,279 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:31:29,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-29 11:31:29,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2020-10-29 11:31:29,280 INFO L87 Difference]: Start difference. First operand 1249 states and 1580 transitions. Second operand 14 states. [2020-10-29 11:31:30,379 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:31:31,688 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:31:32,137 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 11:31:32,640 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:31:33,099 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:31:35,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:31:35,834 INFO L93 Difference]: Finished difference Result 3148 states and 4533 transitions. [2020-10-29 11:31:35,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-10-29 11:31:35,835 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 125 [2020-10-29 11:31:35,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:31:35,854 INFO L225 Difference]: With dead ends: 3148 [2020-10-29 11:31:35,855 INFO L226 Difference]: Without dead ends: 1927 [2020-10-29 11:31:35,862 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 505 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=394, Invalid=1586, Unknown=0, NotChecked=0, Total=1980 [2020-10-29 11:31:35,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1927 states. [2020-10-29 11:31:36,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1927 to 1247. [2020-10-29 11:31:36,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1247 states. [2020-10-29 11:31:36,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 1247 states and 1530 transitions. [2020-10-29 11:31:36,187 INFO L78 Accepts]: Start accepts. Automaton has 1247 states and 1530 transitions. Word has length 125 [2020-10-29 11:31:36,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:31:36,187 INFO L481 AbstractCegarLoop]: Abstraction has 1247 states and 1530 transitions. [2020-10-29 11:31:36,187 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-29 11:31:36,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 1530 transitions. [2020-10-29 11:31:36,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-10-29 11:31:36,193 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:31:36,193 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-29 11:31:36,194 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 11:31:36,194 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 11:31:36,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:31:36,195 INFO L82 PathProgramCache]: Analyzing trace with hash 1446995139, now seen corresponding path program 1 times [2020-10-29 11:31:36,195 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:31:36,195 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [845948033] [2020-10-29 11:31:36,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:31:36,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:36,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:36,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:36,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:38,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:38,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-10-29 11:31:38,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:31:38,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1850 [2020-10-29 11:31:38,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:38,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:38,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:38,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-29 11:31:38,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-29 11:31:38,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:38,511 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:31:38,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:31:38,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:38,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:38,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:38,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:38,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:38,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-29 11:31:38,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:38,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:38,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:38,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:38,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:38,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:38,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:31:38,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:38,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:38,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:38,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:38,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:38,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:31:38,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:38,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:38,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:38,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:38,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:38,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:38,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:31:38,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:38,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:38,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:38,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:38,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:38,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:31:38,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:38,576 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:38,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:38,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:38,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:38,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:38,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:31:38,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:38,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:38,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:38,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:38,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:38,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:38,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:38,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:38,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:38,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:38,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:38,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:38,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:31:38,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:38,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:38,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:38,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:38,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:38,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:31:38,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:38,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:38,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:38,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:38,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:38,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:38,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:31:38,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:38,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:38,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:38,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:38,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:38,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:38,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:38,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:38,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:38,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:38,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:38,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:38,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:31:38,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:38,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:38,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:38,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:38,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:38,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:38,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:38,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:38,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:38,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:38,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:38,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:38,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 11:31:38,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:38,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:38,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:38,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:31:38,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:38,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:38,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:38,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:38,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:38,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:38,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:38,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:38,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 11:31:38,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:38,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:38,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:38,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-29 11:31:38,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:38,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 11:31:38,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:38,679 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:38,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:38,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:38,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 11:31:38,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:38,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:31:38,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:38,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:38,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:38,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:31:38,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:38,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:31:38,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:38,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:38,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:38,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:38,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-29 11:31:38,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:38,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:31:38,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:38,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:38,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:38,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:31:38,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:38,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:31:38,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:38,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:38,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:38,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:38,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:38,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:38,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:31:38,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:38,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:38,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:38,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:31:38,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:38,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:31:38,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:38,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:38,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:38,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:38,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:38,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:38,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:31:38,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:38,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:38,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:38,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:31:38,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:38,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:38,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:38,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:38,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:38,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:38,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:38,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:38,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:31:38,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:38,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:38,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:38,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:38,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:38,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:38,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:38,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:38,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:38,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:38,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:38,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:38,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:31:38,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:38,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:38,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:38,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 11:31:38,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:38,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:31:38,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:38,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:38,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:38,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:38,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 11:31:38,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:38,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:31:38,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:38,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:38,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:38,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:38,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:38,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:31:38,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:38,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:38,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:38,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:38,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:38,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:38,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 11:31:38,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:38,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:38,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:38,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:38,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:38,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:31:38,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:38,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:38,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:38,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:38,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:38,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:38,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-29 11:31:38,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:38,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:38,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:38,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:38,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:38,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:31:38,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:38,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:38,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:38,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:38,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:38,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:38,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-29 11:31:38,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:38,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:38,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:38,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:38,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:38,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:38,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:38,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:38,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:38,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:31:38,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:38,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:38,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-29 11:31:38,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:38,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:38,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:38,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:38,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:38,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:38,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:38,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:38,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:38,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:31:38,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:38,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:38,855 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-29 11:31:38,856 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [845948033] [2020-10-29 11:31:38,857 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:31:38,857 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-29 11:31:38,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205013367] [2020-10-29 11:31:38,859 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:31:38,859 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:31:38,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:31:38,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:31:38,861 INFO L87 Difference]: Start difference. First operand 1247 states and 1530 transitions. Second operand 10 states. [2020-10-29 11:31:39,468 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:31:44,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:31:44,095 INFO L93 Difference]: Finished difference Result 3402 states and 4776 transitions. [2020-10-29 11:31:44,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-10-29 11:31:44,097 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 130 [2020-10-29 11:31:44,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:31:44,115 INFO L225 Difference]: With dead ends: 3402 [2020-10-29 11:31:44,115 INFO L226 Difference]: Without dead ends: 2183 [2020-10-29 11:31:44,121 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 517 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=391, Invalid=1331, Unknown=0, NotChecked=0, Total=1722 [2020-10-29 11:31:44,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2183 states. [2020-10-29 11:31:44,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2183 to 1349. [2020-10-29 11:31:44,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1349 states. [2020-10-29 11:31:44,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 1349 states and 1643 transitions. [2020-10-29 11:31:44,492 INFO L78 Accepts]: Start accepts. Automaton has 1349 states and 1643 transitions. Word has length 130 [2020-10-29 11:31:44,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:31:44,493 INFO L481 AbstractCegarLoop]: Abstraction has 1349 states and 1643 transitions. [2020-10-29 11:31:44,493 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:31:44,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1643 transitions. [2020-10-29 11:31:44,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-10-29 11:31:44,500 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:31:44,501 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, 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] [2020-10-29 11:31:44,501 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 11:31:44,501 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 11:31:44,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:31:44,502 INFO L82 PathProgramCache]: Analyzing trace with hash -160646931, now seen corresponding path program 1 times [2020-10-29 11:31:44,502 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:31:44,502 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1224194246] [2020-10-29 11:31:44,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:31:44,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:44,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:44,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:44,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:44,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:45,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:45,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:46,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:46,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:46,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:49,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:49,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 232 [2020-10-29 11:31:49,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-29 11:31:49,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-29 11:31:49,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:49,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:49,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:31:49,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-29 11:31:49,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 114 [2020-10-29 11:31:49,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:49,943 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:31:49,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:31:49,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:49,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:49,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:49,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:49,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:49,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 11:31:49,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:49,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:49,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:49,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:49,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:49,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:49,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:31:49,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:49,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:49,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:49,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:49,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:49,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:31:49,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:49,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:49,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:49,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:49,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:49,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:49,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:31:49,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:49,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:49,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:49,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:49,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:49,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:31:49,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:49,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:49,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:49,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:49,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:49,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:31:49,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:31:49,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:49,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:50,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:50,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:50,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:50,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:31:50,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:50,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:50,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:50,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:50,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:50,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:50,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:31:50,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:50,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:50,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:50,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:50,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:50,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:31:50,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:50,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:50,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:50,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:50,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:50,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:50,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:31:50,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:50,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:50,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:50,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:50,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:50,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:31:50,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:50,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:50,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:50,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:50,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:50,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:50,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:31:50,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:50,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:50,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:50,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:50,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:50,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:31:50,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:50,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:50,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:50,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:50,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:31:50,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:50,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 11:31:50,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:50,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:50,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:50,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-29 11:31:50,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:50,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 11:31:50,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:50,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:50,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:50,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:50,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-29 11:31:50,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:50,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:31:50,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:50,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:50,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:50,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:31:50,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:50,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:31:50,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:50,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:50,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:50,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:50,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:50,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:50,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:31:50,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:50,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:50,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:50,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:31:50,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:50,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:31:50,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:50,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:50,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:50,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:50,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:50,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:50,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:31:50,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:50,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:50,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:50,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:31:50,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:50,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:31:50,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:50,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:50,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:50,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:50,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:50,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:50,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:31:50,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:50,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:50,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:50,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:31:50,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:50,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:50,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:50,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:50,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:50,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:50,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:50,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:50,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:31:50,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:50,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:50,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:50,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:50,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:50,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:50,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:50,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:50,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:50,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:50,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:50,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:50,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:31:50,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:50,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:50,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:50,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 11:31:50,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:50,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:31:50,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:50,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:50,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:50,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:50,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:50,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:50,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:31:50,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:50,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:50,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:50,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:50,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:50,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:31:50,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:50,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:50,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:50,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:50,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:50,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:50,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 11:31:50,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:50,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:50,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:50,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:50,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:50,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:50,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:50,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:50,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:50,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:50,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:50,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:50,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-29 11:31:50,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:50,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:50,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:50,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:50,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:50,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:50,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:50,185 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:50,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:50,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:50,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:50,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:50,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-29 11:31:50,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:50,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:50,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:50,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:50,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-29 11:31:50,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:31:50,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-29 11:31:50,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:50,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:50,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:31:50,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 11:31:50,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 11:31:50,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:50,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:31:50,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:50,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:50,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:50,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:31:50,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:50,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:31:50,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:50,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:50,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:31:50,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:50,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:31:50,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:50,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:31:50,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:50,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:50,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:50,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:50,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:50,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:50,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:50,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:50,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:31:50,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:50,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:31:50,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:50,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 11:31:50,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:50,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:50,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:50,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:31:50,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:50,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 11:31:50,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:50,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:50,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:50,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:50,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-29 11:31:50,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:50,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:31:50,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:50,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:50,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:50,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:31:50,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:50,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:31:50,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:50,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:50,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:50,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:50,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:50,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:50,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:31:50,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:50,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:50,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:50,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:31:50,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:50,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:50,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:50,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:50,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:50,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:50,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:50,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:50,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:31:50,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:50,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:50,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:50,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:50,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:50,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:50,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:50,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:50,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:50,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:50,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:50,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:50,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-29 11:31:50,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:50,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:50,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:50,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:50,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:50,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:31:50,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:50,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:50,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:50,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:31:50,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:50,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:50,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-29 11:31:50,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:50,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:50,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:50,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:50,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:50,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:50,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:50,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:50,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:50,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:31:50,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:50,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:50,534 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-29 11:31:50,534 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1224194246] [2020-10-29 11:31:50,534 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:31:50,534 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-29 11:31:50,535 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572841471] [2020-10-29 11:31:50,535 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-29 11:31:50,536 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:31:50,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-29 11:31:50,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:31:50,536 INFO L87 Difference]: Start difference. First operand 1349 states and 1643 transitions. Second operand 15 states. [2020-10-29 11:31:51,317 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:31:52,438 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:31:53,209 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:31:53,739 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:31:56,686 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:31:57,113 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:31:57,581 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:31:58,017 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:31:58,445 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:31:58,875 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:31:59,344 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:31:59,771 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:32:01,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:32:01,343 INFO L93 Difference]: Finished difference Result 3327 states and 4588 transitions. [2020-10-29 11:32:01,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2020-10-29 11:32:01,343 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 164 [2020-10-29 11:32:01,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:32:01,358 INFO L225 Difference]: With dead ends: 3327 [2020-10-29 11:32:01,358 INFO L226 Difference]: Without dead ends: 2006 [2020-10-29 11:32:01,364 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 829 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=548, Invalid=2314, Unknown=0, NotChecked=0, Total=2862 [2020-10-29 11:32:01,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2006 states. [2020-10-29 11:32:01,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2006 to 1317. [2020-10-29 11:32:01,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1317 states. [2020-10-29 11:32:01,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 1317 states and 1585 transitions. [2020-10-29 11:32:01,684 INFO L78 Accepts]: Start accepts. Automaton has 1317 states and 1585 transitions. Word has length 164 [2020-10-29 11:32:01,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:32:01,686 INFO L481 AbstractCegarLoop]: Abstraction has 1317 states and 1585 transitions. [2020-10-29 11:32:01,686 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-29 11:32:01,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1585 transitions. [2020-10-29 11:32:01,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-29 11:32:01,693 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:32:01,693 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:32:01,694 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 11:32:01,694 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 11:32:01,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:32:01,694 INFO L82 PathProgramCache]: Analyzing trace with hash 755298868, now seen corresponding path program 1 times [2020-10-29 11:32:01,694 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:32:01,698 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [78403304] [2020-10-29 11:32:01,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:32:01,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:01,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:01,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:01,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:01,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:02,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:02,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:04,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:04,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:06,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:06,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 217 [2020-10-29 11:32:06,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 11:32:06,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-29 11:32:06,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:06,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:06,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:32:06,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:32:06,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 165 [2020-10-29 11:32:06,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:07,245 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:32:07,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:32:07,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:07,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:07,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:07,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:07,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:07,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 129 [2020-10-29 11:32:07,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:07,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:07,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:07,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:07,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:32:07,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:32:07,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:32:07,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:07,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:07,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:07,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:07,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:07,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:07,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:07,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:07,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:07,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:07,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:32:07,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:07,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:32:07,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:07,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:07,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:07,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:07,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:07,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:07,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:07,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:07,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:07,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:07,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:32:07,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:07,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:32:07,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:07,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:07,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:07,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:07,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:07,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:07,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:07,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:07,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:07,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:07,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:32:07,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:32:07,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:32:07,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:07,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:07,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:07,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:07,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:07,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:07,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:07,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:07,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:07,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:07,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:32:07,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:07,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:32:07,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:07,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:07,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:07,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:07,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:07,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:07,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:07,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:07,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:07,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:07,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:32:07,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:32:07,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:32:07,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:07,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:07,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:07,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:07,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:07,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:07,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:07,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:07,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:07,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:07,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:32:07,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:32:07,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 11:32:07,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:07,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:07,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:07,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:07,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-29 11:32:07,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:32:07,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-29 11:32:07,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:07,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:07,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:32:07,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:32:07,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-29 11:32:07,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:07,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:07,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:07,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:07,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:07,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:32:07,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:07,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 11:32:07,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:07,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:07,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:32:07,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:07,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-29 11:32:07,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:32:07,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:07,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:07,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:07,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:07,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:32:07,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:07,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:32:07,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:07,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:07,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:07,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:07,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 11:32:07,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:07,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:07,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:07,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:07,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:07,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:32:07,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:07,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:32:07,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:07,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:07,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:07,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:07,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:32:07,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:32:07,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:07,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:07,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:07,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:07,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:32:07,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:07,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:07,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:07,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:07,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:07,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:07,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 11:32:07,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:32:07,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:32:07,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:07,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:07,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:07,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:07,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:07,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:32:07,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:07,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:07,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:07,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:07,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:32:07,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:07,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:32:07,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:07,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:07,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:07,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 11:32:07,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:07,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:32:07,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:07,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:07,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:07,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:07,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 11:32:07,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:07,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:07,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:07,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:07,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:07,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:07,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:07,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:07,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:07,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:07,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:07,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:07,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:07,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:07,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 11:32:07,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:07,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:07,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:07,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:07,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:07,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:32:07,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:07,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:07,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:07,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:07,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:07,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:07,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-29 11:32:07,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:07,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:07,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:07,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:07,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:07,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:32:07,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:07,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:07,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:32:07,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:32:07,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:32:07,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:07,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-29 11:32:07,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:07,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:07,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:07,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:32:07,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:07,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:32:07,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:07,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:07,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:07,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 11:32:07,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 11:32:07,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:07,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:07,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:07,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:07,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:07,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:32:07,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:07,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:32:07,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:07,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:07,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:07,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:07,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 11:32:07,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:07,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:07,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:07,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:07,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:07,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:32:07,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:07,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:32:07,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:07,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:07,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:07,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:07,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:32:07,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:08,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:08,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:08,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:08,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:08,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:32:08,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:08,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:08,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:08,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:08,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:08,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:08,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 11:32:08,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:08,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:32:08,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:08,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:08,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:08,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:08,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:08,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:08,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:08,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:08,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:08,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:08,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:32:08,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:08,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-29 11:32:08,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:08,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:08,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:08,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:08,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:08,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:08,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:08,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:08,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:08,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:32:08,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:08,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:08,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-29 11:32:08,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:08,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:08,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:08,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:08,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:08,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:08,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:08,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:08,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:08,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:32:08,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:08,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:08,091 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2020-10-29 11:32:08,092 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [78403304] [2020-10-29 11:32:08,092 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:32:08,092 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-29 11:32:08,092 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173869790] [2020-10-29 11:32:08,093 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-29 11:32:08,093 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:32:08,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-29 11:32:08,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2020-10-29 11:32:08,094 INFO L87 Difference]: Start difference. First operand 1317 states and 1585 transitions. Second operand 14 states. [2020-10-29 11:32:08,862 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:32:10,200 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2020-10-29 11:32:15,079 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:32:17,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:32:17,847 INFO L93 Difference]: Finished difference Result 4586 states and 6131 transitions. [2020-10-29 11:32:17,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2020-10-29 11:32:17,848 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 153 [2020-10-29 11:32:17,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:32:17,867 INFO L225 Difference]: With dead ends: 4586 [2020-10-29 11:32:17,867 INFO L226 Difference]: Without dead ends: 3297 [2020-10-29 11:32:17,874 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 58 SyntacticMatches, 6 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 827 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=466, Invalid=2290, Unknown=0, NotChecked=0, Total=2756 [2020-10-29 11:32:17,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3297 states. [2020-10-29 11:32:18,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3297 to 2817. [2020-10-29 11:32:18,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2817 states. [2020-10-29 11:32:18,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2817 states to 2817 states and 3361 transitions. [2020-10-29 11:32:18,640 INFO L78 Accepts]: Start accepts. Automaton has 2817 states and 3361 transitions. Word has length 153 [2020-10-29 11:32:18,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:32:18,641 INFO L481 AbstractCegarLoop]: Abstraction has 2817 states and 3361 transitions. [2020-10-29 11:32:18,641 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-29 11:32:18,641 INFO L276 IsEmpty]: Start isEmpty. Operand 2817 states and 3361 transitions. [2020-10-29 11:32:18,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-29 11:32:18,650 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:32:18,650 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:32:18,650 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-29 11:32:18,651 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 11:32:18,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:32:18,651 INFO L82 PathProgramCache]: Analyzing trace with hash 1212633818, now seen corresponding path program 1 times [2020-10-29 11:32:18,651 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:32:18,651 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [382239122] [2020-10-29 11:32:18,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:32:18,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:18,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:18,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:18,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:18,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:19,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:19,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:19,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:23,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:23,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 223 [2020-10-29 11:32:23,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 11:32:23,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-29 11:32:23,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:23,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:23,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-29 11:32:23,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-29 11:32:23,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 121 [2020-10-29 11:32:23,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,087 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:32:24,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:32:24,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:24,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:24,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:24,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:24,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:24,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-29 11:32:24,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:24,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:24,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:24,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:24,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:24,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:32:24,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:24,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:24,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:24,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:24,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:24,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:24,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:24,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:24,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:24,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:24,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:24,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:32:24,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:24,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:24,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:24,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:24,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:24,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:24,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:24,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:24,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:24,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:24,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:24,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:32:24,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:24,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:24,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:24,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:24,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:24,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:24,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:24,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:24,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:24,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:24,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:24,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:32:24,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:24,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:24,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:24,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:24,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:24,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:24,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:24,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:24,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:24,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:24,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:24,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:32:24,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:24,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:24,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:24,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:24,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:24,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:24,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:24,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:24,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:24,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:24,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:24,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:32:24,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:24,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:24,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:24,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:24,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:24,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:24,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:24,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:24,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:24,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:24,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:32:24,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:32:24,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:24,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:24,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:24,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:24,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:24,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:24,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:24,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:24,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:24,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:24,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:32:24,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:32:24,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:24,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:24,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:24,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-29 11:32:24,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:24,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-29 11:32:24,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:24,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:24,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:32:24,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:32:24,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-29 11:32:24,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:24,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:24,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:24,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:24,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:32:24,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:24,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:32:24,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:24,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:24,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:24,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:24,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-29 11:32:24,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:24,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:24,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:24,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:24,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:32:24,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:24,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:24,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:24,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:24,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:24,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:24,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:24,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:24,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:24,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:24,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:24,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:32:24,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:24,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:24,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:24,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:24,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:24,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:24,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:24,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:24,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:24,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:24,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:24,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:32:24,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:24,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:24,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:24,343 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:24,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:24,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:24,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:24,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:32:24,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:24,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:24,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:24,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:24,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:24,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:24,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:24,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:24,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:24,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:24,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:24,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:32:24,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:24,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:24,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:24,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 11:32:24,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:24,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:32:24,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:24,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:24,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:24,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:24,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 11:32:24,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:24,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:24,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:24,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:24,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:24,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:24,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:24,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:24,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:24,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:24,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:24,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:24,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 11:32:24,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:24,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:24,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:24,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:24,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:24,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:24,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:24,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:24,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:24,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:24,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:24,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-29 11:32:24,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:24,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:24,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:24,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:24,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:24,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:32:24,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:24,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:24,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:32:24,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:32:24,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:32:24,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-29 11:32:24,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:24,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:24,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:24,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:32:24,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:24,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:32:24,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:24,413 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:24,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:24,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 11:32:24,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 11:32:24,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:24,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:24,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:24,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:32:24,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:24,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:32:24,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:24,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:24,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:24,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:24,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 11:32:24,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:24,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:24,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:24,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:24,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:32:24,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:24,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:32:24,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:24,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:24,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:24,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:24,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:32:24,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:24,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:24,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:24,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:24,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:32:24,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:24,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:24,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:24,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:24,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:24,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:24,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 11:32:24,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:32:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:24,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:24,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:24,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:24,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:24,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:24,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:24,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:24,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:24,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:24,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:32:24,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-29 11:32:24,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:24,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:24,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:24,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:24,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:24,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:24,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:24,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:24,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:24,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:32:24,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:24,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-29 11:32:24,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:24,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:24,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:24,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:24,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:24,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:24,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:24,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:24,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:24,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:32:24,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:24,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:24,517 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 27 proven. 3 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-10-29 11:32:24,517 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [382239122] [2020-10-29 11:32:24,517 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:32:24,517 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-29 11:32:24,518 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883689928] [2020-10-29 11:32:24,518 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-29 11:32:24,518 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:32:24,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-29 11:32:24,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2020-10-29 11:32:24,519 INFO L87 Difference]: Start difference. First operand 2817 states and 3361 transitions. Second operand 13 states. [2020-10-29 11:32:25,235 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:32:26,191 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:32:27,291 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:32:32,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:32:32,330 INFO L93 Difference]: Finished difference Result 6156 states and 7893 transitions. [2020-10-29 11:32:32,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-10-29 11:32:32,331 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 157 [2020-10-29 11:32:32,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:32:32,353 INFO L225 Difference]: With dead ends: 6156 [2020-10-29 11:32:32,353 INFO L226 Difference]: Without dead ends: 3703 [2020-10-29 11:32:32,362 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 561 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=439, Invalid=1541, Unknown=0, NotChecked=0, Total=1980 [2020-10-29 11:32:32,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3703 states. [2020-10-29 11:32:33,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3703 to 3086. [2020-10-29 11:32:33,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3086 states. [2020-10-29 11:32:33,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3086 states to 3086 states and 3634 transitions. [2020-10-29 11:32:33,087 INFO L78 Accepts]: Start accepts. Automaton has 3086 states and 3634 transitions. Word has length 157 [2020-10-29 11:32:33,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:32:33,087 INFO L481 AbstractCegarLoop]: Abstraction has 3086 states and 3634 transitions. [2020-10-29 11:32:33,087 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-29 11:32:33,087 INFO L276 IsEmpty]: Start isEmpty. Operand 3086 states and 3634 transitions. [2020-10-29 11:32:33,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-29 11:32:33,095 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:32:33,095 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:32:33,096 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-29 11:32:33,096 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 11:32:33,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:32:33,096 INFO L82 PathProgramCache]: Analyzing trace with hash -725485388, now seen corresponding path program 1 times [2020-10-29 11:32:33,097 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:32:33,097 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [159487083] [2020-10-29 11:32:33,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:32:33,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:33,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:33,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:33,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:33,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:33,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:34,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:36,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:36,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 217 [2020-10-29 11:32:36,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 11:32:36,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3064 [2020-10-29 11:32:36,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:36,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:36,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:32:36,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 105 [2020-10-29 11:32:36,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-29 11:32:36,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:36,583 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:32:36,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:32:36,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:36,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:36,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:36,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:36,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:36,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 11:32:36,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:36,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:36,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:36,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:36,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:36,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:36,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:32:36,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:36,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:36,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:36,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:36,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:36,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:36,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:36,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:36,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:36,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:36,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:36,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:36,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:32:36,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:36,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:36,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:36,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:36,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:36,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:36,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:36,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:36,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:36,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:36,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:36,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:36,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:32:36,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:36,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:36,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:36,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:36,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:36,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:36,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:36,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:36,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:36,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:36,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:36,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:36,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:32:36,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:36,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:36,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:36,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:36,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:36,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:36,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:36,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:36,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:36,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:36,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:36,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:36,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:32:36,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:36,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:36,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:36,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:36,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:36,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:36,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:36,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:36,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:36,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:36,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:36,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:36,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:32:36,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:36,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:36,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:36,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:36,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:36,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:36,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:36,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:36,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:36,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:36,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:36,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:36,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:32:36,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:36,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:36,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:36,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:36,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:36,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:32:36,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:36,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:36,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:36,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:36,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:36,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:36,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:32:36,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:36,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:36,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:36,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-29 11:32:36,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:36,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 11:32:36,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:36,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:36,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:36,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:36,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-29 11:32:36,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:36,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:36,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:36,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:36,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:36,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:32:36,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:36,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 11:32:36,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:36,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:36,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:36,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:36,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-29 11:32:36,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:36,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:36,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:36,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:36,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:36,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:32:36,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:36,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:32:36,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:36,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:36,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:36,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:36,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 11:32:36,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:36,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:36,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:36,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:36,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:36,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:32:36,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:36,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:36,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:36,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:36,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:36,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:36,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:36,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:36,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:36,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:36,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:36,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:36,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:32:36,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:36,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:36,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:36,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:36,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:36,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:36,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:36,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:36,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:32:36,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:36,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:36,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:36,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:36,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:36,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:36,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:36,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:36,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:36,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:36,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:32:36,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:36,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:32:36,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:36,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:36,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:36,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 11:32:36,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:36,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 11:32:36,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:36,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:36,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:36,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:36,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 11:32:36,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:36,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:36,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:36,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:36,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:36,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:36,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:36,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:36,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:36,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:36,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:36,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:36,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:36,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:36,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 11:32:36,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:36,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:36,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:36,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:36,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:36,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:36,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:36,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:36,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:36,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:36,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:36,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:36,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-29 11:32:36,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:36,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:36,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:36,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:32:36,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:36,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:32:36,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:36,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:36,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:36,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-29 11:32:36,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:36,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:36,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:36,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:36,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:36,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:36,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:32:36,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:36,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:32:36,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:36,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:36,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:36,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:36,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:36,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:36,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:36,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:36,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:36,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:32:36,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:36,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:36,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:36,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:36,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:36,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:36,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:36,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:36,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:36,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:36,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:36,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:36,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:32:36,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:36,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:32:36,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:36,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:36,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:36,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:36,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:36,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:36,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:32:36,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:36,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:36,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:36,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:36,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:36,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:36,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:36,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:36,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:36,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:36,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:36,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:36,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-29 11:32:36,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:36,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:36,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:36,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:36,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:36,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:36,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:36,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:36,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:36,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:32:36,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:36,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:36,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-29 11:32:36,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:36,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:36,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:36,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:36,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:36,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:36,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:36,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:36,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:36,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:32:36,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:36,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:37,026 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 21 proven. 7 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-10-29 11:32:37,028 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [159487083] [2020-10-29 11:32:37,032 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:32:37,032 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-29 11:32:37,033 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686326507] [2020-10-29 11:32:37,033 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:32:37,034 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:32:37,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:32:37,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:32:37,034 INFO L87 Difference]: Start difference. First operand 3086 states and 3634 transitions. Second operand 9 states. [2020-10-29 11:32:39,313 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:32:41,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:32:41,649 INFO L93 Difference]: Finished difference Result 5912 states and 7343 transitions. [2020-10-29 11:32:41,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-29 11:32:41,650 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 153 [2020-10-29 11:32:41,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:32:41,669 INFO L225 Difference]: With dead ends: 5912 [2020-10-29 11:32:41,669 INFO L226 Difference]: Without dead ends: 3298 [2020-10-29 11:32:41,678 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 56 SyntacticMatches, 4 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=205, Invalid=497, Unknown=0, NotChecked=0, Total=702 [2020-10-29 11:32:41,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3298 states. [2020-10-29 11:32:42,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3298 to 2725. [2020-10-29 11:32:42,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2725 states. [2020-10-29 11:32:42,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2725 states to 2725 states and 3096 transitions. [2020-10-29 11:32:42,202 INFO L78 Accepts]: Start accepts. Automaton has 2725 states and 3096 transitions. Word has length 153 [2020-10-29 11:32:42,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:32:42,202 INFO L481 AbstractCegarLoop]: Abstraction has 2725 states and 3096 transitions. [2020-10-29 11:32:42,202 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:32:42,202 INFO L276 IsEmpty]: Start isEmpty. Operand 2725 states and 3096 transitions. [2020-10-29 11:32:42,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-29 11:32:42,209 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:32:42,210 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:32:42,210 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-29 11:32:42,210 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 11:32:42,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:32:42,210 INFO L82 PathProgramCache]: Analyzing trace with hash 512026695, now seen corresponding path program 1 times [2020-10-29 11:32:42,211 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:32:42,211 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [726737418] [2020-10-29 11:32:42,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:32:42,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:42,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:42,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:42,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 230 [2020-10-29 11:32:42,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:42,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 130 [2020-10-29 11:32:42,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:42,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:42,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:42,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 156 [2020-10-29 11:32:42,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:32:42,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:42,734 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:32:42,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:32:42,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:42,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:42,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:42,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:42,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:42,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-29 11:32:42,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:42,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:42,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:42,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:42,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:42,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:42,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:32:42,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:42,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:42,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:42,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:42,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:42,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:42,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:42,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:42,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:42,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:42,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:42,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:42,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:32:42,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:42,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:42,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:42,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:42,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:42,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:42,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:42,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:42,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:42,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:42,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:42,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:42,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:32:42,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:42,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:42,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:42,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:42,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:42,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:42,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:42,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:42,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:42,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:42,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:42,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:42,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:32:42,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:42,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:42,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:42,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:42,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:42,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:42,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:42,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:42,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:42,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:42,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:42,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:42,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:32:42,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:42,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:42,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:42,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:42,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:42,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:42,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:42,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:42,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:42,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:42,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:42,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:42,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:32:42,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:42,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:42,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:42,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:42,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:42,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:42,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:42,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:42,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:42,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:42,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:42,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:42,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:32:42,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:42,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:42,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:42,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:42,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:42,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:42,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:42,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:42,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:42,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:42,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:42,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:42,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:32:42,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:42,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:42,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:42,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-29 11:32:42,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:42,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:32:42,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:42,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:42,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:42,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:42,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:42,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:42,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:42,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:42,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:42,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:42,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:32:42,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:42,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:32:42,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:42,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:42,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:42,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:42,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:42,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:42,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:42,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:42,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:42,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:42,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:32:42,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:42,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:42,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:42,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:42,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:42,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:42,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:42,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:42,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:42,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:42,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:42,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:42,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:32:42,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:42,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:42,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:42,933 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:42,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:42,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:42,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:42,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:42,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:42,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:42,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:42,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:42,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:32:42,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:42,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:42,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:42,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:42,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:42,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:42,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:42,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:42,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:32:42,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:42,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:42,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:42,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:42,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:42,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:42,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:42,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:42,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:42,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:42,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:42,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:42,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:32:42,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:42,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:42,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:42,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 11:32:42,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:42,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:42,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:42,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:42,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:42,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:42,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:42,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:42,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:42,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:42,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:42,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:42,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:42,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:42,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:42,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:42,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:42,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:42,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:42,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:42,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:42,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 11:32:42,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:42,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:42,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:42,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:42,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:42,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:42,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:42,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:42,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:42,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:42,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:42,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:42,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-29 11:32:42,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:42,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:42,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:42,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:32:42,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:42,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:42,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:42,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:42,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:42,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:42,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 11:32:42,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:42,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:42,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:42,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:42,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:42,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:42,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:42,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:42,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:42,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:42,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:42,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:42,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:42,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:42,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-29 11:32:42,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:42,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:42,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:42,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:32:42,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:42,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:32:42,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:42,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:42,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:42,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-29 11:32:42,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:42,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:42,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:42,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:42,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:42,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:42,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:32:42,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:42,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:32:42,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:42,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:42,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:42,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:42,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:42,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:43,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:43,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:43,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:43,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:43,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:32:43,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:43,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:43,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:43,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:43,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:43,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:43,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:43,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:43,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:43,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:43,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:43,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:43,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:32:43,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:43,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:43,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:43,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:43,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:43,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:43,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:43,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:43,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:32:43,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:43,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:43,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:43,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:43,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:43,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:43,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:43,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:43,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:43,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:43,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:43,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:43,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-29 11:32:43,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:43,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:43,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:43,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:43,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:43,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:43,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:43,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:43,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:43,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:32:43,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:43,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:43,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-29 11:32:43,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:43,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:43,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:43,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:43,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:43,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:43,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:43,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:43,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:43,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:32:43,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:43,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:43,053 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-29 11:32:43,054 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [726737418] [2020-10-29 11:32:43,054 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:32:43,054 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-29 11:32:43,054 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768743317] [2020-10-29 11:32:43,055 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:32:43,055 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:32:43,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:32:43,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:32:43,056 INFO L87 Difference]: Start difference. First operand 2725 states and 3096 transitions. Second operand 10 states. [2020-10-29 11:32:44,199 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:32:46,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:32:46,860 INFO L93 Difference]: Finished difference Result 4744 states and 5654 transitions. [2020-10-29 11:32:46,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-10-29 11:32:46,861 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 162 [2020-10-29 11:32:46,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:32:46,862 INFO L225 Difference]: With dead ends: 4744 [2020-10-29 11:32:46,862 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:32:46,874 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 468 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=354, Invalid=1128, Unknown=0, NotChecked=0, Total=1482 [2020-10-29 11:32:46,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:32:46,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:32:46,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:32:46,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:32:46,876 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 162 [2020-10-29 11:32:46,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:32:46,876 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:32:46,876 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:32:46,876 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:32:46,877 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:32:46,877 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-29 11:32:46,879 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:32:47,002 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 254 [2020-10-29 11:32:47,220 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 220 [2020-10-29 11:32:47,525 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-29 11:32:47,934 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 220 [2020-10-29 11:32:48,594 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 255 [2020-10-29 11:32:52,884 WARN L193 SmtUtils]: Spent 3.30 s on a formula simplification. DAG size of input: 608 DAG size of output: 543 [2020-10-29 11:32:55,238 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 578 DAG size of output: 485 [2020-10-29 11:32:56,021 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 260 [2020-10-29 11:32:56,221 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 260 [2020-10-29 11:32:56,498 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 260 [2020-10-29 11:33:01,067 WARN L193 SmtUtils]: Spent 3.12 s on a formula simplification. DAG size of input: 614 DAG size of output: 518 [2020-10-29 11:33:02,891 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 253 [2020-10-29 11:33:06,698 WARN L193 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 527 DAG size of output: 460 [2020-10-29 11:33:13,534 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 251 [2020-10-29 11:33:13,775 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 240 [2020-10-29 11:33:14,252 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 253 [2020-10-29 11:33:15,093 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 240 [2020-10-29 11:33:15,404 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 238 [2020-10-29 11:33:15,590 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 251 [2020-10-29 11:33:16,352 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 253 [2020-10-29 11:33:16,784 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 258 [2020-10-29 11:33:20,859 WARN L193 SmtUtils]: Spent 3.76 s on a formula simplification. DAG size of input: 717 DAG size of output: 587 [2020-10-29 11:33:24,918 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 563 DAG size of output: 471 [2020-10-29 11:33:25,821 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 254 [2020-10-29 11:33:26,315 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 253 [2020-10-29 11:33:28,465 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 253 [2020-10-29 11:33:31,162 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 245 DAG size of output: 48 [2020-10-29 11:33:33,235 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 211 DAG size of output: 32 [2020-10-29 11:33:33,525 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 1 [2020-10-29 11:33:34,452 WARN L193 SmtUtils]: Spent 922.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 30 [2020-10-29 11:33:34,744 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 1 [2020-10-29 11:33:35,108 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 29 [2020-10-29 11:33:41,578 WARN L193 SmtUtils]: Spent 6.46 s on a formula simplification. DAG size of input: 480 DAG size of output: 53 [2020-10-29 11:33:41,844 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 1 [2020-10-29 11:33:42,230 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 29 [2020-10-29 11:33:42,596 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 29 [2020-10-29 11:33:42,959 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 29 [2020-10-29 11:33:48,830 WARN L193 SmtUtils]: Spent 5.84 s on a formula simplification. DAG size of input: 416 DAG size of output: 50 [2020-10-29 11:33:50,884 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 248 DAG size of output: 44 [2020-10-29 11:33:55,276 WARN L193 SmtUtils]: Spent 4.38 s on a formula simplification. DAG size of input: 260 DAG size of output: 61 [2020-10-29 11:34:00,228 WARN L193 SmtUtils]: Spent 4.94 s on a formula simplification. DAG size of input: 448 DAG size of output: 50 [2020-10-29 11:34:00,642 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 40 [2020-10-29 11:34:02,888 WARN L193 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 249 DAG size of output: 38 [2020-10-29 11:34:03,231 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:34:07,594 WARN L193 SmtUtils]: Spent 4.36 s on a formula simplification. DAG size of input: 398 DAG size of output: 48