/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_spec4_product58.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:46:46,000 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:46:46,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:46:46,068 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:46:46,069 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:46:46,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:46:46,079 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:46:46,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:46:46,088 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:46:46,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:46:46,096 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:46:46,097 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:46:46,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:46:46,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:46:46,104 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:46:46,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:46:46,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:46:46,111 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:46:46,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:46:46,128 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:46:46,131 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:46:46,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:46:46,134 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:46:46,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:46:46,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:46:46,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:46:46,165 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:46:46,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:46:46,170 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:46:46,172 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:46:46,172 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:46:46,173 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:46:46,175 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:46:46,176 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:46:46,177 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:46:46,177 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:46:46,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:46:46,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:46:46,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:46:46,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:46:46,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:46:46,188 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 11:46:46,243 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:46:46,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:46:46,249 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:46:46,250 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:46:46,250 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:46:46,250 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:46:46,250 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:46:46,251 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:46:46,251 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:46:46,251 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:46:46,252 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:46:46,253 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:46:46,253 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:46:46,253 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:46:46,253 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:46:46,254 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:46:46,254 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:46:46,254 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:46:46,254 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:46:46,254 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:46:46,255 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:46:46,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:46:46,255 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:46:46,255 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:46:46,255 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:46:46,256 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:46:46,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:46:46,256 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:46:46,256 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:46:46,256 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:46:46,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:46:46,786 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:46:46,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:46:46,791 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:46:46,792 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:46:46,793 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product58.cil.c [2020-10-29 11:46:46,876 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b5a27bb7e/9de47f820b474c2b8be4e353945c3aad/FLAGabe2f16c0 [2020-10-29 11:46:47,623 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:46:47,623 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product58.cil.c [2020-10-29 11:46:47,648 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b5a27bb7e/9de47f820b474c2b8be4e353945c3aad/FLAGabe2f16c0 [2020-10-29 11:46:47,909 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b5a27bb7e/9de47f820b474c2b8be4e353945c3aad [2020-10-29 11:46:47,912 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:46:47,919 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:46:47,921 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:46:47,921 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:46:47,925 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:46:47,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:46:47" (1/1) ... [2020-10-29 11:46:47,929 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ae1c076 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:47, skipping insertion in model container [2020-10-29 11:46:47,929 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:46:47" (1/1) ... [2020-10-29 11:46:47,938 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:46:47,986 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:46:48,343 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:46:48,359 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:46:48,448 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:46:48,491 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:46:48,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:48 WrapperNode [2020-10-29 11:46:48,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:46:48,493 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:46:48,493 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:46:48,493 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:46:48,509 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:48" (1/1) ... [2020-10-29 11:46:48,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:48" (1/1) ... [2020-10-29 11:46:48,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:48" (1/1) ... [2020-10-29 11:46:48,528 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:48" (1/1) ... [2020-10-29 11:46:48,562 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:48" (1/1) ... [2020-10-29 11:46:48,573 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:48" (1/1) ... [2020-10-29 11:46:48,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:48" (1/1) ... [2020-10-29 11:46:48,615 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:46:48,617 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:46:48,617 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:46:48,617 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:46:48,619 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:48" (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 11:46:48,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:46:48,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:46:48,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:46:48,708 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:46:48,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:46:48,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:46:48,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:46:48,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:46:48,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:46:48,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:46:48,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:46:48,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:46:48,711 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:46:48,711 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:46:48,711 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:46:48,712 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:46:48,712 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:46:48,712 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:46:48,712 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-29 11:46:48,713 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-29 11:46:48,713 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:46:48,713 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:46:48,713 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:46:48,713 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:46:48,713 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:46:48,714 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:46:48,714 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:46:48,714 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:46:48,714 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:46:48,714 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:46:48,714 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:46:48,715 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-29 11:46:48,715 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:46:48,715 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-29 11:46:48,716 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:46:48,716 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:46:48,716 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:46:48,716 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:46:48,716 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:46:48,716 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-29 11:46:48,717 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-29 11:46:48,717 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-29 11:46:48,717 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:46:48,717 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:46:48,717 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:46:48,717 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:46:48,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:46:48,718 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:46:48,718 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:46:48,718 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:46:48,718 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:46:48,718 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:46:48,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:46:48,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:46:48,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:46:48,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:46:48,720 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:46:48,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:46:48,720 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:46:48,720 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:46:48,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:46:48,721 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:46:48,721 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:46:48,721 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:46:48,722 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:46:48,722 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:46:48,722 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:46:48,722 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:46:48,722 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:46:48,723 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:46:48,723 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:46:48,724 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:46:48,725 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:46:48,725 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-29 11:46:48,725 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-29 11:46:48,726 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:46:48,726 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:46:48,726 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:46:48,726 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:46:48,726 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:46:48,726 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:46:48,726 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:46:48,727 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:46:48,727 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:46:48,727 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:46:48,727 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:46:48,727 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:46:48,728 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:46:48,728 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:46:48,728 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-29 11:46:48,729 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:46:48,729 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:46:48,729 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-29 11:46:48,729 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-29 11:46:48,729 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-29 11:46:48,729 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-29 11:46:48,729 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:46:48,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:46:48,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:46:48,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:46:50,176 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:46:50,176 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:46:50,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:46:50 BoogieIcfgContainer [2020-10-29 11:46:50,179 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:46:50,181 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:46:50,181 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:46:50,184 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:46:50,184 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:46:47" (1/3) ... [2020-10-29 11:46:50,185 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e64845b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:46:50, skipping insertion in model container [2020-10-29 11:46:50,186 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:48" (2/3) ... [2020-10-29 11:46:50,186 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e64845b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:46:50, skipping insertion in model container [2020-10-29 11:46:50,186 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:46:50" (3/3) ... [2020-10-29 11:46:50,188 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product58.cil.c [2020-10-29 11:46:50,199 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:46:50,205 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:46:50,221 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:46:50,250 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:46:50,251 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:46:50,251 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:46:50,251 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:46:50,251 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:46:50,251 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:46:50,252 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:46:50,252 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:46:50,275 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states. [2020-10-29 11:46:50,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:46:50,285 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:46:50,286 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:46:50,286 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 11:46:50,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:46:50,293 INFO L82 PathProgramCache]: Analyzing trace with hash -720817422, now seen corresponding path program 1 times [2020-10-29 11:46:50,303 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:46:50,304 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [42561628] [2020-10-29 11:46:50,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:46:50,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:50,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:50,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:51,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:53,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:53,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:55,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:55,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:46:55,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:46:55,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5037 [2020-10-29 11:46:55,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:55,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:55,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:46:55,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:55,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:46:55,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 11:46:56,246 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:46:56,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:46:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:56,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:56,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:56,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:56,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:56,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 123 [2020-10-29 11:46:56,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:56,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:56,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:56,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:56,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:46:56,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:56,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:46:56,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:56,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:56,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:56,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:56,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:56,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:56,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:56,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:56,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:56,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:56,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:56,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:56,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:46:56,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:56,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:56,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:56,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:56,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:56,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:46:56,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:56,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:56,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:56,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:56,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:56,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:56,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:46:56,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:56,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:56,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:56,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:56,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:56,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:46:56,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:56,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:56,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:56,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:56,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:46:56,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:56,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:46:56,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:56,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:56,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:56,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:56,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:56,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:46:56,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:56,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:56,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:56,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:56,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:56,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:56,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:46:56,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:56,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:56,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:56,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:56,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:56,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:56,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:56,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:56,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:56,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:56,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:56,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:56,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:46:56,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:56,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:56,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:56,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:56,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:56,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:46:56,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:56,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:56,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:56,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:56,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:56,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:56,541 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 11:46:56,541 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [42561628] [2020-10-29 11:46:56,544 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:46:56,544 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:46:56,545 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760214678] [2020-10-29 11:46:56,552 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:46:56,553 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:46:56,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:46:56,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:46:56,572 INFO L87 Difference]: Start difference. First operand 194 states. Second operand 4 states. [2020-10-29 11:46:57,220 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:46:58,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:46:58,881 INFO L93 Difference]: Finished difference Result 343 states and 438 transitions. [2020-10-29 11:46:58,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:46:58,883 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:46:58,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:46:58,897 INFO L225 Difference]: With dead ends: 343 [2020-10-29 11:46:58,898 INFO L226 Difference]: Without dead ends: 183 [2020-10-29 11:46:58,903 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:46:58,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2020-10-29 11:46:59,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 148. [2020-10-29 11:46:59,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2020-10-29 11:46:59,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 170 transitions. [2020-10-29 11:46:59,036 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 170 transitions. Word has length 47 [2020-10-29 11:46:59,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:46:59,037 INFO L481 AbstractCegarLoop]: Abstraction has 148 states and 170 transitions. [2020-10-29 11:46:59,037 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:46:59,037 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 170 transitions. [2020-10-29 11:46:59,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-10-29 11:46:59,042 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:46:59,042 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] [2020-10-29 11:46:59,042 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:46:59,042 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 11:46:59,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:46:59,043 INFO L82 PathProgramCache]: Analyzing trace with hash 1041219209, now seen corresponding path program 1 times [2020-10-29 11:46:59,044 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:46:59,044 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1800391140] [2020-10-29 11:46:59,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:46:59,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:59,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:59,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:59,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:00,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:03,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:04,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:04,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-29 11:47:04,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:47:04,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-29 11:47:04,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:04,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:04,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 11:47:04,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:04,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-29 11:47:04,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:04,539 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:47:04,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:47:04,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:04,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:04,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:04,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:04,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:04,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 123 [2020-10-29 11:47:04,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:04,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:04,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:04,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:04,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:47:04,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:04,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:47:04,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:04,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:04,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:04,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:04,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:04,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:47:04,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:04,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:04,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:04,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:04,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:04,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:04,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:47:04,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:04,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:04,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:04,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:04,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:04,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:47:04,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:04,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:04,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:04,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:04,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:04,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:04,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:47:04,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:04,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:04,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:04,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:04,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:04,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:47:04,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:04,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:04,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:04,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:04,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:04,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:04,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:47:04,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:04,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:04,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:04,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:04,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:04,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:04,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:04,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:04,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:04,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:04,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:04,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:04,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 11:47:04,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:04,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:04,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:04,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:04,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-29 11:47:04,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:04,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 11:47:04,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:04,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:04,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:04,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:04,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-29 11:47:04,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:04,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:04,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:04,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:04,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:04,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:47:04,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:04,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:04,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:04,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:04,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:04,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:04,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:04,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:47:04,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:04,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:04,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:04,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:04,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:04,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:04,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:04,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:04,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:04,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:04,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:04,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:04,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:47:04,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-29 11:47:04,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:04,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:04,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:04,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:04,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:04,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:47:04,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:04,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:04,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:04,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:04,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:04,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:04,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-29 11:47:04,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:04,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:04,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:04,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:04,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:04,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:04,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:04,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:04,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:04,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:04,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:04,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:04,860 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 11:47:04,861 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1800391140] [2020-10-29 11:47:04,861 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:47:04,861 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:47:04,863 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170715224] [2020-10-29 11:47:04,865 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:47:04,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:47:04,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:47:04,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:47:04,867 INFO L87 Difference]: Start difference. First operand 148 states and 170 transitions. Second operand 8 states. [2020-10-29 11:47:05,450 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:07,321 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:07,876 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:08,346 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:08,792 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:10,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:47:10,768 INFO L93 Difference]: Finished difference Result 469 states and 619 transitions. [2020-10-29 11:47:10,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 11:47:10,774 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 66 [2020-10-29 11:47:10,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:47:10,780 INFO L225 Difference]: With dead ends: 469 [2020-10-29 11:47:10,781 INFO L226 Difference]: Without dead ends: 345 [2020-10-29 11:47:10,783 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-10-29 11:47:10,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2020-10-29 11:47:10,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 273. [2020-10-29 11:47:10,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 273 states. [2020-10-29 11:47:10,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 324 transitions. [2020-10-29 11:47:10,890 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 324 transitions. Word has length 66 [2020-10-29 11:47:10,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:47:10,891 INFO L481 AbstractCegarLoop]: Abstraction has 273 states and 324 transitions. [2020-10-29 11:47:10,891 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:47:10,891 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 324 transitions. [2020-10-29 11:47:10,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-10-29 11:47:10,896 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:47:10,896 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] [2020-10-29 11:47:10,896 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:47:10,896 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 11:47:10,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:47:10,897 INFO L82 PathProgramCache]: Analyzing trace with hash 1005037187, now seen corresponding path program 1 times [2020-10-29 11:47:10,897 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:47:10,897 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1689757518] [2020-10-29 11:47:10,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:47:10,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:10,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:11,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:11,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:11,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:15,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:15,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-10-29 11:47:15,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:47:15,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-29 11:47:15,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:15,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:15,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-29 11:47:15,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:15,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-29 11:47:15,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:16,358 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:47:16,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:47:16,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:16,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:16,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:16,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:16,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:16,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-29 11:47:16,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:16,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:16,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:16,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:16,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:47:16,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:16,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:47:16,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:16,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:16,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:16,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:16,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:16,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:47:16,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:16,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:16,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:16,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:16,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:16,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:16,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:47:16,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:16,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:16,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:16,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:16,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:16,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:16,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:16,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:16,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:16,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:16,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:16,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:16,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:47:16,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:16,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:16,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:16,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:16,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:16,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:16,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:16,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:16,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:16,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:16,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:16,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:16,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:47:16,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:16,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:16,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:16,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:16,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:16,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:47:16,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:16,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:16,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:16,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:16,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:16,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:16,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:47:16,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:16,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:16,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:16,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:16,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:16,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:16,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:16,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:16,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:16,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:16,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:16,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:16,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:47:16,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:16,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:16,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:16,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:16,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-29 11:47:16,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:16,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-29 11:47:16,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:16,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:16,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:47:16,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:47:16,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 11:47:16,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:16,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:16,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:16,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:16,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:16,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:47:16,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:16,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:47:16,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:16,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:16,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:47:16,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:47:16,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:47:16,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:16,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:16,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:16,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:16,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:16,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:16,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:16,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:16,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:16,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:16,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:16,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:16,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:16,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:16,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 11:47:16,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:16,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:16,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:16,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:16,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:16,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:47:16,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:16,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:16,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:16,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:16,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:16,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:16,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-29 11:47:16,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:16,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:16,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:16,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:16,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:16,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:16,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:16,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:16,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:16,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:16,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:16,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:16,766 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 11:47:16,767 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1689757518] [2020-10-29 11:47:16,767 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:47:16,768 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:47:16,768 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895261747] [2020-10-29 11:47:16,768 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:47:16,769 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:47:16,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:47:16,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:47:16,770 INFO L87 Difference]: Start difference. First operand 273 states and 324 transitions. Second operand 8 states. [2020-10-29 11:47:17,293 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:19,081 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:47:21,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:47:21,670 INFO L93 Difference]: Finished difference Result 746 states and 1017 transitions. [2020-10-29 11:47:21,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-29 11:47:21,671 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 70 [2020-10-29 11:47:21,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:47:21,677 INFO L225 Difference]: With dead ends: 746 [2020-10-29 11:47:21,677 INFO L226 Difference]: Without dead ends: 497 [2020-10-29 11:47:21,680 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2020-10-29 11:47:21,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2020-10-29 11:47:21,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 399. [2020-10-29 11:47:21,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 399 states. [2020-10-29 11:47:21,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 488 transitions. [2020-10-29 11:47:21,807 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 488 transitions. Word has length 70 [2020-10-29 11:47:21,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:47:21,808 INFO L481 AbstractCegarLoop]: Abstraction has 399 states and 488 transitions. [2020-10-29 11:47:21,808 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:47:21,808 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 488 transitions. [2020-10-29 11:47:21,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-29 11:47:21,811 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:47:21,812 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] [2020-10-29 11:47:21,812 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:47:21,812 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 11:47:21,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:47:21,813 INFO L82 PathProgramCache]: Analyzing trace with hash -5193403, now seen corresponding path program 1 times [2020-10-29 11:47:21,813 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:47:21,813 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [217330299] [2020-10-29 11:47:21,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:47:21,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:21,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:22,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:22,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:22,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:23,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:26,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:26,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-29 11:47:26,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:47:26,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-29 11:47:26,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:26,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:26,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-29 11:47:26,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:26,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 114 [2020-10-29 11:47:26,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:27,312 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:47:27,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:47:27,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:27,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:27,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:27,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:27,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:27,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-29 11:47:27,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:27,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:27,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:27,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:27,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:47:27,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:27,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:47:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:27,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:27,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:27,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:27,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:27,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:27,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:27,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:27,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:27,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:27,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:27,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:27,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:47:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:27,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:27,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:27,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:27,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:27,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:27,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:27,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:27,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:27,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:27,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:27,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:27,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:47:27,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:27,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:27,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:27,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:27,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:27,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:27,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:27,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:27,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:27,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:27,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:27,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:27,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:47:27,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:27,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:27,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:27,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:27,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:27,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:27,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:27,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:27,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:27,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:27,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:27,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:27,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:47:27,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:27,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:27,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:27,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:27,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:27,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:47:27,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:27,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:27,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:27,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:27,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:27,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:27,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:47:27,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:27,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:27,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:27,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:27,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:27,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-29 11:47:27,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:47:27,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-29 11:47:27,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:27,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:27,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:47:27,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:47:27,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-29 11:47:27,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:27,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:27,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:27,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:27,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:27,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 11:47:27,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:27,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 11:47:27,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:27,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:27,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:27,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:47:27,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-29 11:47:27,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:27,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:27,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:27,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:27,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:27,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:47:27,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:27,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:47:27,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:27,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:27,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:27,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:27,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 11:47:27,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:27,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:27,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:27,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:27,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:27,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:47:27,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:27,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:27,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:27,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:27,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:27,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:27,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:27,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:27,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:47:27,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:27,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:27,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:27,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:27,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:27,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:27,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:27,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:27,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:27,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:27,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:27,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:27,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-29 11:47:27,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:27,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:27,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:27,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:27,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:27,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:27,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:27,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:27,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:27,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:27,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:27,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:27,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 11:47:27,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:27,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:27,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:27,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:27,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:27,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:47:27,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:27,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:27,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:27,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:27,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:27,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:27,686 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 11:47:27,686 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [217330299] [2020-10-29 11:47:27,686 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:47:27,687 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 11:47:27,687 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831135346] [2020-10-29 11:47:27,687 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:47:27,688 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:47:27,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:47:27,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:47:27,689 INFO L87 Difference]: Start difference. First operand 399 states and 488 transitions. Second operand 9 states. [2020-10-29 11:47:28,199 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:30,191 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 206 [2020-10-29 11:47:30,605 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:31,006 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:47:31,558 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:47:32,055 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:47:34,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:47:34,171 INFO L93 Difference]: Finished difference Result 479 states and 617 transitions. [2020-10-29 11:47:34,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-29 11:47:34,174 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 84 [2020-10-29 11:47:34,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:47:34,179 INFO L225 Difference]: With dead ends: 479 [2020-10-29 11:47:34,179 INFO L226 Difference]: Without dead ends: 475 [2020-10-29 11:47:34,180 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=112, Invalid=308, Unknown=0, NotChecked=0, Total=420 [2020-10-29 11:47:34,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states. [2020-10-29 11:47:34,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 399. [2020-10-29 11:47:34,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 399 states. [2020-10-29 11:47:34,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 487 transitions. [2020-10-29 11:47:34,316 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 487 transitions. Word has length 84 [2020-10-29 11:47:34,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:47:34,317 INFO L481 AbstractCegarLoop]: Abstraction has 399 states and 487 transitions. [2020-10-29 11:47:34,317 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:47:34,317 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 487 transitions. [2020-10-29 11:47:34,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-10-29 11:47:34,320 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:47:34,320 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:47:34,320 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 11:47:34,320 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 11:47:34,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:47:34,321 INFO L82 PathProgramCache]: Analyzing trace with hash 465277388, now seen corresponding path program 1 times [2020-10-29 11:47:34,321 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:47:34,321 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [625839348] [2020-10-29 11:47:34,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:47:34,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:34,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:34,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:34,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:39,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:39,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-29 11:47:39,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:47:39,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 11:47:39,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:39,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:39,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-29 11:47:39,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:39,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 128 [2020-10-29 11:47:39,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:39,824 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:47:39,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:47:39,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:39,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:39,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:39,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:39,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:39,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-29 11:47:39,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:39,902 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:39,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:39,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:39,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:47:39,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:39,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:47:39,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:39,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:39,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:39,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:39,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:39,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:39,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:39,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:39,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:39,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:39,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:39,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:39,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:47:39,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:39,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:39,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:39,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:39,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:39,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:39,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:39,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:39,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:39,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:39,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:39,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:39,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:47:39,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:39,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:39,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:39,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:39,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:39,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:39,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:39,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:39,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:39,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:39,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:39,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:39,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:47:39,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:39,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:39,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:39,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:39,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:39,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:39,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:39,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:39,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:39,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:39,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:39,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:39,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:47:39,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:39,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:39,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:39,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:39,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:39,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:47:39,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:39,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:39,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:47:39,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:47:39,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:47:39,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:40,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:47:40,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:40,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:40,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:40,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:40,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:40,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:47:40,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:47:40,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-29 11:47:40,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:40,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:40,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:40,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 11:47:40,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 11:47:40,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:40,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:40,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:40,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:40,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:40,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:40,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:47:40,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:40,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-29 11:47:40,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:40,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:40,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:40,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:40,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 11:47:40,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:40,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:40,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:40,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:40,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:40,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:47:40,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:40,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:47:40,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:40,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:40,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:40,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:40,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:47:40,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:40,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:40,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:40,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:40,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:40,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:47:40,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:40,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:40,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:40,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:40,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:40,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:40,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 11:47:40,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:40,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:47:40,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:40,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:40,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:40,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:47:40,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:40,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:47:40,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:40,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:40,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:40,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:40,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-29 11:47:40,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:40,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:40,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:40,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:40,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:40,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:47:40,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:40,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:40,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:40,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:40,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:40,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:40,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:40,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:40,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:40,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:40,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:40,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:40,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:40,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:40,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:40,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:40,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:40,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:40,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:40,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:40,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:40,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:47:40,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:40,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:40,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:40,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:40,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:40,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:40,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:40,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:40,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:40,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:40,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:40,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:40,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-29 11:47:40,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:40,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:40,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:40,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:40,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:40,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:40,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:40,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:40,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:40,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:40,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:40,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:40,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 11:47:40,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:40,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:40,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:40,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:40,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:40,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:47:40,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:40,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:40,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:40,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:40,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:40,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:40,358 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 11:47:40,359 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [625839348] [2020-10-29 11:47:40,359 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:47:40,359 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-29 11:47:40,360 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325252250] [2020-10-29 11:47:40,360 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 11:47:40,360 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:47:40,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 11:47:40,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2020-10-29 11:47:40,361 INFO L87 Difference]: Start difference. First operand 399 states and 487 transitions. Second operand 12 states. [2020-10-29 11:47:40,898 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:41,822 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:43,935 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 206 [2020-10-29 11:47:44,409 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:44,850 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:45,685 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:47,673 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 206 [2020-10-29 11:47:50,975 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 205 [2020-10-29 11:47:52,017 WARN L193 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-10-29 11:47:53,077 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:47:55,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:47:55,579 INFO L93 Difference]: Finished difference Result 1553 states and 2093 transitions. [2020-10-29 11:47:55,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-10-29 11:47:55,580 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 100 [2020-10-29 11:47:55,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:47:55,593 INFO L225 Difference]: With dead ends: 1553 [2020-10-29 11:47:55,593 INFO L226 Difference]: Without dead ends: 1317 [2020-10-29 11:47:55,596 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 334 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=284, Invalid=1122, Unknown=0, NotChecked=0, Total=1406 [2020-10-29 11:47:55,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1317 states. [2020-10-29 11:47:55,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1317 to 1187. [2020-10-29 11:47:55,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1187 states. [2020-10-29 11:47:55,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 1187 states and 1468 transitions. [2020-10-29 11:47:55,919 INFO L78 Accepts]: Start accepts. Automaton has 1187 states and 1468 transitions. Word has length 100 [2020-10-29 11:47:55,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:47:55,920 INFO L481 AbstractCegarLoop]: Abstraction has 1187 states and 1468 transitions. [2020-10-29 11:47:55,920 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 11:47:55,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1468 transitions. [2020-10-29 11:47:55,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-29 11:47:55,923 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:47:55,924 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:47:55,924 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 11:47:55,925 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 11:47:55,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:47:55,925 INFO L82 PathProgramCache]: Analyzing trace with hash -1852010820, now seen corresponding path program 1 times [2020-10-29 11:47:55,926 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:47:55,926 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [693123734] [2020-10-29 11:47:55,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:47:55,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:55,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:56,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:56,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:56,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:56,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:00,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:00,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-29 11:48:00,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:48:00,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-29 11:48:00,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:00,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:00,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-29 11:48:00,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:48:00,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 155 [2020-10-29 11:48:00,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:01,392 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:48:01,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:48:01,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:01,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:01,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:01,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:01,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:01,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-29 11:48:01,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:01,479 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:01,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:01,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:01,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:48:01,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:01,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:48:01,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:01,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:01,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:01,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:01,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:01,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:01,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:01,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:01,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:01,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:01,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:48:01,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:01,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:48:01,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:01,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:01,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:01,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:01,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:01,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:01,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:01,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:01,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:01,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:01,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:48:01,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:01,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:48:01,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:01,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:01,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:01,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:01,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:01,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:01,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:01,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:01,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:01,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:01,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:48:01,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:01,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:48:01,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:01,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:01,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:01,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:01,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:01,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:01,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:01,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:01,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:01,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:01,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:48:01,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:01,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:48:01,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:01,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:01,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:01,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:01,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-29 11:48:01,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:48:01,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 130 [2020-10-29 11:48:01,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:01,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:01,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:48:01,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:48:01,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-29 11:48:01,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:01,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:01,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:01,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:01,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:01,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:01,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:48:01,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:48:01,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-29 11:48:01,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:01,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:01,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:01,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:01,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-29 11:48:01,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:01,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:01,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:01,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:01,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:01,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:01,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:48:01,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:48:01,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-29 11:48:01,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:01,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:01,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:01,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 11:48:01,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:48:01,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:01,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:01,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:01,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:01,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:01,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:48:01,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:01,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 11:48:01,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:01,933 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:01,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:48:01,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:01,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:48:01,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:01,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:01,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:01,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:01,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:01,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:48:01,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:01,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:01,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:01,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:01,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:01,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:01,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:01,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:01,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:48:01,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:01,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:01,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:01,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:48:01,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:01,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:48:01,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:01,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:01,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:01,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-29 11:48:01,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:01,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:02,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:02,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:48:02,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:02,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:02,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:02,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:02,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:02,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:02,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:02,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:02,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:02,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:02,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:02,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:02,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:48:02,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:02,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:02,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,024 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:02,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:02,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:02,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:02,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:48:02,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:48:02,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:48:02,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:02,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:02,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:48:02,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:02,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:02,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:02,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:02,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:02,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:02,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:02,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:02,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-29 11:48:02,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:02,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:48:02,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:02,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:48:02,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:48:02,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:02,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-29 11:48:02,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 11:48:02,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:48:02,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-29 11:48:02,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:02,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 11:48:02,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 11:48:02,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:02,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 11:48:02,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 11:48:02,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:02,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:02,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 11:48:02,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:02,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:02,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:02,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:48:02,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:48:02,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:02,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:48:02,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:02,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 11:48:02,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:48:02,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:48:02,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:02,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:02,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:48:02,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:02,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:02,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:02,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:02,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:02,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:02,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:02,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:02,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-29 11:48:02,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:02,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:02,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:02,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:48:02,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:02,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:02,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-29 11:48:02,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:02,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:02,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:02,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:02,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:02,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:02,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:02,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:02,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:02,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:48:02,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:02,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:02,560 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-29 11:48:02,561 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [693123734] [2020-10-29 11:48:02,562 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:48:02,562 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-29 11:48:02,563 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139300083] [2020-10-29 11:48:02,564 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-29 11:48:02,564 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:48:02,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-29 11:48:02,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=256, Unknown=0, NotChecked=0, Total=306 [2020-10-29 11:48:02,566 INFO L87 Difference]: Start difference. First operand 1187 states and 1468 transitions. Second operand 18 states. [2020-10-29 11:48:03,150 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:48:04,113 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:48:04,770 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:48:05,153 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:48:05,594 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:48:05,998 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:48:06,534 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:48:06,961 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:48:07,405 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:48:07,831 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:48:09,282 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:48:10,132 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 207 [2020-10-29 11:48:10,914 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 207 [2020-10-29 11:48:11,635 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 207 [2020-10-29 11:48:12,160 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:48:12,612 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:48:13,011 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:48:14,837 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:15,236 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:48:15,709 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:16,108 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:16,608 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:48:17,042 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:48:17,472 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:48:17,895 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:48:21,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:48:21,357 INFO L93 Difference]: Finished difference Result 4062 states and 5589 transitions. [2020-10-29 11:48:21,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2020-10-29 11:48:21,358 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 140 [2020-10-29 11:48:21,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:48:21,379 INFO L225 Difference]: With dead ends: 4062 [2020-10-29 11:48:21,380 INFO L226 Difference]: Without dead ends: 2899 [2020-10-29 11:48:21,389 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 727 ImplicationChecksByTransitivity, 11.3s TimeCoverageRelationStatistics Valid=576, Invalid=2394, Unknown=0, NotChecked=0, Total=2970 [2020-10-29 11:48:21,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2899 states. [2020-10-29 11:48:21,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2899 to 2391. [2020-10-29 11:48:21,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2391 states. [2020-10-29 11:48:22,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2391 states to 2391 states and 3001 transitions. [2020-10-29 11:48:22,014 INFO L78 Accepts]: Start accepts. Automaton has 2391 states and 3001 transitions. Word has length 140 [2020-10-29 11:48:22,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:48:22,014 INFO L481 AbstractCegarLoop]: Abstraction has 2391 states and 3001 transitions. [2020-10-29 11:48:22,014 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-29 11:48:22,014 INFO L276 IsEmpty]: Start isEmpty. Operand 2391 states and 3001 transitions. [2020-10-29 11:48:22,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-29 11:48:22,018 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:48:22,018 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:48:22,018 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 11:48:22,019 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 11:48:22,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:48:22,019 INFO L82 PathProgramCache]: Analyzing trace with hash 314413060, now seen corresponding path program 1 times [2020-10-29 11:48:22,020 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:48:22,020 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [986959259] [2020-10-29 11:48:22,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:48:22,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:22,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:22,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:22,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 214 [2020-10-29 11:48:22,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:22,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 348 [2020-10-29 11:48:22,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:22,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:22,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:48:22,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-29 11:48:22,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:48:22,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:22,792 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:48:22,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:48:22,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:22,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:22,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:22,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:22,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:22,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-29 11:48:22,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:22,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:22,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:22,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:22,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:22,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:22,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:48:22,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:22,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:22,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:22,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:22,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:22,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:22,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:22,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:22,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:22,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:22,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:22,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:22,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:48:22,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:22,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:22,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:22,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:22,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:22,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:22,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:22,847 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:22,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:22,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:22,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:22,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:22,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:48:22,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:22,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:22,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:22,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:22,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:22,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:22,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:22,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:22,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:22,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:22,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:22,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:22,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:48:22,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:22,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:22,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:22,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:22,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:22,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:22,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:22,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:22,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:22,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:22,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:22,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:22,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 11:48:22,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:22,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:22,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:22,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-29 11:48:22,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:22,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-29 11:48:22,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:22,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:22,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:48:22,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-29 11:48:22,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:48:22,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:22,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:22,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:22,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:22,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:22,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:48:22,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:22,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-29 11:48:22,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:22,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:22,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:48:22,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 11:48:22,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:48:22,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:22,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:22,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:22,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:23,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:23,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:48:23,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:23,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 11:48:23,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:23,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:23,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:48:23,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 11:48:23,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:48:23,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:23,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:23,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:23,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:23,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:23,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:48:23,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:23,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:48:23,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:23,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:23,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:48:23,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 11:48:23,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:48:23,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:23,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:23,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:23,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:23,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:23,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:48:23,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:23,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:23,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:23,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:23,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:48:23,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:23,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:48:23,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:23,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:48:23,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:23,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:23,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:23,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:48:23,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:23,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:48:23,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:23,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:23,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:23,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-29 11:48:23,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:23,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:23,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:23,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:23,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:23,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:23,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:48:23,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:23,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:23,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:23,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:23,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:23,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:23,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:23,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:23,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:23,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:23,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:23,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:23,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:23,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:23,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:23,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:23,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:23,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:23,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:23,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:23,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:23,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:48:23,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:23,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:23,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:23,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:23,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:23,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:23,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:23,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:23,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:23,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:23,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:23,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:23,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:48:23,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:23,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:23,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:23,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:48:23,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:23,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:23,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:23,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:23,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:23,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 11:48:23,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:23,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:23,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:23,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:23,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:23,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:23,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:23,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:23,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:23,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:23,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:23,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:23,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:23,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:23,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:23,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-29 11:48:23,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:23,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:23,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:23,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:23,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:23,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:23,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:23,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:23,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:23,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:48:23,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:23,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:23,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-29 11:48:23,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:23,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:23,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:23,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 11:48:23,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:23,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:48:23,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:23,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:23,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:23,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-29 11:48:23,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:23,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:23,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:23,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:23,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:23,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:23,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 11:48:23,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:23,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:23,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:23,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:23,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:23,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:23,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:23,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:23,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:23,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:23,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:23,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:23,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:23,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:23,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:23,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:23,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:23,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:23,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:23,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:23,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:23,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 11:48:23,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:23,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:23,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:23,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:48:23,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:23,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:23,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:23,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:23,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:23,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:23,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:23,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:23,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:23,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:23,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:23,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:23,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:23,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:23,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:23,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:23,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:23,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:23,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:23,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:23,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:23,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-29 11:48:23,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:23,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:23,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:23,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:23,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:23,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:23,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:23,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:23,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:23,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:48:23,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:23,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:23,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-29 11:48:23,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:23,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:23,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:23,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:23,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:23,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:23,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:23,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:23,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:23,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:48:23,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:23,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:23,218 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-29 11:48:23,218 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [986959259] [2020-10-29 11:48:23,218 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:48:23,219 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-29 11:48:23,219 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507625780] [2020-10-29 11:48:23,219 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:48:23,223 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:48:23,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:48:23,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:48:23,225 INFO L87 Difference]: Start difference. First operand 2391 states and 3001 transitions. Second operand 9 states. [2020-10-29 11:48:24,502 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:48:24,901 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:48:25,275 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:48:27,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:48:27,205 INFO L93 Difference]: Finished difference Result 3828 states and 4993 transitions. [2020-10-29 11:48:27,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 11:48:27,206 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 150 [2020-10-29 11:48:27,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:48:27,218 INFO L225 Difference]: With dead ends: 3828 [2020-10-29 11:48:27,218 INFO L226 Difference]: Without dead ends: 1325 [2020-10-29 11:48:27,231 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-29 11:48:27,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1325 states. [2020-10-29 11:48:27,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1325 to 1281. [2020-10-29 11:48:27,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1281 states. [2020-10-29 11:48:27,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 1281 states and 1587 transitions. [2020-10-29 11:48:27,536 INFO L78 Accepts]: Start accepts. Automaton has 1281 states and 1587 transitions. Word has length 150 [2020-10-29 11:48:27,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:48:27,536 INFO L481 AbstractCegarLoop]: Abstraction has 1281 states and 1587 transitions. [2020-10-29 11:48:27,536 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:48:27,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1587 transitions. [2020-10-29 11:48:27,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-29 11:48:27,539 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:48:27,540 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, 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 11:48:27,540 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 11:48:27,540 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 11:48:27,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:48:27,541 INFO L82 PathProgramCache]: Analyzing trace with hash -1350712523, now seen corresponding path program 1 times [2020-10-29 11:48:27,541 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:48:27,541 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1168852260] [2020-10-29 11:48:27,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:48:27,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:27,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:27,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:27,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:28,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:28,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:30,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 217 [2020-10-29 11:48:32,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 11:48:32,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 11:48:32,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 23 [2020-10-29 11:48:32,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:48:32,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 197 [2020-10-29 11:48:32,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:33,076 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:48:33,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:48:33,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:33,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:33,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:33,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:33,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-29 11:48:33,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:33,185 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:33,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:33,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:33,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:48:33,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:33,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:48:33,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:33,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:33,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:33,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:33,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:33,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:33,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:33,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:33,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:33,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:48:33,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:33,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:48:33,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:33,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:33,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:33,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:33,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:33,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:33,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:33,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:33,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:33,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:48:33,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:33,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:48:33,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:33,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:33,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:33,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:33,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:33,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:33,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:33,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:33,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:33,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:48:33,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:33,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:48:33,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:33,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:33,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:33,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:33,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:33,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:33,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:33,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:33,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:33,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:48:33,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:33,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:48:33,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:33,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:33,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:33,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:33,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:48:33,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:33,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:33,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:33,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:48:33,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:48:33,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:33,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:48:33,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:33,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:33,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-29 11:48:33,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:48:33,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-29 11:48:33,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:33,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:33,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:48:33,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:48:33,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-29 11:48:33,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:33,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:33,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:33,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:33,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:48:33,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:33,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 11:48:33,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:33,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:33,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:33,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:33,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-29 11:48:33,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:33,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:33,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:33,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:33,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:48:33,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:33,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:48:33,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:33,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:33,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:33,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:33,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:33,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:33,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:33,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:33,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:33,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:48:33,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:33,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:48:33,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:33,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:33,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:33,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:33,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:33,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:33,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:33,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:33,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:33,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:48:33,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:33,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:33,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:33,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:33,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:33,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:33,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:33,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:33,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:48:33,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:33,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:33,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:48:33,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:33,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:48:33,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:33,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:33,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:33,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:33,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:33,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:33,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:33,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:33,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:33,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:48:33,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:33,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:33,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:33,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:33,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:33,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:33,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:33,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:33,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:33,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:33,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:33,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:33,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:33,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:33,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:33,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:33,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:33,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:33,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:33,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:33,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:48:33,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:33,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:33,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:33,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:33,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:33,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:33,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:33,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:33,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:33,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:33,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:48:33,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:48:33,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:33,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:33,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:48:33,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:33,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:48:33,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:33,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:33,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:33,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:33,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:48:33,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:33,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:33,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:33,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:33,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:33,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:33,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:33,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:33,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:33,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:33,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:33,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:33,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:33,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-29 11:48:33,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:33,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:33,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:33,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:33,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:48:33,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:33,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:33,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:33,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:48:33,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:48:33,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:33,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-29 11:48:33,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:33,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:33,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 11:48:33,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:48:33,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 11:48:33,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:33,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:33,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:33,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:33,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-29 11:48:33,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:33,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:33,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:33,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:33,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 11:48:33,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:33,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:33,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:33,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:33,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:33,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:33,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:33,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:33,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:33,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:33,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:33,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:33,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:33,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:33,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:33,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:33,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:33,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:33,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:33,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:33,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 11:48:33,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:33,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:33,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:48:33,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:33,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:33,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:33,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:33,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:33,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:33,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:33,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:33,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:33,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:33,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:33,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:33,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:33,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:33,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:33,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:33,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:33,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:33,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:33,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:33,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-29 11:48:33,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:33,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:33,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:33,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:33,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:48:33,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:33,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:33,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:48:33,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:33,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:48:33,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:33,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-29 11:48:33,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:33,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:33,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:33,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:33,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:33,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:33,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:33,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:33,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:33,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:48:33,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:33,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:33,725 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-29 11:48:33,726 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1168852260] [2020-10-29 11:48:33,726 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:48:33,726 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-29 11:48:33,726 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844282751] [2020-10-29 11:48:33,727 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-29 11:48:33,727 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:48:33,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-29 11:48:33,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=167, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:48:33,728 INFO L87 Difference]: Start difference. First operand 1281 states and 1587 transitions. Second operand 15 states. [2020-10-29 11:48:34,259 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:48:35,084 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:48:36,359 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:36,836 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:37,256 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:37,653 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:38,116 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:48:38,555 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:48:39,490 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:48:40,298 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:40,751 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:41,156 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:41,961 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:48:45,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:48:45,335 INFO L93 Difference]: Finished difference Result 3643 states and 5372 transitions. [2020-10-29 11:48:45,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-10-29 11:48:45,335 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 149 [2020-10-29 11:48:45,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:48:45,354 INFO L225 Difference]: With dead ends: 3643 [2020-10-29 11:48:45,355 INFO L226 Difference]: Without dead ends: 2445 [2020-10-29 11:48:45,365 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 487 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=459, Invalid=1433, Unknown=0, NotChecked=0, Total=1892 [2020-10-29 11:48:45,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2445 states. [2020-10-29 11:48:45,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2445 to 1166. [2020-10-29 11:48:45,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1166 states. [2020-10-29 11:48:45,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 1166 states and 1414 transitions. [2020-10-29 11:48:45,757 INFO L78 Accepts]: Start accepts. Automaton has 1166 states and 1414 transitions. Word has length 149 [2020-10-29 11:48:45,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:48:45,758 INFO L481 AbstractCegarLoop]: Abstraction has 1166 states and 1414 transitions. [2020-10-29 11:48:45,758 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-29 11:48:45,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1414 transitions. [2020-10-29 11:48:45,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2020-10-29 11:48:45,763 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:48:45,763 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-29 11:48:45,764 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-29 11:48:45,764 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 11:48:45,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:48:45,764 INFO L82 PathProgramCache]: Analyzing trace with hash 1431780987, now seen corresponding path program 1 times [2020-10-29 11:48:45,765 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:48:45,765 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1377508529] [2020-10-29 11:48:45,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:48:45,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:45,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:45,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:45,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:46,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:46,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:46,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:50,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:50,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 346 [2020-10-29 11:48:50,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 11:48:50,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-29 11:48:50,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:50,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:50,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-29 11:48:50,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-29 11:48:50,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 251 [2020-10-29 11:48:50,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,216 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:48:51,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:48:51,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:51,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-29 11:48:51,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:51,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:51,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:48:51,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:51,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:51,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:51,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:51,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:48:51,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:51,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:51,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:51,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:51,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:48:51,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:51,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:51,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:51,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:51,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:48:51,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:51,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:51,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:51,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:51,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:48:51,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:51,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:51,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:51,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:48:51,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:48:51,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-29 11:48:51,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:48:51,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-29 11:48:51,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:48:51,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:48:51,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-29 11:48:51,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:51,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-29 11:48:51,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:48:51,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 11:48:51,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:51,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-29 11:48:51,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:51,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 11:48:51,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:48:51,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 11:48:51,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:48:51,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 11:48:51,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:48:51,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:51,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:48:51,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:48:51,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:48:51,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 11:48:51,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:48:51,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:51,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:48:51,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:48:51,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:48:51,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:48:51,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:48:51,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:51,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:51,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:51,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-29 11:48:51,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:51,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-29 11:48:51,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:48:51,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:51,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:51,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:48:51,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:51,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:51,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:51,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:51,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:51,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-29 11:48:51,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-29 11:48:51,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-29 11:48:51,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:48:51,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:48:51,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-29 11:48:51,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:51,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:48:51,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 11:48:51,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:51,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-29 11:48:51,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:51,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:48:51,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:48:51,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:51,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:51,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:51,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:48:51,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:51,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:51,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:51,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:48:51,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:51,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:51,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:51,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:48:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:48:51,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:51,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:51,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:51,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:51,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:48:51,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:51,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:51,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:51,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:51,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:51,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:51,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:51,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:51,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:51,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:48:51,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:51,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:51,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:51,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:51,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:51,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:48:51,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:48:51,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:48:51,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:51,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:48:51,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:51,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:51,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:51,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:51,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:51,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-29 11:48:51,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-29 11:48:51,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:48:51,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-29 11:48:51,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:48:51,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:48:51,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-29 11:48:51,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:51,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:51,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:48:51,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:51,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:48:51,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:48:51,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:48:51,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 11:48:51,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:48:51,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 11:48:51,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:51,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-29 11:48:51,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:51,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 11:48:51,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:51,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:51,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:51,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:51,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:51,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:51,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:51,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:51,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 11:48:51,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:48:51,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:51,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:51,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:51,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:51,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:51,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:51,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:51,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:51,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:48:51,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:48:51,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:48:51,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:51,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:48:51,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:51,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:51,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:51,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:51,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:51,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:51,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2020-10-29 11:48:51,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:51,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:51,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:48:51,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:51,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:48:51,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:48:51,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:51,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-29 11:48:51,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:51,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:51,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:51,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 11:48:51,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:48:51,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-29 11:48:51,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:51,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:51,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:51,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 11:48:51,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 11:48:51,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:52,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:52,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:52,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:52,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:52,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 11:48:52,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:52,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 11:48:52,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:52,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:52,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:52,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:52,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 11:48:52,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:52,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:52,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:52,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:52,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:52,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:52,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:52,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:48:52,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:52,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:52,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:48:52,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:52,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:48:52,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:52,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 11:48:52,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:52,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:52,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:52,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:48:52,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:52,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:52,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:52,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:52,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:52,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:52,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:48:52,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:52,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:52,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:52,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:52,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:52,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:52,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:52,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:52,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:52,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:52,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:52,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:52,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:52,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:52,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-29 11:48:52,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:52,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:52,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:52,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:52,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:52,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:52,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:52,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:52,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:52,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:48:52,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:52,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:52,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2020-10-29 11:48:52,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:52,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:52,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:52,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:52,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:52,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:52,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:52,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:52,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:52,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:48:52,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:52,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:52,355 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 49 proven. 25 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2020-10-29 11:48:52,355 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1377508529] [2020-10-29 11:48:52,355 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:48:52,356 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-29 11:48:52,356 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817038454] [2020-10-29 11:48:52,356 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-29 11:48:52,357 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:48:52,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-29 11:48:52,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2020-10-29 11:48:52,358 INFO L87 Difference]: Start difference. First operand 1166 states and 1414 transitions. Second operand 19 states. [2020-10-29 11:48:53,259 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:48:54,140 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:48:54,947 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:48:55,371 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:48:55,781 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:48:56,269 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:48:57,935 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:48:58,412 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:48:58,831 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:48:59,251 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:49:00,599 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:49:01,377 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 208 [2020-10-29 11:49:02,154 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 208 [2020-10-29 11:49:02,883 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 208 [2020-10-29 11:49:07,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:49:07,512 INFO L93 Difference]: Finished difference Result 3351 states and 4309 transitions. [2020-10-29 11:49:07,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-10-29 11:49:07,513 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 244 [2020-10-29 11:49:07,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:49:07,526 INFO L225 Difference]: With dead ends: 3351 [2020-10-29 11:49:07,526 INFO L226 Difference]: Without dead ends: 2229 [2020-10-29 11:49:07,534 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 100 SyntacticMatches, 1 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 653 ImplicationChecksByTransitivity, 7.4s TimeCoverageRelationStatistics Valid=544, Invalid=2212, Unknown=0, NotChecked=0, Total=2756 [2020-10-29 11:49:07,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2229 states. [2020-10-29 11:49:08,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2229 to 1578. [2020-10-29 11:49:08,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1578 states. [2020-10-29 11:49:08,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1578 states and 1842 transitions. [2020-10-29 11:49:08,055 INFO L78 Accepts]: Start accepts. Automaton has 1578 states and 1842 transitions. Word has length 244 [2020-10-29 11:49:08,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:49:08,055 INFO L481 AbstractCegarLoop]: Abstraction has 1578 states and 1842 transitions. [2020-10-29 11:49:08,056 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-29 11:49:08,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 1842 transitions. [2020-10-29 11:49:08,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2020-10-29 11:49:08,060 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:49:08,060 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-29 11:49:08,061 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-29 11:49:08,061 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 11:49:08,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:49:08,062 INFO L82 PathProgramCache]: Analyzing trace with hash 1030931895, now seen corresponding path program 1 times [2020-10-29 11:49:08,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:49:08,062 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [725665342] [2020-10-29 11:49:08,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:49:08,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:08,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:08,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:08,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:08,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:11,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:11,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 346 [2020-10-29 11:49:11,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:49:11,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3537 [2020-10-29 11:49:11,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:11,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:11,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:11,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-29 11:49:11,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-10-29 11:49:11,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:11,986 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:49:11,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:49:11,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:11,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:12,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 11:49:12,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:49:12,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:49:12,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:49:12,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:49:12,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:49:12,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:49:12,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:49:12,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:12,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:49:12,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:49:12,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:49:12,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:49:12,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:49:12,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:12,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:12,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:12,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:49:12,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:49:12,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-29 11:49:12,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:49:12,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 11:49:12,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:12,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-29 11:49:12,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:49:12,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-29 11:49:12,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:49:12,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 11:49:12,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:49:12,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-29 11:49:12,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:49:12,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:49:12,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 11:49:12,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:49:12,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:49:12,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 11:49:12,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:49:12,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:49:12,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:49:12,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:49:12,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:49:12,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:49:12,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:49:12,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:49:12,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:12,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:49:12,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:49:12,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:49:12,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-29 11:49:12,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-29 11:49:12,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:49:12,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:12,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:49:12,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:12,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:49:12,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-29 11:49:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-29 11:49:12,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:49:12,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-29 11:49:12,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:49:12,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:49:12,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:49:12,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:49:12,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:49:12,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:49:12,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:49:12,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:49:12,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:12,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:49:12,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:49:12,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:49:12,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:49:12,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:49:12,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:49:12,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:49:12,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:49:12,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:12,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:49:12,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:12,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:49:12,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:49:12,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:12,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:49:12,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 11:49:12,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:49:12,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:49:12,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:12,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:49:12,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:12,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:49:12,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-29 11:49:12,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-29 11:49:12,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:49:12,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 11:49:12,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:49:12,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-29 11:49:12,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:49:12,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:49:12,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:12,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:49:12,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:49:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 11:49:12,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 11:49:12,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:49:12,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-29 11:49:12,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:49:12,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:49:12,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 11:49:12,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:49:12,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:49:12,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:49:12,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:49:12,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:12,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:12,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 11:49:12,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:49:12,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:12,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 11:49:12,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:49:12,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:49:12,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:12,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:49:12,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:49:12,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:12,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 11:49:12,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:49:12,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:12,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:49:12,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2020-10-29 11:49:12,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:12,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:49:12,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:49:12,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-29 11:49:12,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 11:49:12,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:49:12,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-29 11:49:12,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:49:12,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 11:49:12,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:12,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:49:12,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:12,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:49:12,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 11:49:12,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:49:12,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:49:12,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:49:12,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:49:12,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:49:12,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:12,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-29 11:49:12,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:12,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:49:12,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,539 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:49:12,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2020-10-29 11:49:12,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:12,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:12,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:12,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:12,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:12,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:49:12,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:12,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:12,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:12,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:49:12,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:12,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:12,583 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 32 proven. 23 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2020-10-29 11:49:12,584 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [725665342] [2020-10-29 11:49:12,584 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:49:12,584 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-29 11:49:12,584 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523533950] [2020-10-29 11:49:12,585 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-29 11:49:12,585 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:49:12,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-29 11:49:12,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:49:12,586 INFO L87 Difference]: Start difference. First operand 1578 states and 1842 transitions. Second operand 15 states. [2020-10-29 11:49:13,319 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:49:14,306 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:49:14,687 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:49:15,104 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:49:15,477 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:49:16,764 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:49:17,147 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:49:17,539 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:49:17,938 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:49:18,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:49:18,776 INFO L93 Difference]: Finished difference Result 2967 states and 3487 transitions. [2020-10-29 11:49:18,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-29 11:49:18,777 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 244 [2020-10-29 11:49:18,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:49:18,785 INFO L225 Difference]: With dead ends: 2967 [2020-10-29 11:49:18,785 INFO L226 Difference]: Without dead ends: 1472 [2020-10-29 11:49:18,790 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=122, Invalid=634, Unknown=0, NotChecked=0, Total=756 [2020-10-29 11:49:18,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1472 states. [2020-10-29 11:49:19,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1472 to 1439. [2020-10-29 11:49:19,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1439 states. [2020-10-29 11:49:19,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1439 states and 1637 transitions. [2020-10-29 11:49:19,165 INFO L78 Accepts]: Start accepts. Automaton has 1439 states and 1637 transitions. Word has length 244 [2020-10-29 11:49:19,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:49:19,165 INFO L481 AbstractCegarLoop]: Abstraction has 1439 states and 1637 transitions. [2020-10-29 11:49:19,165 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-29 11:49:19,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 1637 transitions. [2020-10-29 11:49:19,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-10-29 11:49:19,170 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:49:19,170 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:49:19,171 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-29 11:49:19,171 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 11:49:19,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:49:19,171 INFO L82 PathProgramCache]: Analyzing trace with hash 601054609, now seen corresponding path program 1 times [2020-10-29 11:49:19,171 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:49:19,172 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1479336385] [2020-10-29 11:49:19,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:49:19,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:19,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:19,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:19,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:19,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:24,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:24,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 292 [2020-10-29 11:49:24,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:49:24,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-29 11:49:24,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:24,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:24,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-29 11:49:24,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:49:24,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 169 [2020-10-29 11:49:24,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:24,665 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:49:24,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:49:24,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:24,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:24,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:24,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:24,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:24,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-29 11:49:24,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:24,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:24,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:24,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:24,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:49:24,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:24,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:49:24,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:24,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:24,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:24,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:49:24,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:24,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:24,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:24,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:24,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:24,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:24,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:49:24,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:24,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:49:24,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:24,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:24,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:24,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:49:24,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:24,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:49:24,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:24,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:24,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:24,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:24,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:49:24,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:24,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:49:24,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:24,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:24,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:24,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:24,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:24,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:24,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:24,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:24,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:24,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:24,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:49:24,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:24,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:49:24,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:24,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:24,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:24,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:49:24,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:24,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:49:24,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:24,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:24,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:24,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:24,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:49:24,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:24,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:49:24,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:24,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:24,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:24,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:24,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:24,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:49:24,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:24,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:24,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:49:24,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:49:24,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:49:24,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:24,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:49:24,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:24,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:24,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:24,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:24,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-29 11:49:24,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:49:24,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 11:49:24,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:24,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:24,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:49:24,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:49:24,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-29 11:49:24,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:24,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:49:24,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:24,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:24,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:24,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:49:24,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:24,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 11:49:24,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:24,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:24,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:24,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:24,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-29 11:49:24,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:24,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:49:24,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:24,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:24,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:24,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:49:24,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:24,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:49:24,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:24,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:24,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:24,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:24,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:24,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:24,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:49:24,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:24,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:24,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:24,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:49:24,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:24,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:49:24,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:24,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:24,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:24,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:24,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:24,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:24,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:49:24,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:24,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:24,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:24,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:49:24,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:24,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:24,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:24,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:24,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:24,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:24,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:24,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:49:24,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:49:24,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:24,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:24,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:24,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:49:24,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:24,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:49:24,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:24,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:24,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:24,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:24,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:24,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:49:24,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:49:24,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:24,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:24,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:24,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:49:24,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:24,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:24,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:24,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:24,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:24,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:24,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:24,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:49:24,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:49:24,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:24,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:24,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:24,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:24,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:24,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:24,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:24,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:24,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:24,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:24,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:24,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:49:24,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:49:24,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:24,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:24,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:24,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:24,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:24,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:24,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:24,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:24,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:24,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:24,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:24,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:49:24,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:49:24,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:24,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:24,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:24,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:49:24,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:24,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:49:24,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:24,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:24,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:24,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:24,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:49:24,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:24,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:49:24,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:24,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:24,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:24,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:24,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:24,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:24,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:24,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:24,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:24,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:24,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:24,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:24,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-29 11:49:24,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:24,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:25,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:25,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:25,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-29 11:49:25,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:49:25,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 113 [2020-10-29 11:49:25,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:25,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:25,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 11:49:25,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:49:25,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-29 11:49:25,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:25,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:49:25,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:25,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:25,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:25,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:25,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:25,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:49:25,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:25,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:25,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:49:25,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:49:25,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:49:25,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:25,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:49:25,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:25,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:25,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:25,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 11:49:25,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:25,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 11:49:25,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:25,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:25,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:49:25,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:25,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-29 11:49:25,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:25,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:49:25,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:25,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:25,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:25,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 11:49:25,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:25,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 11:49:25,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:25,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:25,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:49:25,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:25,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 11:49:25,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:49:25,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:49:25,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:25,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:25,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:25,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:25,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:25,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:49:25,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:25,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:25,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:49:25,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:25,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:49:25,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:25,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 11:49:25,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:25,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:25,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:25,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:49:25,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:25,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:25,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:25,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:25,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:25,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:25,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:49:25,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:25,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:49:25,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:25,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:25,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:25,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:49:25,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:25,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:49:25,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:25,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:25,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:25,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:25,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:25,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:25,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:49:25,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:25,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:25,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:25,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:49:25,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:25,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:49:25,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:25,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:25,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:25,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:25,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:49:25,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:25,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:49:25,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:25,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:25,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:25,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:25,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:25,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:49:25,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:25,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:25,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:25,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:25,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:25,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:25,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-29 11:49:25,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:25,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:25,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:25,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:25,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:25,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:25,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:25,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:25,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:25,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:49:25,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:25,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:25,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-29 11:49:25,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:25,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:25,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:25,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 11:49:25,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:25,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:49:25,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:25,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:25,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:25,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-29 11:49:25,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:25,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:25,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:49:25,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:25,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:25,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:25,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 11:49:25,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:25,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:49:25,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:25,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:25,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:25,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:25,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:25,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:25,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:49:25,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:25,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:25,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:25,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:25,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:25,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:25,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:25,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:25,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:25,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:25,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:25,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:25,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 11:49:25,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:25,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:25,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:25,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:49:25,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:25,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:25,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:25,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:25,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:25,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:25,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:25,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:25,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:49:25,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:25,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:25,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:25,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:49:25,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:25,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:49:25,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:25,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:25,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:25,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:25,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:25,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:25,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-29 11:49:25,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:25,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:25,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:25,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:25,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:25,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:49:25,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:25,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:25,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:25,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:49:25,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:25,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:25,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-10-29 11:49:25,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:25,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:25,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:25,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:25,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:25,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:49:25,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:25,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:25,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:25,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:49:25,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:25,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:25,471 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 43 proven. 19 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-10-29 11:49:25,471 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1479336385] [2020-10-29 11:49:25,471 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:49:25,472 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-29 11:49:25,472 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142270676] [2020-10-29 11:49:25,472 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-29 11:49:25,473 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:49:25,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-29 11:49:25,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2020-10-29 11:49:25,473 INFO L87 Difference]: Start difference. First operand 1439 states and 1637 transitions. Second operand 18 states. [2020-10-29 11:49:26,441 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 204 [2020-10-29 11:49:27,441 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:49:29,752 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:49:30,607 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-29 11:49:31,425 WARN L193 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 207 [2020-10-29 11:49:32,235 WARN L193 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 207 [2020-10-29 11:49:33,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:49:33,069 INFO L93 Difference]: Finished difference Result 1721 states and 1973 transitions. [2020-10-29 11:49:33,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-29 11:49:33,070 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 208 [2020-10-29 11:49:33,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:49:33,071 INFO L225 Difference]: With dead ends: 1721 [2020-10-29 11:49:33,071 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:49:33,078 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 71 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 230 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=253, Invalid=937, Unknown=0, NotChecked=0, Total=1190 [2020-10-29 11:49:33,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:49:33,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:49:33,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:49:33,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:49:33,079 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 208 [2020-10-29 11:49:33,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:49:33,079 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:49:33,079 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-29 11:49:33,079 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:49:33,079 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:49:33,079 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-29 11:49:33,082 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:49:33,425 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 246 [2020-10-29 11:49:33,782 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 212 [2020-10-29 11:49:34,157 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 213 [2020-10-29 11:49:34,584 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 226 [2020-10-29 11:49:35,006 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 229 [2020-10-29 11:49:35,295 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 230 [2020-10-29 11:49:35,420 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 212 [2020-10-29 11:49:35,605 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 232 [2020-10-29 11:49:35,828 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 231 [2020-10-29 11:49:36,024 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 233 [2020-10-29 11:49:36,269 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 241 [2020-10-29 11:49:36,484 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 229 [2020-10-29 11:49:36,738 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 241 [2020-10-29 11:49:36,864 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 230 [2020-10-29 11:49:36,982 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 230 [2020-10-29 11:49:37,125 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 233 [2020-10-29 11:49:37,267 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 231 [2020-10-29 11:49:37,479 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 241 [2020-10-29 11:49:37,637 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 229 [2020-10-29 11:49:37,793 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 230 [2020-10-29 11:49:38,005 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 230 [2020-10-29 11:49:38,167 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 249 [2020-10-29 11:49:38,352 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 230 [2020-10-29 11:49:38,545 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 233 [2020-10-29 11:49:38,668 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 231 [2020-10-29 11:49:38,778 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 230 [2020-10-29 11:49:38,943 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 249 [2020-10-29 11:49:39,066 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 230 [2020-10-29 11:49:39,194 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 231 [2020-10-29 11:49:39,487 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 229 [2020-10-29 11:49:39,690 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 230 [2020-10-29 11:49:39,817 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 232 [2020-10-29 11:49:40,033 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 230 [2020-10-29 11:49:40,144 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 230 [2020-10-29 11:49:40,266 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 230 [2020-10-29 11:49:40,411 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 230 [2020-10-29 11:49:41,277 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 290 [2020-10-29 11:49:41,825 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 226 [2020-10-29 11:49:41,944 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 229 [2020-10-29 11:49:42,068 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 230 [2020-10-29 11:49:42,399 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 231 [2020-10-29 11:49:42,508 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 233 [2020-10-29 11:49:42,661 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 241 [2020-10-29 11:49:42,785 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 229 [2020-10-29 11:49:42,931 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 241 [2020-10-29 11:49:43,038 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 230 [2020-10-29 11:49:43,145 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 230 [2020-10-29 11:49:43,269 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 233 [2020-10-29 11:49:43,392 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 231 [2020-10-29 11:49:43,602 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 241 [2020-10-29 11:49:43,724 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 229 [2020-10-29 11:49:43,856 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 230 [2020-10-29 11:49:44,088 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 230 [2020-10-29 11:49:44,263 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 249 [2020-10-29 11:49:44,449 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 230 [2020-10-29 11:49:44,619 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 233 [2020-10-29 11:49:44,740 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 231 [2020-10-29 11:49:44,851 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 230 [2020-10-29 11:49:45,028 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 249 [2020-10-29 11:49:45,152 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 230 [2020-10-29 11:49:45,278 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 231 [2020-10-29 11:49:45,501 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 229 [2020-10-29 11:49:45,608 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 232 [2020-10-29 11:49:45,720 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 230 [2020-10-29 11:49:45,826 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 232 [2020-10-29 11:49:46,042 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 230 [2020-10-29 11:49:46,151 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 230 [2020-10-29 11:49:46,275 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 230 [2020-10-29 11:49:46,400 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 230 [2020-10-29 11:49:46,750 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 227 [2020-10-29 11:49:48,778 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 290 [2020-10-29 11:49:54,982 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 286 [2020-10-29 11:49:55,531 WARN L193 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 299 [2020-10-29 11:49:58,246 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 290 [2020-10-29 11:49:59,786 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 189 DAG size of output: 23 [2020-10-29 11:50:00,553 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 17 [2020-10-29 11:50:00,907 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 1 [2020-10-29 11:50:01,652 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 22 [2020-10-29 11:50:02,058 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 22 [2020-10-29 11:50:02,498 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 27 [2020-10-29 11:50:02,807 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 1 [2020-10-29 11:50:02,974 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-29 11:50:03,907 WARN L193 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 18 [2020-10-29 11:50:04,645 WARN L193 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 22 [2020-10-29 11:50:05,413 WARN L193 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 17 [2020-10-29 11:50:06,121 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 22 [2020-10-29 11:50:06,259 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 20 [2020-10-29 11:50:06,422 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 19 [2020-10-29 11:50:07,615 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 191 DAG size of output: 20 [2020-10-29 11:50:08,021 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 23 [2020-10-29 11:50:08,297 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 1 [2020-10-29 11:50:08,636 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:50:09,963 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 233 DAG size of output: 25 [2020-10-29 11:50:10,218 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 1 [2020-10-29 11:50:10,622 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 27