/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product44.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:30:53,111 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:30:53,114 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:30:53,151 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:30:53,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:30:53,153 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:30:53,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:30:53,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:30:53,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:30:53,160 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:30:53,161 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:30:53,163 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:30:53,163 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:30:53,165 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:30:53,166 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:30:53,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:30:53,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:30:53,169 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:30:53,172 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:30:53,174 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:30:53,176 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:30:53,177 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:30:53,179 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:30:53,180 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:30:53,183 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:30:53,183 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:30:53,184 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:30:53,185 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:30:53,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:30:53,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:30:53,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:30:53,188 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:30:53,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:30:53,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:30:53,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:30:53,207 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:30:53,208 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:30:53,209 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:30:53,209 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:30:53,210 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:30:53,211 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:30:53,212 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 11:30:53,240 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:30:53,241 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:30:53,247 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:30:53,247 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:30:53,248 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:30:53,248 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:30:53,248 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:30:53,248 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:30:53,249 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:30:53,249 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:30:53,250 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:30:53,250 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:30:53,250 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:30:53,251 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:30:53,251 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:30:53,251 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:30:53,251 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:30:53,251 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:30:53,251 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:30:53,252 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:30:53,252 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:30:53,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:30:53,252 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:30:53,253 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:30:53,253 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:30:53,253 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:30:53,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:30:53,254 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:30:53,254 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:30:53,254 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:30:53,657 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:30:53,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:30:53,701 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:30:53,702 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:30:53,703 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:30:53,704 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product44.cil.c [2020-10-29 11:30:53,774 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e38e16f33/05de1d200e78493d8aa849fdd4ad4642/FLAGcee9f3dc3 [2020-10-29 11:30:54,518 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:30:54,519 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product44.cil.c [2020-10-29 11:30:54,532 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e38e16f33/05de1d200e78493d8aa849fdd4ad4642/FLAGcee9f3dc3 [2020-10-29 11:30:54,774 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e38e16f33/05de1d200e78493d8aa849fdd4ad4642 [2020-10-29 11:30:54,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:30:54,785 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:30:54,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:30:54,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:30:54,790 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:30:54,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:30:54" (1/1) ... [2020-10-29 11:30:54,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785f92ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:30:54, skipping insertion in model container [2020-10-29 11:30:54,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:30:54" (1/1) ... [2020-10-29 11:30:54,805 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:30:54,880 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:30:55,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:30:55,194 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:30:55,362 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:30:55,400 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:30:55,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:30:55 WrapperNode [2020-10-29 11:30:55,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:30:55,402 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:30:55,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:30:55,403 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:30:55,416 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:30:55" (1/1) ... [2020-10-29 11:30:55,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:30:55" (1/1) ... [2020-10-29 11:30:55,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:30:55" (1/1) ... [2020-10-29 11:30:55,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:30:55" (1/1) ... [2020-10-29 11:30:55,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:30:55" (1/1) ... [2020-10-29 11:30:55,507 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:30:55" (1/1) ... [2020-10-29 11:30:55,516 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:30:55" (1/1) ... [2020-10-29 11:30:55,522 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:30:55,524 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:30:55,524 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:30:55,524 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:30:55,525 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:30:55" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:30:55,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:30:55,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:30:55,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:30:55,602 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:30:55,603 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:30:55,603 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:30:55,603 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:30:55,603 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:30:55,603 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:30:55,603 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-10-29 11:30:55,604 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:30:55,604 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:30:55,604 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:30:55,604 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:30:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:30:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-29 11:30:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-29 11:30:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-29 11:30:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:30:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:30:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:30:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:30:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:30:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:30:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:30:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:30:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:30:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-29 11:30:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-29 11:30:55,608 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:30:55,608 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:30:55,608 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:30:55,608 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:30:55,608 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:30:55,609 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:30:55,609 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-29 11:30:55,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:30:55,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:30:55,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:30:55,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:30:55,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:30:55,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:30:55,610 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:30:55,610 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:30:55,611 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:30:55,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:30:55,611 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:30:55,611 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:30:55,611 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:30:55,611 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:30:55,612 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:30:55,612 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-29 11:30:55,612 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-29 11:30:55,613 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:30:55,632 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:30:55,633 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:30:55,633 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:30:55,633 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:30:55,644 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:30:55,644 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-29 11:30:55,644 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:30:55,645 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:30:55,645 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:30:55,645 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:30:55,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-29 11:30:55,645 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:30:55,646 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:30:55,646 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-29 11:30:55,649 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-10-29 11:30:55,649 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:30:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:30:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:30:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:30:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:30:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:30:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:30:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-29 11:30:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:30:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:30:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:30:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:30:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:30:55,656 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:30:55,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:30:55,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:30:55,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:30:55,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:30:55,657 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:30:55,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:30:55,657 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:30:55,657 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:30:55,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:30:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:30:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:30:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:30:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:30:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:30:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:30:57,087 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:30:57,088 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:30:57,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:30:57 BoogieIcfgContainer [2020-10-29 11:30:57,093 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:30:57,120 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:30:57,120 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:30:57,124 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:30:57,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:30:54" (1/3) ... [2020-10-29 11:30:57,125 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d73e11d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:30:57, skipping insertion in model container [2020-10-29 11:30:57,125 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:30:55" (2/3) ... [2020-10-29 11:30:57,126 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d73e11d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:30:57, skipping insertion in model container [2020-10-29 11:30:57,127 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:30:57" (3/3) ... [2020-10-29 11:30:57,128 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product44.cil.c [2020-10-29 11:30:57,141 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:30:57,147 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:30:57,161 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:30:57,202 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:30:57,202 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:30:57,202 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:30:57,203 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:30:57,204 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:30:57,204 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:30:57,204 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:30:57,204 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:30:57,236 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states. [2020-10-29 11:30:57,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-29 11:30:57,245 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:30:57,246 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:30:57,246 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:30:57,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:30:57,253 INFO L82 PathProgramCache]: Analyzing trace with hash 284546227, now seen corresponding path program 1 times [2020-10-29 11:30:57,261 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:30:57,262 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [896755407] [2020-10-29 11:30:57,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:30:57,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:57,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:57,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:58,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:59,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:00,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:02,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:02,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-29 11:31:02,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:31:02,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 11:31:02,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:02,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:02,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:31:02,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:31:02,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-29 11:31:02,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-29 11:31:03,074 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:31:03,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:31:03,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:03,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:03,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:03,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:03,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:03,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 151 [2020-10-29 11:31:03,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:03,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:03,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:03,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:03,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:31:03,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:31:03,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:31:03,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:03,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:03,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:03,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:03,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:03,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:31:03,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:03,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:03,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:03,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:03,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:31:03,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:31:03,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:31:03,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:03,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:03,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:03,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:03,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:03,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:31:03,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:03,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:03,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:03,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:03,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:31:03,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:31:03,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:31:03,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:03,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:03,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:03,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:03,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:03,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:31:03,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:03,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:03,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:03,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:03,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:03,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:31:03,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:31:03,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:03,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:03,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:03,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:03,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:03,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:31:03,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:03,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:03,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:03,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:03,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:31:03,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:31:03,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:31:03,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:03,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:03,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:03,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:03,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:03,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:31:03,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:03,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:03,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:03,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:03,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:03,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:31:03,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 11:31:03,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:03,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:03,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:03,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:03,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:03,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:31:03,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:03,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:03,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:03,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:31:03,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:03,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:31:03,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 11:31:03,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:03,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:03,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:03,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:03,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:03,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:03,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:03,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:03,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:03,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:31:03,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:03,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:31:03,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:31:03,425 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [896755407] [2020-10-29 11:31:03,428 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:31:03,428 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-29 11:31:03,429 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993661660] [2020-10-29 11:31:03,435 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 11:31:03,435 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:31:03,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 11:31:03,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:31:03,455 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 5 states. [2020-10-29 11:31:03,989 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:31:06,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:31:06,248 INFO L93 Difference]: Finished difference Result 440 states and 573 transitions. [2020-10-29 11:31:06,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-29 11:31:06,250 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-10-29 11:31:06,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:31:06,266 INFO L225 Difference]: With dead ends: 440 [2020-10-29 11:31:06,266 INFO L226 Difference]: Without dead ends: 291 [2020-10-29 11:31:06,271 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-29 11:31:06,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2020-10-29 11:31:06,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 227. [2020-10-29 11:31:06,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-10-29 11:31:06,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 270 transitions. [2020-10-29 11:31:06,420 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 270 transitions. Word has length 52 [2020-10-29 11:31:06,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:31:06,421 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 270 transitions. [2020-10-29 11:31:06,421 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 11:31:06,421 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 270 transitions. [2020-10-29 11:31:06,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-10-29 11:31:06,425 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:31:06,425 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:31:06,425 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:31:06,426 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 11:31:06,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:31:06,426 INFO L82 PathProgramCache]: Analyzing trace with hash 1385948782, now seen corresponding path program 1 times [2020-10-29 11:31:06,427 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:31:06,427 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1983414261] [2020-10-29 11:31:06,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:31:06,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:06,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:06,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:06,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:09,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:09,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:10,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:11,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:11,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-29 11:31:11,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 11:31:11,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-29 11:31:11,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:11,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:11,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 11:31:11,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:31:11,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-29 11:31:11,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:11,889 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:31:11,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:31:11,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:11,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:12,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:12,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:12,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:12,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-29 11:31:12,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:12,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:12,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:12,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:12,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:31:12,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:12,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:31:12,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:12,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:12,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:12,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:12,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:12,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:12,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:12,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:12,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:12,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:12,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:31:12,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:12,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:31:12,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:12,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:12,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:12,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:12,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:12,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:12,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:12,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:12,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:12,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:12,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:31:12,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:12,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:31:12,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:12,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:12,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:12,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:12,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:12,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:31:12,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:12,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:12,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:12,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:12,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:12,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:12,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:31:12,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:12,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:12,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:12,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:12,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:12,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:12,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:12,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:12,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:12,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:12,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:31:12,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:12,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:31:12,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:12,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:12,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:12,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:12,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:12,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:12,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:12,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:12,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:12,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:12,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:12,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:12,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:31:12,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:12,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:12,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:12,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:31:12,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:12,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:31:12,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:12,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:12,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:12,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:12,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:31:12,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:12,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:31:12,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:12,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:12,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:12,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:12,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:12,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:31:12,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:12,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:12,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:12,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:12,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:12,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:12,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-29 11:31:12,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:12,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:12,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:12,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:12,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:12,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:31:12,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:12,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:12,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:31:12,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:12,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:12,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:12,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-29 11:31:12,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:12,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:12,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:12,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:12,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:12,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:12,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:12,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:12,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:12,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:31:12,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:12,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:12,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:31:12,160 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1983414261] [2020-10-29 11:31:12,161 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:31:12,161 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 11:31:12,163 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958581565] [2020-10-29 11:31:12,165 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:31:12,165 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:31:12,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:31:12,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:31:12,166 INFO L87 Difference]: Start difference. First operand 227 states and 270 transitions. Second operand 9 states. [2020-10-29 11:31:12,888 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:31:14,889 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-29 11:31:15,397 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:31:15,819 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:31:16,322 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:31:18,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:31:18,326 INFO L93 Difference]: Finished difference Result 787 states and 1064 transitions. [2020-10-29 11:31:18,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-29 11:31:18,327 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 66 [2020-10-29 11:31:18,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:31:18,336 INFO L225 Difference]: With dead ends: 787 [2020-10-29 11:31:18,336 INFO L226 Difference]: Without dead ends: 555 [2020-10-29 11:31:18,341 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=113, Invalid=307, Unknown=0, NotChecked=0, Total=420 [2020-10-29 11:31:18,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states. [2020-10-29 11:31:18,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 390. [2020-10-29 11:31:18,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 390 states. [2020-10-29 11:31:18,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 465 transitions. [2020-10-29 11:31:18,486 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 465 transitions. Word has length 66 [2020-10-29 11:31:18,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:31:18,486 INFO L481 AbstractCegarLoop]: Abstraction has 390 states and 465 transitions. [2020-10-29 11:31:18,486 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:31:18,486 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 465 transitions. [2020-10-29 11:31:18,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-10-29 11:31:18,489 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:31:18,490 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:31:18,490 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:31:18,490 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:31:18,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:31:18,491 INFO L82 PathProgramCache]: Analyzing trace with hash 379899723, now seen corresponding path program 1 times [2020-10-29 11:31:18,491 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:31:18,491 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1781944755] [2020-10-29 11:31:18,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:31:18,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:18,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:18,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:18,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:19,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:22,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:22,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-29 11:31:22,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:31:22,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4220 [2020-10-29 11:31:22,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:22,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:22,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:31:22,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:31:22,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-10-29 11:31:22,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:23,220 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:31:23,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:31:23,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:23,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:23,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:23,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:23,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:23,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-29 11:31:23,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:23,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:23,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:23,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:23,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:31:23,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:23,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:31:23,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:23,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:23,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:23,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:23,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:23,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:23,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:23,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:23,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:23,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:23,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:31:23,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:23,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:31:23,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:23,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:23,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:23,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:23,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:23,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:23,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:23,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:23,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:23,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:23,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:31:23,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:23,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:31:23,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:23,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:23,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:23,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:23,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:23,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:23,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:23,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:23,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:23,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:23,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:23,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:23,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:31:23,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:23,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:23,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:23,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:23,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:23,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:23,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:23,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:23,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:23,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:23,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:31:23,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:23,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:31:23,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:23,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:23,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:23,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:23,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:23,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:23,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:23,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:23,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:23,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:23,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:23,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:23,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:31:23,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:23,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:23,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:23,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:23,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:23,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:31:23,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:23,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:23,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:23,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:23,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:23,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:23,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 11:31:23,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:23,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:23,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:23,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:23,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:31:23,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:31:23,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:31:23,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:23,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:23,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:31:23,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:31:23,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 11:31:23,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:23,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-29 11:31:23,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:23,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:23,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:23,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:23,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:23,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:23,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:23,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:23,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:23,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:23,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:23,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:23,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-29 11:31:23,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:23,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:23,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:23,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:23,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:23,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:31:23,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:23,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:23,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:31:23,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:23,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:23,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:23,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:31:23,500 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1781944755] [2020-10-29 11:31:23,500 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:31:23,500 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-29 11:31:23,501 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143083954] [2020-10-29 11:31:23,501 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 11:31:23,501 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:31:23,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 11:31:23,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-29 11:31:23,502 INFO L87 Difference]: Start difference. First operand 390 states and 465 transitions. Second operand 11 states. [2020-10-29 11:31:24,086 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:31:25,531 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:31:26,000 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:31:26,437 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 11:31:27,434 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:31:29,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:31:29,416 INFO L93 Difference]: Finished difference Result 1178 states and 1603 transitions. [2020-10-29 11:31:29,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-29 11:31:29,418 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 67 [2020-10-29 11:31:29,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:31:29,426 INFO L225 Difference]: With dead ends: 1178 [2020-10-29 11:31:29,426 INFO L226 Difference]: Without dead ends: 816 [2020-10-29 11:31:29,429 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 195 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=242, Invalid=628, Unknown=0, NotChecked=0, Total=870 [2020-10-29 11:31:29,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 816 states. [2020-10-29 11:31:29,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 816 to 616. [2020-10-29 11:31:29,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 616 states. [2020-10-29 11:31:29,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 616 states and 755 transitions. [2020-10-29 11:31:29,672 INFO L78 Accepts]: Start accepts. Automaton has 616 states and 755 transitions. Word has length 67 [2020-10-29 11:31:29,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:31:29,672 INFO L481 AbstractCegarLoop]: Abstraction has 616 states and 755 transitions. [2020-10-29 11:31:29,672 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 11:31:29,673 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 755 transitions. [2020-10-29 11:31:29,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-10-29 11:31:29,676 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:31:29,676 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:31:29,676 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:31:29,677 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:31:29,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:31:29,677 INFO L82 PathProgramCache]: Analyzing trace with hash 1832821117, now seen corresponding path program 1 times [2020-10-29 11:31:29,677 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:31:29,678 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1548853947] [2020-10-29 11:31:29,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:31:29,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:29,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:29,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:30,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:32,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:34,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:34,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-29 11:31:34,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:31:34,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-29 11:31:34,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:34,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:34,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:31:34,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-29 11:31:34,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-10-29 11:31:34,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:35,097 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:31:35,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:31:35,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:35,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:35,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:35,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:35,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:35,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 11:31:35,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:35,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:35,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:35,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:35,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:35,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:35,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:31:35,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:35,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:35,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:35,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:35,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:35,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:31:35,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:35,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:35,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:35,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:35,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:35,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:35,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:31:35,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:35,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:35,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:35,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:35,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:35,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:31:35,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:35,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:35,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:35,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:35,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:35,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:35,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:31:35,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:35,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:35,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:35,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:35,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:35,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:31:35,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:35,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:35,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:35,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:35,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:35,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:35,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:31:35,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:35,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:35,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:35,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:35,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:35,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:31:35,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:35,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:35,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:35,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:35,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:35,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:35,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:31:35,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:35,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:35,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:35,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:35,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:35,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:35,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:35,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:35,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:35,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:35,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:31:35,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:35,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:31:35,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:35,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:35,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:35,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:35,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:35,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:35,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:35,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:35,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:35,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:35,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:35,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:35,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 11:31:35,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:35,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:35,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:35,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:35,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:31:35,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:31:35,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-29 11:31:35,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:35,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:35,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:35,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:35,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-29 11:31:35,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:35,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:31:35,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:35,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:35,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:35,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:31:35,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:35,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:31:35,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:35,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:35,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:35,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:35,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:35,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:35,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:31:35,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:35,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:35,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:35,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:31:35,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:35,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:35,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:35,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:35,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:35,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:35,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:35,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:35,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:31:35,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:35,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:35,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:35,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:31:35,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:35,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:31:35,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:35,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:35,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:35,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:35,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:35,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:35,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:31:35,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:35,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:35,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:35,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:31:35,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:35,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:35,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:35,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:35,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:35,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:35,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:35,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:35,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:31:35,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:35,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:35,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:35,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:35,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:35,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:31:35,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:35,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:35,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:35,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:35,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:35,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:35,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:31:35,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:35,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:35,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:35,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:35,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:35,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:31:35,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:35,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:35,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:35,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:35,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:35,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:35,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-29 11:31:35,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:35,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:35,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:35,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:35,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:35,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:35,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:35,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:35,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:35,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:35,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:35,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:35,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-29 11:31:35,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:35,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:35,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:35,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:35,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:35,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:35,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:35,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:35,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:35,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:35,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:35,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:35,325 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-29 11:31:35,325 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1548853947] [2020-10-29 11:31:35,326 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:31:35,326 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-29 11:31:35,326 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076736445] [2020-10-29 11:31:35,328 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 11:31:35,328 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:31:35,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 11:31:35,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-29 11:31:35,329 INFO L87 Difference]: Start difference. First operand 616 states and 755 transitions. Second operand 7 states. [2020-10-29 11:31:35,872 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:31:39,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:31:39,435 INFO L93 Difference]: Finished difference Result 1544 states and 2185 transitions. [2020-10-29 11:31:39,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-29 11:31:39,440 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 100 [2020-10-29 11:31:39,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:31:39,454 INFO L225 Difference]: With dead ends: 1544 [2020-10-29 11:31:39,454 INFO L226 Difference]: Without dead ends: 1540 [2020-10-29 11:31:39,456 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=100, Invalid=206, Unknown=0, NotChecked=0, Total=306 [2020-10-29 11:31:39,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1540 states. [2020-10-29 11:31:39,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1540 to 1115. [2020-10-29 11:31:39,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1115 states. [2020-10-29 11:31:39,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 1115 states and 1396 transitions. [2020-10-29 11:31:39,791 INFO L78 Accepts]: Start accepts. Automaton has 1115 states and 1396 transitions. Word has length 100 [2020-10-29 11:31:39,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:31:39,793 INFO L481 AbstractCegarLoop]: Abstraction has 1115 states and 1396 transitions. [2020-10-29 11:31:39,793 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 11:31:39,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1396 transitions. [2020-10-29 11:31:39,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-29 11:31:39,808 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:31:39,808 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:31:39,808 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 11:31:39,809 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:31:39,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:31:39,809 INFO L82 PathProgramCache]: Analyzing trace with hash 2105748247, now seen corresponding path program 1 times [2020-10-29 11:31:39,810 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:31:39,810 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1445934050] [2020-10-29 11:31:39,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:31:39,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:39,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:39,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:39,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:40,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:40,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:40,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:43,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:44,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:44,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-10-29 11:31:44,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 11:31:44,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-29 11:31:44,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:44,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:44,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:44,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-29 11:31:44,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-29 11:31:44,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:45,347 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:31:45,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:31:45,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:45,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:45,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:45,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:45,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:45,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-29 11:31:45,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:45,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:45,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:45,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:45,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:45,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:31:45,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:31:45,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:45,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:45,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:45,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:45,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:45,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:45,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:45,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:45,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:45,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:45,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:45,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:31:45,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:31:45,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:45,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:45,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:45,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:45,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:45,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:31:45,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:45,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:45,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:45,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:45,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:45,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:31:45,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:31:45,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:45,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:45,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:45,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:45,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:45,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:45,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:45,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:45,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:45,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:45,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:45,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:31:45,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:31:45,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:45,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:45,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:45,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:31:45,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:45,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:31:45,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:45,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:45,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:45,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:45,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:45,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:31:45,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:31:45,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:45,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:45,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:45,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:45,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:45,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:31:45,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:45,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:45,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:45,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:45,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:45,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:45,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:31:45,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:45,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:45,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:45,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:45,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:45,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:45,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:45,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:45,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:45,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:45,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:45,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:31:45,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 11:31:45,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:45,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:45,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:45,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:31:45,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:45,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:45,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:45,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:45,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:45,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:45,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:45,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:31:45,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 11:31:45,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:45,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:45,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:45,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:46,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:46,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-29 11:31:46,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:31:46,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 585 [2020-10-29 11:31:46,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:46,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:46,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 11:31:46,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-29 11:31:46,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-29 11:31:46,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:46,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:31:46,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:46,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:46,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:46,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:46,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:31:46,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:31:46,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-29 11:31:46,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:46,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:46,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:31:46,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:46,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-29 11:31:46,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:46,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:31:46,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:46,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:46,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:46,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:31:46,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:46,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:46,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:46,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:46,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:46,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:46,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:46,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:46,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:31:46,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:46,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:46,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:46,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:31:46,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:46,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:46,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:46,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:46,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:46,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:46,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:46,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:46,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:31:46,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:46,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:46,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:46,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:31:46,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:46,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 11:31:46,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:46,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:46,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:31:46,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:46,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 11:31:46,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:46,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:31:46,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:46,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:46,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:46,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:31:46,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:46,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:31:46,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:46,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:46,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:31:46,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:46,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:31:46,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:46,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:31:46,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:46,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:46,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:46,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:46,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:46,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:46,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:46,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:46,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:31:46,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:46,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:31:46,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:46,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:31:46,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:46,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:46,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:46,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:46,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:46,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:46,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:46,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:46,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:46,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:46,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:46,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:46,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:31:46,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:46,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:46,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:46,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 11:31:46,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:46,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:31:46,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:46,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:46,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:31:46,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:31:46,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 11:31:46,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:46,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:31:46,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:46,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:46,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:46,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:46,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:46,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:31:46,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:46,504 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:46,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:31:46,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:46,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:31:46,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:46,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 11:31:46,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:46,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:46,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:46,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:46,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:46,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:46,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:46,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:46,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:46,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:46,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:46,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:46,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-29 11:31:46,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:46,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:46,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:46,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:46,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:46,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:31:46,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:46,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:46,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:31:46,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:31:46,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:31:46,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:46,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-29 11:31:46,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:46,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:46,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:46,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:46,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:46,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:46,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:46,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:46,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:46,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:31:46,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:46,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:46,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-29 11:31:46,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:31:46,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:31:46,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:31:46,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:31:46,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:31:46,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:31:46,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:31:46,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:31:46,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:31:46,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:31:46,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:31:46,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:31:46,616 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-29 11:31:46,617 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1445934050] [2020-10-29 11:31:46,617 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:31:46,617 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-29 11:31:46,617 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254579352] [2020-10-29 11:31:46,618 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-29 11:31:46,618 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:31:46,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-29 11:31:46,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=295, Unknown=0, NotChecked=0, Total=342 [2020-10-29 11:31:46,619 INFO L87 Difference]: Start difference. First operand 1115 states and 1396 transitions. Second operand 19 states. [2020-10-29 11:31:47,498 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:31:48,668 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:31:49,196 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:31:49,825 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:31:50,288 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:31:51,122 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-29 11:31:51,906 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-29 11:31:52,312 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:31:53,576 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:31:54,211 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:31:54,686 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:31:55,115 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 11:31:55,623 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:31:56,134 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 11:31:56,542 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:31:56,969 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 11:31:57,490 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 11:31:57,919 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 11:31:58,867 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 211 [2020-10-29 11:31:59,631 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 211 [2020-10-29 11:32:05,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:32:05,691 INFO L93 Difference]: Finished difference Result 3086 states and 4567 transitions. [2020-10-29 11:32:05,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2020-10-29 11:32:05,691 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 135 [2020-10-29 11:32:05,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:32:05,709 INFO L225 Difference]: With dead ends: 3086 [2020-10-29 11:32:05,709 INFO L226 Difference]: Without dead ends: 1949 [2020-10-29 11:32:05,719 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3458 ImplicationChecksByTransitivity, 11.2s TimeCoverageRelationStatistics Valid=1575, Invalid=7931, Unknown=0, NotChecked=0, Total=9506 [2020-10-29 11:32:05,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1949 states. [2020-10-29 11:32:06,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1949 to 1155. [2020-10-29 11:32:06,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1155 states. [2020-10-29 11:32:06,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 1155 states and 1372 transitions. [2020-10-29 11:32:06,018 INFO L78 Accepts]: Start accepts. Automaton has 1155 states and 1372 transitions. Word has length 135 [2020-10-29 11:32:06,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:32:06,018 INFO L481 AbstractCegarLoop]: Abstraction has 1155 states and 1372 transitions. [2020-10-29 11:32:06,019 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-29 11:32:06,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1372 transitions. [2020-10-29 11:32:06,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-10-29 11:32:06,024 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:32:06,025 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:32:06,025 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 11:32:06,025 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 11:32:06,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:32:06,026 INFO L82 PathProgramCache]: Analyzing trace with hash -838725595, now seen corresponding path program 1 times [2020-10-29 11:32:06,026 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:32:06,026 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1499895395] [2020-10-29 11:32:06,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:32:06,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:06,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:06,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:06,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 253 [2020-10-29 11:32:11,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:32:11,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-29 11:32:11,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-29 11:32:11,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:32:11,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 205 [2020-10-29 11:32:11,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:11,457 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:32:11,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:32:11,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:11,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:11,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:11,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-29 11:32:11,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:11,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:11,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:32:11,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:11,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:32:11,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:11,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:11,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:11,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:11,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:11,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:11,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:32:11,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:11,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:32:11,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:11,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:11,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:11,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:11,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:11,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:11,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:32:11,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:11,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:32:11,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:11,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:11,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:11,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:11,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:11,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:11,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:32:11,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:11,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:32:11,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:11,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:11,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:11,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:11,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:11,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:11,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:32:11,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:11,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:32:11,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:11,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:11,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:11,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:11,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:11,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:11,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:32:11,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:11,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:32:11,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:11,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-29 11:32:11,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:32:11,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-29 11:32:11,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:32:11,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:32:11,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-29 11:32:11,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:11,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:11,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:11,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:32:11,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:32:11,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-29 11:32:11,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:11,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:11,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-29 11:32:11,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:11,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:11,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:11,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:32:11,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:11,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:11,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,774 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:11,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:11,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:11,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:11,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:11,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:11,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:32:11,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:11,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:11,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:11,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:11,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:11,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:11,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:32:11,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:11,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:32:11,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:11,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:11,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:11,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:11,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:11,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:32:11,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:11,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:11,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:32:11,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:11,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:32:11,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:11,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:11,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:11,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:11,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:11,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:11,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:11,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:11,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:11,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:11,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:11,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:11,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:11,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:32:11,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:11,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:11,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:11,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:11,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:11,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:11,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:11,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:11,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:32:11,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:11,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:32:11,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:11,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:32:11,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:11,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:11,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:32:11,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:11,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:11,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:11,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:11,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:11,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:11,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:11,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:11,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:11,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:11,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-29 11:32:11,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:11,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:11,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:11,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:11,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:11,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:11,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:32:11,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:11,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-29 11:32:11,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:11,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-29 11:32:11,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:11,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 11:32:11,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:32:11,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:32:11,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-29 11:32:11,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:11,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:11,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:11,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:11,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:11,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:32:11,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:32:11,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:32:11,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:32:11,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:11,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:32:11,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:11,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:32:11,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:11,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:11,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:11,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:11,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:32:11,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:11,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:11,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:11,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:11,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:11,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:11,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:11,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:11,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:11,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:11,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-29 11:32:11,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:11,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 11:32:11,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:11,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:32:11,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:11,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:11,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 11:32:11,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:11,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:11,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:11,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:11,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:11,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:11,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,972 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:11,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:11,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:11,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:11,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 11:32:11,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:11,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:11,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:11,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:11,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:11,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:11,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:11,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:11,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-29 11:32:11,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:11,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:11,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:11,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:11,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:11,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:11,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:11,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:11,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:32:11,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:32:11,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:32:11,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:12,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-29 11:32:12,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:12,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:12,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:12,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:32:12,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:12,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:12,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:12,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:12,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:12,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 11:32:12,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:12,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:12,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:12,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:12,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:12,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:12,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:12,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:12,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:12,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:12,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:12,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:12,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:12,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:12,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:12,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-29 11:32:12,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:12,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:12,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:12,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:12,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:12,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:12,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:12,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:12,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:12,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:32:12,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:12,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:12,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-29 11:32:12,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:12,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:12,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:12,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:12,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:12,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:12,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:12,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:12,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:12,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:32:12,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:12,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:12,070 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 18 proven. 30 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2020-10-29 11:32:12,070 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1499895395] [2020-10-29 11:32:12,070 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:32:12,070 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-29 11:32:12,071 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64616035] [2020-10-29 11:32:12,071 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-29 11:32:12,071 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:32:12,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-29 11:32:12,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2020-10-29 11:32:12,072 INFO L87 Difference]: Start difference. First operand 1155 states and 1372 transitions. Second operand 13 states. [2020-10-29 11:32:13,384 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2020-10-29 11:32:15,155 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 209 [2020-10-29 11:32:18,132 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:32:21,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:32:21,452 INFO L93 Difference]: Finished difference Result 4815 states and 6322 transitions. [2020-10-29 11:32:21,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2020-10-29 11:32:21,453 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 179 [2020-10-29 11:32:21,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:32:21,475 INFO L225 Difference]: With dead ends: 4815 [2020-10-29 11:32:21,475 INFO L226 Difference]: Without dead ends: 3688 [2020-10-29 11:32:21,484 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 67 SyntacticMatches, 2 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 764 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=491, Invalid=2059, Unknown=0, NotChecked=0, Total=2550 [2020-10-29 11:32:21,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3688 states. [2020-10-29 11:32:22,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3688 to 2988. [2020-10-29 11:32:22,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2988 states. [2020-10-29 11:32:22,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2988 states to 2988 states and 3526 transitions. [2020-10-29 11:32:22,135 INFO L78 Accepts]: Start accepts. Automaton has 2988 states and 3526 transitions. Word has length 179 [2020-10-29 11:32:22,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:32:22,136 INFO L481 AbstractCegarLoop]: Abstraction has 2988 states and 3526 transitions. [2020-10-29 11:32:22,136 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-29 11:32:22,136 INFO L276 IsEmpty]: Start isEmpty. Operand 2988 states and 3526 transitions. [2020-10-29 11:32:22,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2020-10-29 11:32:22,147 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:32:22,148 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:32:22,148 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 11:32:22,148 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 11:32:22,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:32:22,149 INFO L82 PathProgramCache]: Analyzing trace with hash 1154667262, now seen corresponding path program 1 times [2020-10-29 11:32:22,149 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:32:22,149 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [109685173] [2020-10-29 11:32:22,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:32:22,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:22,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:22,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:22,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:22,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:22,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:23,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:23,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 299 [2020-10-29 11:32:27,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 11:32:27,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-29 11:32:27,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:27,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-29 11:32:27,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 143 [2020-10-29 11:32:27,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,552 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:32:27,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:32:27,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:27,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 11:32:27,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:32:27,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:27,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:27,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:32:27,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:27,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:27,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:32:27,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:27,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:27,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:32:27,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:27,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:27,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:32:27,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:27,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:27,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,602 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:32:27,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:27,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:27,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:27,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:32:27,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 11:32:27,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-29 11:32:27,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:32:27,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 11:32:27,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:27,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-10-29 11:32:27,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:27,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:32:27,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:32:27,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 11:32:27,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:32:27,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 11:32:27,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:32:27,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:27,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:32:27,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:32:27,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:32:27,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:32:27,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:27,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:32:27,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:27,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:32:27,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:32:27,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:27,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-29 11:32:27,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:27,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:32:27,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:27,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:27,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:27,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:27,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:32:27,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:27,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:27,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:32:27,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:32:27,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:27,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:27,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:27,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:27,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-29 11:32:27,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:27,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:27,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:27,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:32:27,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-29 11:32:27,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-29 11:32:27,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:32:27,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:27,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-29 11:32:27,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:27,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:27,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:27,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:32:27,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:32:27,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:27,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:27,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:27,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:27,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,847 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-29 11:32:27,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:32:27,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:27,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:27,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:27,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:27,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-29 11:32:27,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-29 11:32:27,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:32:27,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-29 11:32:27,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:27,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:27,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:27,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:32:27,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:32:27,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:27,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:27,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:27,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:27,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-29 11:32:27,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 11:32:27,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:27,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:27,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:27,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:27,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 11:32:27,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:27,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:27,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-29 11:32:27,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:27,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:27,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:32:27,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-10-29 11:32:27,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:32:27,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:27,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 11:32:27,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:27,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:27,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:27,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:27,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-29 11:32:27,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:27,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:27,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:32:27,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-10-29 11:32:27,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:27,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:27,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:27,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:27,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:27,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:27,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:27,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:27,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:27,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:32:27,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:27,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:27,950 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2020-10-29 11:32:27,950 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [109685173] [2020-10-29 11:32:27,950 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:32:27,950 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-29 11:32:27,950 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087506975] [2020-10-29 11:32:27,951 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-29 11:32:27,951 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:32:27,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-29 11:32:27,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-10-29 11:32:27,952 INFO L87 Difference]: Start difference. First operand 2988 states and 3526 transitions. Second operand 13 states. [2020-10-29 11:32:28,797 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:32:29,918 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:32:30,317 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:32:30,738 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:32:31,132 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:32:33,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:32:33,645 INFO L93 Difference]: Finished difference Result 6566 states and 8180 transitions. [2020-10-29 11:32:33,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-29 11:32:33,646 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 209 [2020-10-29 11:32:33,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:32:33,668 INFO L225 Difference]: With dead ends: 6566 [2020-10-29 11:32:33,669 INFO L226 Difference]: Without dead ends: 3606 [2020-10-29 11:32:33,682 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 305 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=282, Invalid=978, Unknown=0, NotChecked=0, Total=1260 [2020-10-29 11:32:33,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3606 states. [2020-10-29 11:32:34,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3606 to 3046. [2020-10-29 11:32:34,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3046 states. [2020-10-29 11:32:34,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3046 states to 3046 states and 3528 transitions. [2020-10-29 11:32:34,446 INFO L78 Accepts]: Start accepts. Automaton has 3046 states and 3528 transitions. Word has length 209 [2020-10-29 11:32:34,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:32:34,447 INFO L481 AbstractCegarLoop]: Abstraction has 3046 states and 3528 transitions. [2020-10-29 11:32:34,447 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-29 11:32:34,447 INFO L276 IsEmpty]: Start isEmpty. Operand 3046 states and 3528 transitions. [2020-10-29 11:32:34,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-10-29 11:32:34,459 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:32:34,459 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:32:34,459 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 11:32:34,459 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:32:34,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:32:34,460 INFO L82 PathProgramCache]: Analyzing trace with hash 1177117959, now seen corresponding path program 1 times [2020-10-29 11:32:34,461 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:32:34,461 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1639902077] [2020-10-29 11:32:34,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:32:34,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:34,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:34,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:34,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:38,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:38,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 259 [2020-10-29 11:32:38,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:32:38,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3840 [2020-10-29 11:32:38,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:38,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:38,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-29 11:32:38,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:32:38,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 211 [2020-10-29 11:32:38,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:38,732 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:32:38,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:32:38,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:38,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:38,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:38,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:38,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:38,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-29 11:32:38,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:38,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:38,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:38,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:38,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:32:38,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:38,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:32:38,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:38,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:38,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:38,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:38,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:38,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:38,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:38,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:38,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:38,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:38,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:32:38,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:38,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:32:38,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:38,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:38,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:38,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:38,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:38,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:38,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:38,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:38,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:38,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:38,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:32:38,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:38,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:32:38,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:38,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:38,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:38,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:38,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:38,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:38,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:38,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:38,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:38,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:38,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:32:38,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:38,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:32:38,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:38,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:38,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:38,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:38,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:38,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:38,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:38,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:38,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:38,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:38,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:32:38,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:38,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:32:38,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:38,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:38,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:38,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:38,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:38,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:38,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:38,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:38,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:38,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:38,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:32:38,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:38,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:32:38,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:38,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:38,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:38,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:38,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:38,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:32:38,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:38,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:38,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:32:38,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:32:38,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:32:38,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:38,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 11:32:38,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:38,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:38,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:38,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:38,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:38,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-29 11:32:38,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:32:38,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-29 11:32:38,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:38,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:38,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:32:38,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:32:38,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-29 11:32:38,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:39,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:39,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:39,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:39,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:39,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:39,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:32:39,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:32:39,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 11:32:39,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:39,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:39,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:32:39,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:39,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-29 11:32:39,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:39,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:39,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:39,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:39,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:39,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:39,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:32:39,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:32:39,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:32:39,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:39,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:39,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:39,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:39,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:32:39,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:39,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:39,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:39,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:39,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:39,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:32:39,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:39,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:39,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:39,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:39,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:39,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:39,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 11:32:39,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:39,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:32:39,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:39,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:39,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:39,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:32:39,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:39,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:32:39,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:39,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:39,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:39,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:39,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-29 11:32:39,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:39,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:39,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:39,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:39,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:39,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:32:39,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:39,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:39,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:39,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:39,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:39,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:39,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:39,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:39,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:39,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:39,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:39,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:39,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:39,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:39,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:39,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:39,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:39,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:39,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:39,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:39,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:39,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:32:39,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:39,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:39,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:39,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:39,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:39,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:39,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:39,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:39,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:39,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:39,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:39,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:39,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:32:39,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:39,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:39,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:39,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:32:39,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:39,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:32:39,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:39,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:39,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:39,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:39,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:32:39,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:39,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:39,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:39,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:39,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:39,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:39,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:39,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:39,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:39,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:39,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:39,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:39,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:39,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:39,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-29 11:32:39,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:39,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:39,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:39,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:39,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:39,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:39,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:39,131 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:39,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:39,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:39,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:32:39,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:39,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-29 11:32:39,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:39,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:39,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:39,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-29 11:32:39,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:39,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 11:32:39,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:39,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:39,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:32:39,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:32:39,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-29 11:32:39,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:39,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:39,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:39,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:39,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:39,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:39,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:39,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:32:39,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:39,200 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:39,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:32:39,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:32:39,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:32:39,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:39,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:32:39,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:39,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:39,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:39,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:32:39,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:39,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:39,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:39,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:39,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:39,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:39,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:32:39,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:39,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:39,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:39,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:39,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:39,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:39,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:39,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:39,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:39,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:39,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:39,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:39,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:39,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:39,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-29 11:32:39,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:39,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:39,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:39,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 11:32:39,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:39,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:32:39,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:39,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:39,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:39,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:39,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 11:32:39,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:39,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:39,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:39,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:39,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:39,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:39,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:39,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:39,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:39,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:39,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:39,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:39,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:39,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:39,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 11:32:39,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:39,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:39,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:39,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:39,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:39,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:39,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:39,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:39,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:39,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:39,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:39,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:39,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-29 11:32:39,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:39,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:39,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:39,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:39,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:39,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:39,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:39,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:39,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:32:39,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:32:39,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:32:39,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:39,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-29 11:32:39,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:39,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:39,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:39,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:32:39,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:39,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:39,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:39,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:39,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:39,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 11:32:39,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:39,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:39,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:39,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:39,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:39,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:39,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:39,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:39,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:39,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:39,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:39,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:39,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:39,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:39,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:39,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-29 11:32:39,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:39,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:39,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:39,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:39,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:39,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:39,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:39,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:39,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:39,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:32:39,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:39,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:39,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-29 11:32:39,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:39,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:39,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:39,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:39,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:39,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:39,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:39,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:39,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:39,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:32:39,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:39,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:39,312 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 18 proven. 38 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-10-29 11:32:39,312 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1639902077] [2020-10-29 11:32:39,313 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:32:39,313 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-29 11:32:39,313 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207035541] [2020-10-29 11:32:39,314 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-29 11:32:39,314 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:32:39,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-29 11:32:39,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2020-10-29 11:32:39,315 INFO L87 Difference]: Start difference. First operand 3046 states and 3528 transitions. Second operand 16 states. [2020-10-29 11:32:40,378 WARN L193 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2020-10-29 11:32:41,333 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:32:44,829 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2020-10-29 11:32:45,326 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:32:47,528 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 207 [2020-10-29 11:32:52,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:32:52,696 INFO L93 Difference]: Finished difference Result 10239 states and 13675 transitions. [2020-10-29 11:32:52,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2020-10-29 11:32:52,697 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 183 [2020-10-29 11:32:52,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:32:52,746 INFO L225 Difference]: With dead ends: 10239 [2020-10-29 11:32:52,746 INFO L226 Difference]: Without dead ends: 7735 [2020-10-29 11:32:52,761 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 77 SyntacticMatches, 2 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2595 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=1153, Invalid=5987, Unknown=0, NotChecked=0, Total=7140 [2020-10-29 11:32:52,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7735 states. [2020-10-29 11:32:54,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7735 to 6310. [2020-10-29 11:32:54,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6310 states. [2020-10-29 11:32:54,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6310 states to 6310 states and 7556 transitions. [2020-10-29 11:32:54,069 INFO L78 Accepts]: Start accepts. Automaton has 6310 states and 7556 transitions. Word has length 183 [2020-10-29 11:32:54,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:32:54,070 INFO L481 AbstractCegarLoop]: Abstraction has 6310 states and 7556 transitions. [2020-10-29 11:32:54,070 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-29 11:32:54,070 INFO L276 IsEmpty]: Start isEmpty. Operand 6310 states and 7556 transitions. [2020-10-29 11:32:54,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-10-29 11:32:54,090 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:32:54,091 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:32:54,091 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-29 11:32:54,092 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:32:54,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:32:54,092 INFO L82 PathProgramCache]: Analyzing trace with hash 1980236795, now seen corresponding path program 2 times [2020-10-29 11:32:54,093 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:32:54,093 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [386496387] [2020-10-29 11:32:54,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:32:54,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:54,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:54,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:55,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:55,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 259 [2020-10-29 11:32:55,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:32:55,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1853 [2020-10-29 11:32:55,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:55,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:55,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-29 11:32:55,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 152 [2020-10-29 11:32:55,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-29 11:32:55,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,347 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:32:56,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:32:56,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:56,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 11:32:56,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:56,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:56,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:56,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:32:56,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:56,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:56,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:56,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:56,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:56,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:32:56,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:56,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:56,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:56,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:56,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:56,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:32:56,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:56,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:56,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:56,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:56,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:56,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:32:56,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:56,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:56,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:56,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:56,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:56,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:32:56,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:56,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:56,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:56,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:56,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:56,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:32:56,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-29 11:32:56,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:32:56,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 11:32:56,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:32:56,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 11:32:56,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:32:56,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:56,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:32:56,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 11:32:56,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:32:56,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 11:32:56,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:32:56,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:56,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:32:56,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:32:56,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:32:56,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 11:32:56,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:32:56,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:56,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:32:56,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:56,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,534 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:32:56,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:56,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:32:56,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:32:56,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:32:56,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:56,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:56,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-29 11:32:56,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:56,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:56,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:32:56,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:56,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:56,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:56,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:56,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:56,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:56,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:56,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:56,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:56,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:56,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:32:56,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:56,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:56,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:56,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:56,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:56,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:32:56,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:32:56,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:56,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:56,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 11:32:56,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:56,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:56,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:56,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:56,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:56,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:56,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:56,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-29 11:32:56,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:56,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:56,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,594 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:56,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:56,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:56,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-29 11:32:56,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-29 11:32:56,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:32:56,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:56,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:56,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:32:56,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:56,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:56,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:56,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:56,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:56,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:32:56,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:32:56,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:32:56,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:56,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:56,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:56,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:32:56,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:56,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:56,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:56,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:56,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:56,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:56,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-29 11:32:56,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 11:32:56,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:32:56,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:32:56,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:56,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 11:32:56,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:32:56,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:56,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:56,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,645 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:56,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:56,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:56,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 11:32:56,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:56,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:56,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:56,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:56,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:56,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-29 11:32:56,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:56,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:32:56,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:32:56,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:32:56,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:32:56,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:32:56,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-29 11:32:56,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:56,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:56,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:32:56,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:32:56,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:32:56,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-29 11:32:56,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:32:56,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:32:56,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:56,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 11:32:56,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:56,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:32:56,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:32:56,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:56,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:56,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:32:56,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:56,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-29 11:32:56,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:56,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:56,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:56,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:32:56,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:56,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-29 11:32:56,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:32:56,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:32:56,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:32:56,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:32:56,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:32:56,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:32:56,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:32:56,710 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:32:56,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:32:56,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:32:56,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:32:56,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:32:56,739 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 40 proven. 11 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2020-10-29 11:32:56,740 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [386496387] [2020-10-29 11:32:56,740 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:32:56,740 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-29 11:32:56,740 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042611948] [2020-10-29 11:32:56,741 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-29 11:32:56,741 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:32:56,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-29 11:32:56,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:32:56,741 INFO L87 Difference]: Start difference. First operand 6310 states and 7556 transitions. Second operand 15 states. [2020-10-29 11:32:57,424 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:32:58,763 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:32:59,252 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:32:59,656 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:33:01,554 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:33:02,092 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:33:02,514 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:33:02,909 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:33:04,747 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:33:05,617 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:33:06,128 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:33:06,537 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:33:08,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:33:08,021 INFO L93 Difference]: Finished difference Result 12505 states and 15974 transitions. [2020-10-29 11:33:08,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-10-29 11:33:08,022 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 183 [2020-10-29 11:33:08,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:33:08,070 INFO L225 Difference]: With dead ends: 12505 [2020-10-29 11:33:08,070 INFO L226 Difference]: Without dead ends: 6223 [2020-10-29 11:33:08,092 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 720 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=551, Invalid=1999, Unknown=0, NotChecked=0, Total=2550 [2020-10-29 11:33:08,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6223 states. [2020-10-29 11:33:09,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6223 to 5406. [2020-10-29 11:33:09,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5406 states. [2020-10-29 11:33:09,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5406 states to 5406 states and 6439 transitions. [2020-10-29 11:33:09,179 INFO L78 Accepts]: Start accepts. Automaton has 5406 states and 6439 transitions. Word has length 183 [2020-10-29 11:33:09,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:33:09,180 INFO L481 AbstractCegarLoop]: Abstraction has 5406 states and 6439 transitions. [2020-10-29 11:33:09,180 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-29 11:33:09,180 INFO L276 IsEmpty]: Start isEmpty. Operand 5406 states and 6439 transitions. [2020-10-29 11:33:09,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-10-29 11:33:09,191 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:33:09,192 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:33:09,192 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-29 11:33:09,192 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 11:33:09,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:33:09,193 INFO L82 PathProgramCache]: Analyzing trace with hash 1298895400, now seen corresponding path program 1 times [2020-10-29 11:33:09,193 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:33:09,193 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1806560646] [2020-10-29 11:33:09,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:33:09,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-29 11:33:09,326 INFO L173 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-10-29 11:33:09,326 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-29 11:33:09,332 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-29 11:33:09,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:33:09 BoogieIcfgContainer [2020-10-29 11:33:09,380 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:33:09,385 INFO L168 Benchmark]: Toolchain (without parser) took 134602.04 ms. Allocated memory was 151.0 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 124.7 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 817.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:33:09,386 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 151.0 MB. Free memory is still 125.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:33:09,388 INFO L168 Benchmark]: CACSL2BoogieTranslator took 615.25 ms. Allocated memory is still 151.0 MB. Free memory was 124.1 MB in the beginning and 102.9 MB in the end (delta: 21.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:33:09,389 INFO L168 Benchmark]: Boogie Preprocessor took 120.39 ms. Allocated memory is still 151.0 MB. Free memory was 102.9 MB in the beginning and 98.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:33:09,392 INFO L168 Benchmark]: RCFGBuilder took 1569.42 ms. Allocated memory is still 151.0 MB. Free memory was 98.9 MB in the beginning and 48.9 MB in the end (delta: 50.1 MB). Peak memory consumption was 49.6 MB. Max. memory is 8.0 GB. [2020-10-29 11:33:09,394 INFO L168 Benchmark]: TraceAbstraction took 132259.98 ms. Allocated memory was 188.7 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 167.7 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 821.7 MB. Max. memory is 8.0 GB. [2020-10-29 11:33:09,400 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 151.0 MB. Free memory is still 125.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 615.25 ms. Allocated memory is still 151.0 MB. Free memory was 124.1 MB in the beginning and 102.9 MB in the end (delta: 21.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 120.39 ms. Allocated memory is still 151.0 MB. Free memory was 102.9 MB in the beginning and 98.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1569.42 ms. Allocated memory is still 151.0 MB. Free memory was 98.9 MB in the beginning and 48.9 MB in the end (delta: 50.1 MB). Peak memory consumption was 49.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 132259.98 ms. Allocated memory was 188.7 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 167.7 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 821.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L134] int pumpRunning = 0; [L135] int systemActive = 1; [L366] int cleanupTimeShifts = 4; [L464] int methAndRunningLastTime ; [L504] int waterLevel = 1; [L505] int methaneLevelCritical = 0; [L767] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L441] int retValue_acc ; [L442] int tmp ; [L446] FCALL select_helpers() [L447] FCALL select_features() [L448] CALL, EXPR valid_product() [L357] int retValue_acc ; [L360] retValue_acc = 1 [L361] return (retValue_acc); [L448] RET, EXPR valid_product() [L448] tmp = valid_product() [L450] COND TRUE \read(tmp) [L452] FCALL setup() [L453] CALL runTest() [L434] CALL __utac_acc__Specification2_spec__1() [L469] methAndRunningLastTime = 0 [L434] RET __utac_acc__Specification2_spec__1() [L435] CALL test() [L58] int splverifierCounter ; [L59] int tmp ; [L60] int tmp___0 ; [L61] int tmp___1 ; [L62] int tmp___2 ; [L65] splverifierCounter = 0 [L67] COND TRUE 1 [L69] COND TRUE splverifierCounter < 4 [L75] tmp = __VERIFIER_nondet_int() [L77] COND TRUE \read(tmp) [L79] CALL waterRise() [L522] COND TRUE waterLevel < 2 [L523] waterLevel = waterLevel + 1 [L79] RET waterRise() [L85] tmp___0 = __VERIFIER_nondet_int() [L87] COND FALSE !(\read(tmp___0)) [L95] tmp___2 = __VERIFIER_nondet_int() [L97] COND FALSE !(\read(tmp___2)) [L103] tmp___1 = __VERIFIER_nondet_int() [L105] COND FALSE !(\read(tmp___1)) [L114] CALL timeShift() [L142] COND FALSE !(\read(pumpRunning)) [L149] COND TRUE \read(systemActive) [L151] CALL processEnvironment() [L171] int tmp ; [L174] COND TRUE ! pumpRunning [L176] CALL, EXPR isHighWaterLevel() [L286] int retValue_acc ; [L287] int tmp ; [L288] int tmp___0 ; [L292] CALL, EXPR isHighWaterSensorDry() [L584] int retValue_acc ; [L587] COND FALSE !(waterLevel < 2) [L591] retValue_acc = 0 [L592] return (retValue_acc); [L292] RET, EXPR isHighWaterSensorDry() [L292] tmp = isHighWaterSensorDry() [L294] COND FALSE !(\read(tmp)) [L297] tmp___0 = 1 [L299] retValue_acc = tmp___0 [L300] return (retValue_acc); [L176] RET, EXPR isHighWaterLevel() [L176] tmp = isHighWaterLevel() [L178] COND TRUE \read(tmp) [L180] CALL activatePump() [L205] int tmp ; [L209] CALL, EXPR isMethaneAlarm() [L230] int retValue_acc ; [L234] CALL, EXPR isMethaneLevelCritical() [L543] int retValue_acc ; [L546] retValue_acc = methaneLevelCritical [L547] return (retValue_acc); [L234] RET, EXPR isMethaneLevelCritical() [L234] retValue_acc = isMethaneLevelCritical() [L236] return (retValue_acc); [L209] RET, EXPR isMethaneAlarm() [L209] tmp = isMethaneAlarm() [L211] COND FALSE !(\read(tmp)) [L215] CALL activatePump__wrappee__highWaterSensor() [L199] pumpRunning = 1 [L215] RET activatePump__wrappee__highWaterSensor() [L180] RET activatePump() [L151] RET processEnvironment() [L157] CALL __utac_acc__Specification2_spec__2() [L474] int tmp ; [L475] int tmp___0 ; [L479] CALL, EXPR isMethaneLevelCritical() [L543] int retValue_acc ; [L546] retValue_acc = methaneLevelCritical [L547] return (retValue_acc); [L479] RET, EXPR isMethaneLevelCritical() [L479] tmp = isMethaneLevelCritical() [L481] COND FALSE !(\read(tmp)) [L497] methAndRunningLastTime = 0 [L157] RET __utac_acc__Specification2_spec__2() [L114] RET timeShift() [L67] COND TRUE 1 [L69] COND TRUE splverifierCounter < 4 [L75] tmp = __VERIFIER_nondet_int() [L77] COND FALSE !(\read(tmp)) [L85] tmp___0 = __VERIFIER_nondet_int() [L87] COND TRUE \read(tmp___0) [L89] CALL changeMethaneLevel() [L534] COND FALSE !(\read(methaneLevelCritical)) [L537] methaneLevelCritical = 1 [L89] RET changeMethaneLevel() [L95] tmp___2 = __VERIFIER_nondet_int() [L97] COND FALSE !(\read(tmp___2)) [L103] tmp___1 = __VERIFIER_nondet_int() [L105] COND FALSE !(\read(tmp___1)) [L114] CALL timeShift() [L142] COND TRUE \read(pumpRunning) [L144] CALL lowerWaterLevel() [L510] COND TRUE waterLevel > 0 [L511] waterLevel = waterLevel - 1 [L144] RET lowerWaterLevel() [L149] COND TRUE \read(systemActive) [L151] CALL processEnvironment() [L171] int tmp ; [L174] COND FALSE !(! pumpRunning) [L189] FCALL processEnvironment__wrappee__base() [L151] RET processEnvironment() [L157] CALL __utac_acc__Specification2_spec__2() [L474] int tmp ; [L475] int tmp___0 ; [L479] CALL, EXPR isMethaneLevelCritical() [L543] int retValue_acc ; [L546] retValue_acc = methaneLevelCritical [L547] return (retValue_acc); [L479] RET, EXPR isMethaneLevelCritical() [L479] tmp = isMethaneLevelCritical() [L481] COND TRUE \read(tmp) [L483] CALL, EXPR isPumpRunning() [L241] int retValue_acc ; [L244] retValue_acc = pumpRunning [L245] return (retValue_acc); [L483] RET, EXPR isPumpRunning() [L483] tmp___0 = isPumpRunning() [L485] COND TRUE \read(tmp___0) [L486] COND FALSE !(\read(methAndRunningLastTime)) [L491] methAndRunningLastTime = 1 [L157] RET __utac_acc__Specification2_spec__2() [L114] RET timeShift() [L67] COND TRUE 1 [L69] COND TRUE splverifierCounter < 4 [L75] tmp = __VERIFIER_nondet_int() [L77] COND FALSE !(\read(tmp)) [L85] tmp___0 = __VERIFIER_nondet_int() [L87] COND FALSE !(\read(tmp___0)) [L95] tmp___2 = __VERIFIER_nondet_int() [L97] COND FALSE !(\read(tmp___2)) [L103] tmp___1 = __VERIFIER_nondet_int() [L105] COND FALSE !(\read(tmp___1)) [L114] CALL timeShift() [L142] COND TRUE \read(pumpRunning) [L144] CALL lowerWaterLevel() [L510] COND TRUE waterLevel > 0 [L511] waterLevel = waterLevel - 1 [L144] RET lowerWaterLevel() [L149] COND TRUE \read(systemActive) [L151] CALL processEnvironment() [L171] int tmp ; [L174] COND FALSE !(! pumpRunning) [L189] FCALL processEnvironment__wrappee__base() [L151] RET processEnvironment() [L157] CALL __utac_acc__Specification2_spec__2() [L474] int tmp ; [L475] int tmp___0 ; [L479] CALL, EXPR isMethaneLevelCritical() [L543] int retValue_acc ; [L546] retValue_acc = methaneLevelCritical [L547] return (retValue_acc); [L479] RET, EXPR isMethaneLevelCritical() [L479] tmp = isMethaneLevelCritical() [L481] COND TRUE \read(tmp) [L483] CALL, EXPR isPumpRunning() [L241] int retValue_acc ; [L244] retValue_acc = pumpRunning [L245] return (retValue_acc); [L483] RET, EXPR isPumpRunning() [L483] tmp___0 = isPumpRunning() [L485] COND TRUE \read(tmp___0) [L486] COND TRUE \read(methAndRunningLastTime) [L488] CALL __automaton_fail() [L46] CALL reach_error() [L3] __assert_fail("0", "minepump_spec2_product44.cil.c", 3, "reach_error") - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 249 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 132.1s, OverallIterations: 10, TraceHistogramMax: 5, AutomataDifference: 78.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1518 SDtfs, 7892 SDslu, 2250 SDs, 0 SdLazy, 15004 SolverSat, 7216 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 35.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 869 GetRequests, 485 SyntacticMatches, 5 SemanticMatches, 379 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8153 ImplicationChecksByTransitivity, 34.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6310occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.9s AutomataMinimizationTime, 9 MinimizatonAttempts, 5150 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 47.8s InterpolantComputationTime, 1357 NumberOfCodeBlocks, 1357 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1165 ConstructedInterpolants, 0 QuantifiedInterpolants, 575211 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 4 PerfectInterpolantSequences, 400/490 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...