/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --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_spec1_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:42:58,533 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:42:58,535 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:42:58,575 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:42:58,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:42:58,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:42:58,579 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:42:58,581 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:42:58,584 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:42:58,585 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:42:58,586 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:42:58,588 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:42:58,588 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:42:58,590 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:42:58,591 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:42:58,593 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:42:58,594 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:42:58,595 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:42:58,597 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:42:58,600 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:42:58,602 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:42:58,604 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:42:58,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:42:58,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:42:58,625 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:42:58,626 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:42:58,626 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:42:58,627 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:42:58,628 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:42:58,629 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:42:58,630 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:42:58,631 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:42:58,633 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:42:58,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:42:58,636 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:42:58,636 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:42:58,637 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:42:58,637 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:42:58,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:42:58,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:42:58,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:42:58,640 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 [2020-10-28 16:42:58,706 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:42:58,706 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:42:58,709 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:42:58,710 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:42:58,710 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:42:58,710 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:42:58,711 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:42:58,711 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:42:58,712 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:42:58,712 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:42:58,712 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:42:58,713 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:42:58,713 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:42:58,714 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:42:58,714 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:42:58,715 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:42:58,715 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:42:58,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:42:58,716 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:42:58,716 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:42:58,716 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:42:58,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:42:58,717 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:42:58,717 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:42:58,717 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:42:58,717 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:42:58,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:42:58,718 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:42:58,718 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:42:58,718 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:42:59,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:42:59,151 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:42:59,154 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:42:59,156 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:42:59,157 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:42:59,158 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product61.cil.c [2020-10-28 16:42:59,233 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/63a7c5789/8eed93723b9e49e28a0245cf3220fd3e/FLAGef281b8d7 [2020-10-28 16:42:59,960 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:42:59,961 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product61.cil.c [2020-10-28 16:42:59,975 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/63a7c5789/8eed93723b9e49e28a0245cf3220fd3e/FLAGef281b8d7 [2020-10-28 16:43:00,211 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/63a7c5789/8eed93723b9e49e28a0245cf3220fd3e [2020-10-28 16:43:00,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:43:00,224 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:43:00,227 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:43:00,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:43:00,232 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:43:00,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:43:00" (1/1) ... [2020-10-28 16:43:00,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fe424fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:43:00, skipping insertion in model container [2020-10-28 16:43:00,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:43:00" (1/1) ... [2020-10-28 16:43:00,251 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:43:00,329 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:43:00,783 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:43:00,795 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:43:00,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:43:00,991 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:43:00,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:43:00 WrapperNode [2020-10-28 16:43:00,991 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:43:00,994 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:43:00,994 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:43:00,994 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:43:01,010 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:43:00" (1/1) ... [2020-10-28 16:43:01,013 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:43:00" (1/1) ... [2020-10-28 16:43:01,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:43:00" (1/1) ... [2020-10-28 16:43:01,057 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:43:00" (1/1) ... [2020-10-28 16:43:01,138 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:43:00" (1/1) ... [2020-10-28 16:43:01,145 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:43:00" (1/1) ... [2020-10-28 16:43:01,154 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:43:00" (1/1) ... [2020-10-28 16:43:01,168 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:43:01,172 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:43:01,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:43:01,173 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:43:01,174 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:43:00" (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 [2020-10-28 16:43:01,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:43:01,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:43:01,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:43:01,263 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:43:01,264 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:43:01,264 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:43:01,264 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:43:01,265 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:43:01,265 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:43:01,265 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:43:01,266 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:43:01,266 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:43:01,266 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:43:01,266 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:43:01,267 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-28 16:43:01,267 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 16:43:01,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:43:01,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-28 16:43:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:43:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:43:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:43:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:43:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:43:01,270 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:43:01,270 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 16:43:01,270 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 16:43:01,270 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 16:43:01,270 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:43:01,270 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:43:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:43:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:43:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:43:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:43:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:43:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-28 16:43:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 16:43:01,272 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:43:01,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:43:01,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:43:01,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:43:01,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:43:01,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:43:01,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:43:01,273 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:43:01,273 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:43:01,274 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:43:01,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:43:01,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:43:01,275 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:43:01,275 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:43:01,275 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:43:01,275 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:43:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:43:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:43:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:43:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:43:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:43:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:43:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:43:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-28 16:43:01,278 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 16:43:01,278 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:43:01,278 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:43:01,278 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-28 16:43:01,278 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:43:01,278 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:43:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:43:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:43:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:43:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:43:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:43:01,280 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:43:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:43:01,282 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:43:01,282 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:43:01,282 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 16:43:01,282 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-28 16:43:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 16:43:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 16:43:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 16:43:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:43:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:43:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:43:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:43:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:43:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:43:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:43:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:43:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:43:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:43:01,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:43:01,285 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:43:01,285 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:43:01,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:43:01,285 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:43:01,285 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:43:01,286 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:43:01,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:43:01,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:43:01,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:43:02,574 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:43:02,575 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:43:02,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:43:02 BoogieIcfgContainer [2020-10-28 16:43:02,578 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:43:02,580 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:43:02,580 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:43:02,583 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:43:02,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:43:00" (1/3) ... [2020-10-28 16:43:02,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4004c970 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:43:02, skipping insertion in model container [2020-10-28 16:43:02,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:43:00" (2/3) ... [2020-10-28 16:43:02,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4004c970 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:43:02, skipping insertion in model container [2020-10-28 16:43:02,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:43:02" (3/3) ... [2020-10-28 16:43:02,587 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product61.cil.c [2020-10-28 16:43:02,599 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:43:02,605 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:43:02,619 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:43:02,660 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:43:02,661 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:43:02,661 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:43:02,661 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:43:02,661 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:43:02,661 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:43:02,662 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:43:02,662 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:43:02,686 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states. [2020-10-28 16:43:02,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-28 16:43:02,696 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:43:02,697 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:43:02,698 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]=== [2020-10-28 16:43:02,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:43:02,705 INFO L82 PathProgramCache]: Analyzing trace with hash 761039325, now seen corresponding path program 1 times [2020-10-28 16:43:02,715 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:43:02,716 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1685168065] [2020-10-28 16:43:02,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:43:02,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:03,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:03,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:03,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:05,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:05,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:07,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:07,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-28 16:43:07,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:43:07,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 16:43:07,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:07,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:07,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:07,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 16:43:07,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:07,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 16:43:08,508 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:43:08,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:43:08,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:08,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:08,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:08,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:08,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:08,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-28 16:43:08,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:08,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:08,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:08,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:08,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:08,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:08,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:43:08,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:08,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:08,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:08,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:08,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:08,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:08,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:08,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:08,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:08,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:08,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:08,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:08,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:43:08,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:08,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:08,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:08,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:08,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:08,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:08,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:08,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:08,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:08,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:08,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:08,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:08,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:43:08,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:08,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:08,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:08,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:08,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:08,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:08,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:08,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:08,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:08,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:08,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:08,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:08,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:43:08,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:08,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:08,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:08,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:08,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:08,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:08,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:08,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:08,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:08,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:08,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:08,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:08,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 16:43:08,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:08,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:08,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:08,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:08,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:08,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:08,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:08,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:08,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:08,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:08,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:08,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:08,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 16:43:08,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:08,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:08,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:08,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:08,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:08,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:08,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:08,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:08,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:08,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:08,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:08,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:08,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:43:08,675 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1685168065] [2020-10-28 16:43:08,677 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:43:08,677 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-28 16:43:08,678 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98750039] [2020-10-28 16:43:08,683 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-28 16:43:08,684 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:43:08,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-28 16:43:08,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 16:43:08,702 INFO L87 Difference]: Start difference. First operand 197 states. Second operand 3 states. [2020-10-28 16:43:10,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:43:10,403 INFO L93 Difference]: Finished difference Result 350 states and 457 transitions. [2020-10-28 16:43:10,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-28 16:43:10,406 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-10-28 16:43:10,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:43:10,423 INFO L225 Difference]: With dead ends: 350 [2020-10-28 16:43:10,423 INFO L226 Difference]: Without dead ends: 187 [2020-10-28 16:43:10,431 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 16:43:10,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2020-10-28 16:43:10,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 151. [2020-10-28 16:43:10,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2020-10-28 16:43:10,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 180 transitions. [2020-10-28 16:43:10,618 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 180 transitions. Word has length 47 [2020-10-28 16:43:10,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:43:10,618 INFO L481 AbstractCegarLoop]: Abstraction has 151 states and 180 transitions. [2020-10-28 16:43:10,618 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-28 16:43:10,618 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 180 transitions. [2020-10-28 16:43:10,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-10-28 16:43:10,623 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:43:10,623 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] [2020-10-28 16:43:10,623 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:43:10,624 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]=== [2020-10-28 16:43:10,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:43:10,625 INFO L82 PathProgramCache]: Analyzing trace with hash 1922322301, now seen corresponding path program 1 times [2020-10-28 16:43:10,625 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:43:10,625 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1178963736] [2020-10-28 16:43:10,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:43:10,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:10,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:10,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:10,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:12,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:12,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:15,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:15,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 16:43:15,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:43:15,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 16:43:15,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:15,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:15,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:15,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:15,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-28 16:43:15,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:16,148 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:43:16,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:43:16,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:16,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:16,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:16,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:16,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:16,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-10-28 16:43:16,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:16,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:16,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:16,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:16,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:43:16,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:16,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:43:16,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:16,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:16,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:16,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:16,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:16,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:16,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:16,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:16,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:16,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:16,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:43:16,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:16,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:43:16,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:16,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:16,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:16,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:16,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:16,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:43:16,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:16,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:16,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:16,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:16,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:43:16,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:16,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:43:16,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:16,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:16,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:16,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:16,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:16,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:43:16,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:16,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:16,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:16,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:16,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:43:16,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:16,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:43:16,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:16,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:16,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:16,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:16,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:16,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:43:16,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:16,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:16,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:16,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:16,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:43:16,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:16,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 16:43:16,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:16,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:16,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:16,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:16,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:16,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:16,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:16,331 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:16,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:16,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:16,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:16,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:16,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:43:16,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:16,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:16,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:16,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:16,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:16,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:16,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:16,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:16,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:16,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:16,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:16,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:16,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:43:16,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1178963736] [2020-10-28 16:43:16,351 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:43:16,351 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 16:43:16,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336050205] [2020-10-28 16:43:16,353 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 16:43:16,353 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:43:16,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 16:43:16,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:43:16,354 INFO L87 Difference]: Start difference. First operand 151 states and 180 transitions. Second operand 4 states. [2020-10-28 16:43:16,826 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:43:18,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:43:18,252 INFO L93 Difference]: Finished difference Result 314 states and 397 transitions. [2020-10-28 16:43:18,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 16:43:18,254 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2020-10-28 16:43:18,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:43:18,259 INFO L225 Difference]: With dead ends: 314 [2020-10-28 16:43:18,260 INFO L226 Difference]: Without dead ends: 187 [2020-10-28 16:43:18,262 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:43:18,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2020-10-28 16:43:18,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 151. [2020-10-28 16:43:18,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2020-10-28 16:43:18,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 179 transitions. [2020-10-28 16:43:18,372 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 179 transitions. Word has length 48 [2020-10-28 16:43:18,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:43:18,372 INFO L481 AbstractCegarLoop]: Abstraction has 151 states and 179 transitions. [2020-10-28 16:43:18,372 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 16:43:18,373 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 179 transitions. [2020-10-28 16:43:18,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-10-28 16:43:18,381 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:43:18,382 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] [2020-10-28 16:43:18,382 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:43:18,387 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]=== [2020-10-28 16:43:18,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:43:18,387 INFO L82 PathProgramCache]: Analyzing trace with hash 1286313328, now seen corresponding path program 1 times [2020-10-28 16:43:18,388 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:43:18,388 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [366358377] [2020-10-28 16:43:18,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:43:18,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:18,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:18,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:18,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:18,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:19,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:20,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:23,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:23,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 106 [2020-10-28 16:43:23,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:43:23,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-28 16:43:23,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:23,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:23,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:23,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 16:43:23,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:43:23,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:23,830 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:43:23,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:43:23,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:23,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:23,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:23,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:23,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:23,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 16:43:23,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:23,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:23,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:23,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:23,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:23,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:23,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:43:23,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:23,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:23,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:23,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:23,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:23,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:23,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:23,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:23,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:23,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:23,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:23,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:23,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:43:23,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:23,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:23,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:23,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:23,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:23,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:23,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:23,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:23,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:23,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:23,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:23,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:23,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:43:23,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:23,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:23,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:23,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:23,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:23,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:23,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:23,903 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:23,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:23,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:23,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:23,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:23,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:43:23,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:23,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:23,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:23,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:23,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:23,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:43:23,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:23,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:23,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:23,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:23,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:23,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:23,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-28 16:43:23,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:23,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:23,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:23,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:23,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:23,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 16:43:23,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:43:23,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 16:43:23,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:23,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:23,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:23,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-28 16:43:23,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:23,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:23,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:43:23,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:23,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:23,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:23,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:23,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 16:43:23,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:43:23,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 16:43:23,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:23,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:23,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:23,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:23,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:23,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:23,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:43:23,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:23,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:23,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:23,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:43:23,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:23,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:43:23,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:23,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:23,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:23,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:23,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:23,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:23,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:43:23,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:23,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:23,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:23,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:23,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:23,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:43:23,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:23,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:23,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:23,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:23,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:23,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:23,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 16:43:23,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:23,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:23,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:23,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:23,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:23,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:23,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:23,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:23,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:23,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:23,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:23,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:23,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-28 16:43:23,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:23,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:23,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:23,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:23,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:23,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:23,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:23,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:23,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:23,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:23,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:23,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:24,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:43:24,003 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [366358377] [2020-10-28 16:43:24,003 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:43:24,003 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 16:43:24,003 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273570449] [2020-10-28 16:43:24,004 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 16:43:24,006 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:43:24,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 16:43:24,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:43:24,007 INFO L87 Difference]: Start difference. First operand 151 states and 179 transitions. Second operand 5 states. [2020-10-28 16:43:24,660 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:43:26,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:43:26,233 INFO L93 Difference]: Finished difference Result 295 states and 369 transitions. [2020-10-28 16:43:26,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 16:43:26,234 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2020-10-28 16:43:26,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:43:26,238 INFO L225 Difference]: With dead ends: 295 [2020-10-28 16:43:26,238 INFO L226 Difference]: Without dead ends: 186 [2020-10-28 16:43:26,240 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:43:26,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2020-10-28 16:43:26,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 142. [2020-10-28 16:43:26,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-10-28 16:43:26,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 167 transitions. [2020-10-28 16:43:26,300 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 167 transitions. Word has length 66 [2020-10-28 16:43:26,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:43:26,300 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 167 transitions. [2020-10-28 16:43:26,301 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 16:43:26,301 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 167 transitions. [2020-10-28 16:43:26,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-10-28 16:43:26,307 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:43:26,307 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:43:26,307 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:43:26,307 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]=== [2020-10-28 16:43:26,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:43:26,308 INFO L82 PathProgramCache]: Analyzing trace with hash 568144127, now seen corresponding path program 1 times [2020-10-28 16:43:26,308 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:43:26,308 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1595598247] [2020-10-28 16:43:26,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:43:26,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:26,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:26,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:26,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:26,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:29,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:30,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:30,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:30,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:30,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:31,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:31,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-10-28 16:43:31,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 16:43:31,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-10-28 16:43:31,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:31,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:31,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:43:31,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 59 [2020-10-28 16:43:31,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:43:31,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:31,791 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:43:31,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:43:31,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:31,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:31,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:31,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:31,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:31,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 16:43:31,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:31,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:31,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:31,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:31,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:31,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:31,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:43:31,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:31,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:31,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:31,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:31,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:31,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:43:31,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:31,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:31,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:31,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:31,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:31,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:31,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:43:31,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:31,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:31,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:31,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:31,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:31,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:43:31,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:31,847 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:31,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:31,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:31,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:31,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:31,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:43:31,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:31,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:31,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:31,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:31,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:31,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:31,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:31,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:31,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:31,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:31,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:31,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:31,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:43:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:31,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:31,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:31,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:31,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:31,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:31,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:31,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:31,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:31,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:31,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:31,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:31,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 16:43:31,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:31,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:31,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:31,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:31,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 16:43:31,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:43:31,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 16:43:31,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:31,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:31,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:43:31,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 16:43:31,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:43:31,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:31,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:43:31,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:31,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:31,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:31,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:31,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 16:43:31,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:43:31,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 16:43:31,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:31,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:31,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:43:31,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:43:31,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 16:43:31,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:31,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:43:31,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:31,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:31,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:31,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:43:31,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:31,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 16:43:31,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:31,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:31,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:43:31,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:43:31,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 16:43:31,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:31,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:43:31,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:31,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:31,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:31,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:31,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:31,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:31,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:31,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:31,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:31,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:31,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:43:31,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:31,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 16:43:32,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:32,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:32,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:32,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:32,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:32,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:32,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:32,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:32,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:32,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:32,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:32,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:32,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 16:43:32,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:32,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:32,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:32,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:32,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:32,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:32,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:32,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:32,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:32,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:32,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:32,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:32,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:43:32,023 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1595598247] [2020-10-28 16:43:32,023 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:43:32,024 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 16:43:32,024 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682395025] [2020-10-28 16:43:32,024 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 16:43:32,025 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:43:32,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 16:43:32,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:43:32,026 INFO L87 Difference]: Start difference. First operand 142 states and 167 transitions. Second operand 7 states. [2020-10-28 16:43:32,541 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:43:34,193 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:43:35,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:43:35,389 INFO L93 Difference]: Finished difference Result 394 states and 488 transitions. [2020-10-28 16:43:35,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 16:43:35,390 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2020-10-28 16:43:35,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:43:35,394 INFO L225 Difference]: With dead ends: 394 [2020-10-28 16:43:35,394 INFO L226 Difference]: Without dead ends: 276 [2020-10-28 16:43:35,396 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2020-10-28 16:43:35,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2020-10-28 16:43:35,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 233. [2020-10-28 16:43:35,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 233 states. [2020-10-28 16:43:35,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 265 transitions. [2020-10-28 16:43:35,464 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 265 transitions. Word has length 70 [2020-10-28 16:43:35,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:43:35,465 INFO L481 AbstractCegarLoop]: Abstraction has 233 states and 265 transitions. [2020-10-28 16:43:35,465 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 16:43:35,465 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 265 transitions. [2020-10-28 16:43:35,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-28 16:43:35,467 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:43:35,467 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:43:35,467 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 16:43:35,468 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]=== [2020-10-28 16:43:35,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:43:35,468 INFO L82 PathProgramCache]: Analyzing trace with hash 1656687786, now seen corresponding path program 1 times [2020-10-28 16:43:35,468 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:43:35,469 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1003241272] [2020-10-28 16:43:35,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:43:35,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:35,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:36,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:36,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:36,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:36,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:37,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:40,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:40,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-28 16:43:40,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:43:40,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 16:43:40,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:40,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:40,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:43:40,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 64 [2020-10-28 16:43:40,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-28 16:43:40,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:40,955 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:43:40,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:43:40,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:40,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:41,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:41,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:41,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:41,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-28 16:43:41,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:41,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:41,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:41,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:41,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:41,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:41,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:43:41,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:41,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:41,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:41,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:41,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:41,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:41,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:41,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:41,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:41,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:41,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:41,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:41,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:43:41,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:41,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:41,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:41,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:41,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:41,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:41,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:41,024 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:41,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:41,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:41,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:41,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:41,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:43:41,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:41,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:41,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:41,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:41,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:41,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:41,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:41,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:41,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:41,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:41,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:41,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:41,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:43:41,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:41,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:41,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:41,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:41,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:41,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:43:41,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:41,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:41,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:41,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:41,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:41,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:41,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 16:43:41,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:41,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:41,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:41,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:41,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:41,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-28 16:43:41,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:43:41,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-28 16:43:41,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:41,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:41,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:41,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:41,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 16:43:41,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:41,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:43:41,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:41,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:41,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:41,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:41,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 16:43:41,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:43:41,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-28 16:43:41,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:41,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:41,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:41,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:41,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 16:43:41,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:41,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:43:41,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:41,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:41,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:41,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:43:41,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:41,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 16:43:41,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:41,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:41,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:41,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:41,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:43:41,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:41,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:43:41,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:41,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:41,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:41,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:43:41,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:41,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 16:43:41,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:41,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:41,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:41,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:41,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 16:43:41,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:41,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:43:41,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:41,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:41,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:41,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:43:41,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:41,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:41,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:41,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:41,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:41,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:41,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:41,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:41,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:43:41,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:41,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:41,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:41,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:41,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:41,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:41,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:41,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:41,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:41,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:41,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:43:41,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:41,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-28 16:43:41,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:41,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:41,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:41,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:41,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:41,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:43:41,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:41,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:41,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:43:41,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:41,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:43:41,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:41,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 16:43:41,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:41,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:41,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:41,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:41,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:41,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:43:41,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:41,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:41,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:43:41,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:41,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:43:41,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:41,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:43:41,306 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1003241272] [2020-10-28 16:43:41,306 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:43:41,306 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 16:43:41,306 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025816730] [2020-10-28 16:43:41,308 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 16:43:41,308 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:43:41,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 16:43:41,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-28 16:43:41,309 INFO L87 Difference]: Start difference. First operand 233 states and 265 transitions. Second operand 8 states. [2020-10-28 16:43:41,912 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:43:43,487 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:43:43,974 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:43:45,220 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:43:45,696 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:43:46,167 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:43:46,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:43:46,456 INFO L93 Difference]: Finished difference Result 278 states and 332 transitions. [2020-10-28 16:43:46,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 16:43:46,458 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 84 [2020-10-28 16:43:46,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:43:46,462 INFO L225 Difference]: With dead ends: 278 [2020-10-28 16:43:46,463 INFO L226 Difference]: Without dead ends: 274 [2020-10-28 16:43:46,463 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-28 16:43:46,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2020-10-28 16:43:46,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 233. [2020-10-28 16:43:46,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 233 states. [2020-10-28 16:43:46,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 264 transitions. [2020-10-28 16:43:46,553 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 264 transitions. Word has length 84 [2020-10-28 16:43:46,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:43:46,553 INFO L481 AbstractCegarLoop]: Abstraction has 233 states and 264 transitions. [2020-10-28 16:43:46,553 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 16:43:46,554 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 264 transitions. [2020-10-28 16:43:46,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-10-28 16:43:46,555 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:43:46,555 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] [2020-10-28 16:43:46,556 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 16:43:46,556 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]=== [2020-10-28 16:43:46,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:43:46,557 INFO L82 PathProgramCache]: Analyzing trace with hash 966926249, now seen corresponding path program 1 times [2020-10-28 16:43:46,557 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:43:46,557 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [607160170] [2020-10-28 16:43:46,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:43:46,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:46,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:46,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:46,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:51,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:51,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-28 16:43:51,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:43:51,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-28 16:43:51,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:51,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:51,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:43:51,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-28 16:43:51,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:43:51,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:52,031 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:43:52,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:43:52,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:52,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:52,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:52,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:52,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:52,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-28 16:43:52,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:52,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:52,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:52,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:52,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:52,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:52,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:43:52,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:52,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:52,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:52,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:52,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:52,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:52,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:52,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:52,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:52,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:52,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:52,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:52,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:43:52,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:52,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:52,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:52,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:52,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:52,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:52,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:52,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:52,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:52,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:52,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:52,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:52,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:43:52,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:52,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:52,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:52,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:52,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:52,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:52,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:52,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:52,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:52,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:52,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:52,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:52,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:43:52,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:52,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:52,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:52,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:43:52,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:52,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:43:52,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:52,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:52,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:52,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:52,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:52,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:52,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 16:43:52,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:52,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:52,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:52,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:43:52,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:52,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 16:43:52,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:52,157 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:52,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:43:52,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 16:43:52,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:43:52,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:52,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:43:52,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:52,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:52,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:52,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:43:52,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:52,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 16:43:52,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:52,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:52,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:43:52,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 16:43:52,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:43:52,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:52,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:43:52,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:52,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:52,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:52,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:43:52,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:52,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 16:43:52,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:52,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:52,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:43:52,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 16:43:52,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:43:52,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:52,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:43:52,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:52,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:52,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:52,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:43:52,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:52,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:43:52,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:52,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:52,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:43:52,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:52,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 16:43:52,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:52,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:43:52,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:52,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:52,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:52,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:43:52,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:52,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:52,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:52,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:52,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:52,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:52,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:52,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:52,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:43:52,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:52,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:52,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:52,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:43:52,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:52,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:43:52,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:52,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:52,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:52,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 16:43:52,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:52,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:52,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:43:52,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:52,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:52,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:52,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:43:52,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:52,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:52,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:52,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:52,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:52,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:52,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:52,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:52,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:43:52,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:52,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:52,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:52,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:52,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:52,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:43:52,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:52,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:52,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:52,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:52,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:52,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:43:52,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:43:52,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:52,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:52,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:52,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:52,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:52,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:43:52,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:52,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:52,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:52,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:43:52,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:52,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:52,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-28 16:43:52,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:52,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:52,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:52,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:52,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:52,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:52,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:52,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:52,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:52,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:52,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:52,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:52,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 16:43:52,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:52,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:52,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:43:52,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:43:52,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:43:52,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:43:52,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:43:52,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:43:52,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:43:52,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:43:52,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:43:52,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:43:52,406 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 16:43:52,407 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [607160170] [2020-10-28 16:43:52,408 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:43:52,408 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 16:43:52,408 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672209658] [2020-10-28 16:43:52,409 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 16:43:52,409 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:43:52,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 16:43:52,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-28 16:43:52,410 INFO L87 Difference]: Start difference. First operand 233 states and 264 transitions. Second operand 8 states. [2020-10-28 16:43:53,679 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:43:54,084 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:43:54,512 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:43:54,916 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:43:56,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:43:56,223 INFO L93 Difference]: Finished difference Result 484 states and 582 transitions. [2020-10-28 16:43:56,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-28 16:43:56,223 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 100 [2020-10-28 16:43:56,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:43:56,226 INFO L225 Difference]: With dead ends: 484 [2020-10-28 16:43:56,226 INFO L226 Difference]: Without dead ends: 275 [2020-10-28 16:43:56,227 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-28 16:43:56,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2020-10-28 16:43:56,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 238. [2020-10-28 16:43:56,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2020-10-28 16:43:56,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 269 transitions. [2020-10-28 16:43:56,293 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 269 transitions. Word has length 100 [2020-10-28 16:43:56,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:43:56,294 INFO L481 AbstractCegarLoop]: Abstraction has 238 states and 269 transitions. [2020-10-28 16:43:56,294 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 16:43:56,294 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 269 transitions. [2020-10-28 16:43:56,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-10-28 16:43:56,295 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:43:56,295 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] [2020-10-28 16:43:56,296 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 16:43:56,296 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]=== [2020-10-28 16:43:56,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:43:56,296 INFO L82 PathProgramCache]: Analyzing trace with hash -1388879001, now seen corresponding path program 1 times [2020-10-28 16:43:56,297 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:43:56,297 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1723125516] [2020-10-28 16:43:56,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:43:56,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:43:56,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:56,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:43:56,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:01,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:01,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-28 16:44:01,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:44:01,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 16:44:01,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:01,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:01,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:44:01,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-28 16:44:01,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:44:01,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:01,790 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:44:01,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:44:01,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:01,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:01,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:01,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:01,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:01,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-28 16:44:01,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:01,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:01,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:01,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:01,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:01,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:01,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:44:01,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:01,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:01,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:01,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:01,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:01,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:01,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:01,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:01,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:01,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:01,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:01,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:01,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:44:01,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:01,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:01,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:01,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:01,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:01,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:01,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:01,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:01,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:01,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:01,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:01,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:01,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:01,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:01,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:01,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:01,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:01,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:01,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:01,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:01,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:01,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:01,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:01,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:01,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:01,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:44:01,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:01,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:01,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:01,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:01,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:01,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:01,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:01,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:01,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:01,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:01,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:01,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:01,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 16:44:01,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:01,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:01,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:01,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:44:01,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:01,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-28 16:44:01,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:01,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:01,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:44:01,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 16:44:01,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:44:01,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:01,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:01,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:01,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:01,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:01,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:44:01,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:01,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 16:44:01,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:02,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:02,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:44:02,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 16:44:02,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:44:02,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:02,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:02,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:02,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:02,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:44:02,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:02,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 16:44:02,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:02,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:02,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:44:02,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 16:44:02,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:44:02,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:02,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:02,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:02,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:02,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:02,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:44:02,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:02,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 16:44:02,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:02,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:02,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:44:02,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 16:44:02,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:44:02,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:02,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:02,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:02,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:02,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:02,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:44:02,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:02,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:44:02,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:02,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:02,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:44:02,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:02,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:44:02,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:02,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:44:02,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:02,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:02,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:02,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:44:02,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:02,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 16:44:02,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:02,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:02,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:02,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 16:44:02,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:02,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 16:44:02,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:02,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:02,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:02,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:02,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:44:02,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:02,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:44:02,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:02,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:02,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:02,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:02,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:02,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:02,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:02,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:02,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:02,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:02,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:02,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:02,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:02,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:02,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:02,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:02,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:02,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:02,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:02,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:02,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:02,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:02,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:02,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:02,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:02,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:02,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:02,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:02,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:02,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:02,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:02,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-28 16:44:02,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:02,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:02,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:02,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:02,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:02,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:02,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:02,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:02,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:02,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:02,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:02,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:02,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 16:44:02,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:02,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:02,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:02,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:02,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:02,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:02,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:02,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:02,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:02,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:02,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:02,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:02,197 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 16:44:02,197 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1723125516] [2020-10-28 16:44:02,197 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:44:02,197 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 16:44:02,198 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969580298] [2020-10-28 16:44:02,199 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 16:44:02,199 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:44:02,199 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 16:44:02,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:44:02,200 INFO L87 Difference]: Start difference. First operand 238 states and 269 transitions. Second operand 7 states. [2020-10-28 16:44:03,552 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:44:03,940 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:44:04,322 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:44:05,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:44:05,631 INFO L93 Difference]: Finished difference Result 494 states and 593 transitions. [2020-10-28 16:44:05,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 16:44:05,633 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 100 [2020-10-28 16:44:05,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:44:05,636 INFO L225 Difference]: With dead ends: 494 [2020-10-28 16:44:05,636 INFO L226 Difference]: Without dead ends: 280 [2020-10-28 16:44:05,637 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:44:05,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2020-10-28 16:44:05,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 242. [2020-10-28 16:44:05,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2020-10-28 16:44:05,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 273 transitions. [2020-10-28 16:44:05,734 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 273 transitions. Word has length 100 [2020-10-28 16:44:05,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:44:05,735 INFO L481 AbstractCegarLoop]: Abstraction has 242 states and 273 transitions. [2020-10-28 16:44:05,735 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 16:44:05,735 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 273 transitions. [2020-10-28 16:44:05,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-10-28 16:44:05,739 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:44:05,739 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:44:05,739 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 16:44:05,739 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]=== [2020-10-28 16:44:05,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:44:05,740 INFO L82 PathProgramCache]: Analyzing trace with hash -619708986, now seen corresponding path program 1 times [2020-10-28 16:44:05,740 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:44:05,740 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [8169297] [2020-10-28 16:44:05,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:44:05,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:05,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:05,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:06,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:10,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:10,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-28 16:44:10,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:44:10,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 16:44:10,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:10,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:10,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 16:44:10,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:10,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 128 [2020-10-28 16:44:10,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:11,174 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:44:11,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:44:11,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:11,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:11,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:11,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:11,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:11,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-28 16:44:11,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:11,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:11,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:11,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:11,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:44:11,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:11,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:44:11,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:11,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:11,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:11,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:11,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:11,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:11,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:11,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:11,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:11,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:11,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:44:11,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:11,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:44:11,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:11,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:11,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:11,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:11,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:11,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:11,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:11,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:11,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:11,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:11,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:44:11,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:11,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:11,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:11,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:11,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:11,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:11,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:11,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:11,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:11,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:11,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:11,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:11,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:44:11,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:11,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:44:11,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:11,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:11,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:11,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:11,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:11,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:11,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:11,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:11,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:11,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:11,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:44:11,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:11,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 16:44:11,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:11,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:11,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:11,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:11,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:44:11,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:44:11,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-28 16:44:11,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:11,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:11,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:11,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:11,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-28 16:44:11,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:11,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:11,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:11,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:11,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:11,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:44:11,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:11,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:44:11,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:11,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:11,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:11,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:11,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:11,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:11,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:11,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:11,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:11,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:11,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:44:11,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:11,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:44:11,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:11,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:11,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:11,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:11,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:11,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:11,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:11,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:11,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:11,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:11,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:44:11,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:11,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:11,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:11,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:11,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:11,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:11,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:11,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:11,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:11,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:11,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:11,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:11,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:44:11,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:11,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:11,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:11,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:11,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:11,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:11,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:11,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:11,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:44:11,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:11,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:11,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:11,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:44:11,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:11,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:44:11,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:11,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:11,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:11,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:11,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:11,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:11,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:11,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:11,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:11,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:11,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:44:11,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:11,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:11,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:11,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:11,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:11,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:11,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:11,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:11,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:11,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:11,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:11,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:11,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:11,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:11,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:11,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:11,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:11,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:11,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:11,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:11,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:11,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:11,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:11,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:11,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:11,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:11,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:11,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:11,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:11,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:11,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:11,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:11,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:11,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:11,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-28 16:44:11,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:11,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:11,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:11,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:11,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:11,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:44:11,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:11,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:11,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:44:11,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:11,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:44:11,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:11,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 16:44:11,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:11,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:11,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:11,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:11,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:11,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:11,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:11,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:11,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:11,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:11,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:11,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:11,451 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 16:44:11,451 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [8169297] [2020-10-28 16:44:11,451 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:44:11,451 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 16:44:11,452 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999595137] [2020-10-28 16:44:11,452 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 16:44:11,452 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:44:11,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 16:44:11,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-28 16:44:11,453 INFO L87 Difference]: Start difference. First operand 242 states and 273 transitions. Second operand 8 states. [2020-10-28 16:44:11,983 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:44:13,283 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:44:13,794 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:44:14,621 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:44:14,984 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:44:15,407 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:44:16,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:44:16,930 INFO L93 Difference]: Finished difference Result 720 states and 869 transitions. [2020-10-28 16:44:16,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 16:44:16,931 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 100 [2020-10-28 16:44:16,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:44:16,935 INFO L225 Difference]: With dead ends: 720 [2020-10-28 16:44:16,935 INFO L226 Difference]: Without dead ends: 502 [2020-10-28 16:44:16,937 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-28 16:44:16,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2020-10-28 16:44:17,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 438. [2020-10-28 16:44:17,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 438 states. [2020-10-28 16:44:17,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 438 states and 496 transitions. [2020-10-28 16:44:17,051 INFO L78 Accepts]: Start accepts. Automaton has 438 states and 496 transitions. Word has length 100 [2020-10-28 16:44:17,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:44:17,052 INFO L481 AbstractCegarLoop]: Abstraction has 438 states and 496 transitions. [2020-10-28 16:44:17,052 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 16:44:17,052 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 496 transitions. [2020-10-28 16:44:17,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-10-28 16:44:17,053 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:44:17,053 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:44:17,054 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 16:44:17,054 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]=== [2020-10-28 16:44:17,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:44:17,054 INFO L82 PathProgramCache]: Analyzing trace with hash 906844866, now seen corresponding path program 1 times [2020-10-28 16:44:17,055 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:44:17,055 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1483248047] [2020-10-28 16:44:17,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:44:17,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:17,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:17,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:17,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:21,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:21,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 154 [2020-10-28 16:44:21,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:44:21,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4421 [2020-10-28 16:44:21,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:21,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:21,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 16:44:21,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:21,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-10-28 16:44:21,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:21,874 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:44:21,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:44:21,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:21,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:21,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:21,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:21,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:21,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-28 16:44:21,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:21,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:21,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:21,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:21,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:44:21,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:21,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:44:21,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:21,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:21,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:21,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:21,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:21,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:21,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:21,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:21,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:21,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:21,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:44:21,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:21,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:44:21,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:21,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:21,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:21,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:21,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:21,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:21,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:21,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:21,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:21,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:21,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:44:21,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:21,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:21,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:21,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:21,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:21,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:21,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:21,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:44:21,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:21,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:21,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:21,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:21,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:44:21,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:21,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:44:21,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:21,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:21,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:21,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:21,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:21,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:21,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:21,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:21,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:21,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:21,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:44:21,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:21,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 16:44:21,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:21,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:21,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:21,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:21,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:21,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:21,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:21,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:21,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:21,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:21,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:44:21,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:21,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:44:22,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:22,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:22,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:22,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:44:22,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:22,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 16:44:22,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:22,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:22,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:22,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 16:44:22,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-28 16:44:22,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:22,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:22,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:22,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:22,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:22,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:44:22,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:22,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 16:44:22,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:22,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:22,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:22,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:22,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 16:44:22,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:22,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:22,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:22,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:22,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:22,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:44:22,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:22,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:44:22,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:22,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:22,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:22,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:22,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 16:44:22,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:22,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:22,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:22,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:22,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:22,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:44:22,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:22,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:44:22,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:22,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:22,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:22,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:22,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 16:44:22,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:22,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:22,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:22,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:22,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:22,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:44:22,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:22,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:22,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:22,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:22,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:22,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:22,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:44:22,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:22,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:44:22,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:22,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:22,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:22,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:44:22,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:22,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:44:22,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:22,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:22,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:22,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:22,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-28 16:44:22,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:22,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:22,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:22,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:22,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:22,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:44:22,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:22,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:22,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:22,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:22,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:22,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:22,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:22,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:22,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:22,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:22,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:22,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:22,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:22,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:22,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:22,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:22,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:22,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:22,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:22,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:22,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:22,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:22,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:22,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:22,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:22,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:22,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:22,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:22,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:22,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:22,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:22,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:22,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:22,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:22,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-28 16:44:22,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:22,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:22,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:22,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:22,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:22,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:22,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:22,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:22,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:22,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:22,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:22,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:22,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-28 16:44:22,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:22,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:22,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:22,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:22,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:22,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:22,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:22,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:22,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:22,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:22,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:22,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:22,149 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 16:44:22,149 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1483248047] [2020-10-28 16:44:22,149 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:44:22,149 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 16:44:22,149 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934228758] [2020-10-28 16:44:22,150 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 16:44:22,150 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:44:22,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 16:44:22,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-28 16:44:22,151 INFO L87 Difference]: Start difference. First operand 438 states and 496 transitions. Second operand 8 states. [2020-10-28 16:44:22,691 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:44:23,442 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:44:26,195 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:44:28,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:44:28,120 INFO L93 Difference]: Finished difference Result 1560 states and 2021 transitions. [2020-10-28 16:44:28,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-28 16:44:28,121 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 104 [2020-10-28 16:44:28,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:44:28,131 INFO L225 Difference]: With dead ends: 1560 [2020-10-28 16:44:28,131 INFO L226 Difference]: Without dead ends: 1146 [2020-10-28 16:44:28,134 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2020-10-28 16:44:28,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1146 states. [2020-10-28 16:44:28,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1146 to 1018. [2020-10-28 16:44:28,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1018 states. [2020-10-28 16:44:28,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 1018 states and 1215 transitions. [2020-10-28 16:44:28,420 INFO L78 Accepts]: Start accepts. Automaton has 1018 states and 1215 transitions. Word has length 104 [2020-10-28 16:44:28,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:44:28,422 INFO L481 AbstractCegarLoop]: Abstraction has 1018 states and 1215 transitions. [2020-10-28 16:44:28,422 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 16:44:28,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1215 transitions. [2020-10-28 16:44:28,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-10-28 16:44:28,424 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:44:28,424 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:44:28,425 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 16:44:28,425 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]=== [2020-10-28 16:44:28,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:44:28,425 INFO L82 PathProgramCache]: Analyzing trace with hash -814655300, now seen corresponding path program 1 times [2020-10-28 16:44:28,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:44:28,426 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [896975453] [2020-10-28 16:44:28,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:44:28,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:28,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:28,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:29,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:29,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 160 [2020-10-28 16:44:29,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:44:29,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 762 [2020-10-28 16:44:29,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:29,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:29,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:44:29,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-28 16:44:29,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-28 16:44:29,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:29,587 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:44:29,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:44:29,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:29,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:29,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:29,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:29,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:29,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 16:44:29,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:29,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:29,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:29,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:29,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:29,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:29,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:44:29,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:29,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:29,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:29,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:29,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:29,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:29,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:29,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:29,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:29,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:29,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:29,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 48 [2020-10-28 16:44:29,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:44:29,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:29,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:29,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:29,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:29,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:29,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:29,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:29,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:29,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:29,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:29,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:29,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:29,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:29,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:29,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:29,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:29,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:29,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:29,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:29,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:29,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:29,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:29,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:29,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:29,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:29,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:44:29,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:29,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:29,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:29,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:29,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:29,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:29,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:29,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:29,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:29,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:29,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:29,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:29,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:44:29,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:29,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:29,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:29,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:29,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:29,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:29,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:29,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:29,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:29,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:29,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:29,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:29,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-28 16:44:29,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:29,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:29,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:29,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:29,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:29,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:29,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:29,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:29,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:29,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:29,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:44:29,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:29,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 16:44:29,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:29,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:29,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:29,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:44:29,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:29,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-28 16:44:29,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:29,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:29,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:44:29,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-28 16:44:29,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 16:44:29,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:29,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:29,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:29,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:29,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:29,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:44:29,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:29,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-28 16:44:29,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:29,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:29,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:44:29,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:29,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-28 16:44:29,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:29,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:29,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:29,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:29,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:29,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:44:29,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:29,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 16:44:29,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:29,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:29,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:44:29,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:29,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-28 16:44:29,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:29,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:29,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:29,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:29,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:29,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:44:29,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:29,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:44:29,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:29,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:29,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:29,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:29,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:29,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:29,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:29,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:29,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:29,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:29,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:44:29,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:29,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:29,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:29,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:29,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:29,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:29,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:29,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:29,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:44:29,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:29,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:29,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:29,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:44:29,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:29,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 16:44:29,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:29,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:29,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:44:29,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:29,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 16:44:29,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:30,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:30,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:30,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:30,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:30,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:44:30,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:30,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:44:30,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:30,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:30,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:44:30,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:30,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:44:30,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:30,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:30,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:30,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:30,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:30,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:30,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:44:30,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:30,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:30,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:44:30,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:30,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:44:30,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:30,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:30,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:30,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:30,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:30,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:30,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:30,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:30,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:30,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:30,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:30,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:30,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:44:30,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:30,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-28 16:44:30,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:30,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:30,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:30,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:30,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:30,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:30,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:30,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:30,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:30,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:30,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:30,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:30,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-28 16:44:30,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:30,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:30,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:30,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:30,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:30,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:30,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:30,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:30,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:30,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:30,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:30,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:30,115 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 16:44:30,115 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [896975453] [2020-10-28 16:44:30,116 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:44:30,116 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-28 16:44:30,116 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170834048] [2020-10-28 16:44:30,116 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 16:44:30,117 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:44:30,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 16:44:30,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-10-28 16:44:30,118 INFO L87 Difference]: Start difference. First operand 1018 states and 1215 transitions. Second operand 14 states. [2020-10-28 16:44:30,947 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:44:31,864 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:44:33,061 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:44:33,530 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:44:33,940 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:44:34,357 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:44:34,837 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:44:35,248 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:44:36,076 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 208 [2020-10-28 16:44:36,965 WARN L193 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 208 [2020-10-28 16:44:39,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:44:39,499 INFO L93 Difference]: Finished difference Result 2102 states and 2591 transitions. [2020-10-28 16:44:39,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-28 16:44:39,500 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 108 [2020-10-28 16:44:39,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:44:39,507 INFO L225 Difference]: With dead ends: 2102 [2020-10-28 16:44:39,508 INFO L226 Difference]: Without dead ends: 1108 [2020-10-28 16:44:39,517 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 238 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=248, Invalid=874, Unknown=0, NotChecked=0, Total=1122 [2020-10-28 16:44:39,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1108 states. [2020-10-28 16:44:39,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1108 to 988. [2020-10-28 16:44:39,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 988 states. [2020-10-28 16:44:39,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 988 states and 1162 transitions. [2020-10-28 16:44:39,733 INFO L78 Accepts]: Start accepts. Automaton has 988 states and 1162 transitions. Word has length 108 [2020-10-28 16:44:39,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:44:39,734 INFO L481 AbstractCegarLoop]: Abstraction has 988 states and 1162 transitions. [2020-10-28 16:44:39,734 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-28 16:44:39,734 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1162 transitions. [2020-10-28 16:44:39,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-10-28 16:44:39,738 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:44:39,738 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:44:39,739 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 16:44:39,739 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:44:39,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:44:39,739 INFO L82 PathProgramCache]: Analyzing trace with hash 1958860913, now seen corresponding path program 1 times [2020-10-28 16:44:39,740 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:44:39,740 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2006561022] [2020-10-28 16:44:39,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:44:39,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:39,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:39,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:40,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:44,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:44,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 253 [2020-10-28 16:44:44,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:44:44,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 16:44:44,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:44,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:44,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 16:44:44,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-28 16:44:44,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 121 [2020-10-28 16:44:44,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,206 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:44:45,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:44:45,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:45,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 16:44:45,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:45,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:45,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:44:45,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:45,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:45,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:45,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:45,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:44:45,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:45,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:45,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:45,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:45,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:45,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:45,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:45,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:45,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:45,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:44:45,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:45,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:45,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:45,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:45,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:44:45,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:45,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:45,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:45,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:45,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:44:45,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-28 16:44:45,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 16:44:45,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:45,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-28 16:44:45,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:45,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:44:45,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:44:45,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:45,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 16:44:45,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:45,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:44:45,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:44:45,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:45,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 16:44:45,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:45,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:44:45,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:44:45,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:45,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 16:44:45,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:45,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:44:45,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:44:45,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:45,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 16:44:45,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:45,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:44:45,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:45,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:45,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:44:45,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:44:45,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:44:45,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:44:45,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:45,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-28 16:44:45,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:45,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:44:45,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:45,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:45,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:45,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:45,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:45,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:45,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:45,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:45,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:45,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:45,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:45,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:45,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:45,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:44:45,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 16:44:45,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:44:45,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:45,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 16:44:45,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:45,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:45,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:45,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:45,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:45,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-28 16:44:45,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:45,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:45,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:45,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:44:45,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-28 16:44:45,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:45,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:44:45,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:44:45,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:44:45,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 16:44:45,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 16:44:45,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 16:44:45,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 16:44:45,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:44:45,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 16:44:45,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-28 16:44:45,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:45,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:44:45,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:45,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:45,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:45,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:45,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:45,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:45,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:45,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:45,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:44:45,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 16:44:45,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 16:44:45,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,576 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:44:45,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 16:44:45,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:45,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:44:45,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 16:44:45,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:44:45,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 16:44:45,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:45,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:45,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:44:45,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:44:45,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:44:45,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:44:45,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:44:45,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:44:45,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:45,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:44:45,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:45,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:45,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:45,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:45,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:45,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:45,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:45,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-28 16:44:45,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:45,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:45,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:45,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:45,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:45,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-28 16:44:45,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:45,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:45,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:45,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:45,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:45,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:45,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:45,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:45,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:45,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:45,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:45,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:45,836 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-10-28 16:44:45,836 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2006561022] [2020-10-28 16:44:45,836 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:44:45,836 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-28 16:44:45,837 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791069689] [2020-10-28 16:44:45,838 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 16:44:45,838 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:44:45,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 16:44:45,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2020-10-28 16:44:45,839 INFO L87 Difference]: Start difference. First operand 988 states and 1162 transitions. Second operand 14 states. [2020-10-28 16:44:46,500 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:44:47,806 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:44:50,672 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-10-28 16:44:51,455 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 207 [2020-10-28 16:44:52,240 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 209 [2020-10-28 16:44:54,393 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:44:54,842 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 16:44:55,254 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:44:55,637 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:44:58,340 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-10-28 16:44:59,134 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 207 [2020-10-28 16:44:59,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:44:59,914 INFO L93 Difference]: Finished difference Result 3273 states and 4216 transitions. [2020-10-28 16:44:59,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-10-28 16:44:59,914 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 177 [2020-10-28 16:44:59,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:44:59,930 INFO L225 Difference]: With dead ends: 3273 [2020-10-28 16:44:59,930 INFO L226 Difference]: Without dead ends: 2443 [2020-10-28 16:44:59,935 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 75 SyntacticMatches, 6 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 522 ImplicationChecksByTransitivity, 7.2s TimeCoverageRelationStatistics Valid=434, Invalid=1636, Unknown=0, NotChecked=0, Total=2070 [2020-10-28 16:44:59,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2443 states. [2020-10-28 16:45:00,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2443 to 1978. [2020-10-28 16:45:00,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1978 states. [2020-10-28 16:45:00,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2341 transitions. [2020-10-28 16:45:00,390 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2341 transitions. Word has length 177 [2020-10-28 16:45:00,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:45:00,390 INFO L481 AbstractCegarLoop]: Abstraction has 1978 states and 2341 transitions. [2020-10-28 16:45:00,390 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-28 16:45:00,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2341 transitions. [2020-10-28 16:45:00,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-10-28 16:45:00,394 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:45:00,395 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:45:00,395 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-28 16:45:00,395 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:45:00,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:45:00,395 INFO L82 PathProgramCache]: Analyzing trace with hash 1114855411, now seen corresponding path program 1 times [2020-10-28 16:45:00,396 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:45:00,396 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [973745552] [2020-10-28 16:45:00,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:45:00,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:00,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:00,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:01,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 253 [2020-10-28 16:45:03,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:45:03,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2659 [2020-10-28 16:45:03,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:45:03,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 152 [2020-10-28 16:45:03,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-28 16:45:03,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,444 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:45:03,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:45:03,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:03,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:45:03,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:03,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:03,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:45:03,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:45:03,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:45:03,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:03,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:03,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:45:03,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:45:03,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:45:03,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:03,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:03,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:45:03,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:03,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:45:03,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:03,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:03,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:45:03,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:45:03,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:45:03,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:03,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:03,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:45:03,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:03,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:03,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:03,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:03,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:45:03,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-28 16:45:03,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 16:45:03,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:03,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:03,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:45:03,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 16:45:03,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:45:03,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:03,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:03,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:45:03,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:45:03,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:45:03,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:03,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:03,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:45:03,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:45:03,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:45:03,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:03,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:03,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:45:03,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:45:03,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:03,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:03,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:03,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:45:03,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:45:03,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:45:03,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:03,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:03,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:45:03,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:45:03,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:45:03,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:45:03,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:03,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:03,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:45:03,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:45:03,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:03,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:03,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:03,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:45:03,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:03,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:45:03,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:03,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:03,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:45:03,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:03,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:45:03,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:03,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:03,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:45:03,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 16:45:03,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:03,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:03,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:03,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:45:03,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:03,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:45:03,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:03,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:03,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-28 16:45:03,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:03,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:03,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:45:03,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:45:03,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-28 16:45:03,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:03,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:03,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:45:03,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:45:03,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 16:45:03,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 16:45:03,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:45:03,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-28 16:45:03,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:45:03,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 16:45:03,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-28 16:45:03,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:45:03,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:45:03,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:45:03,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:45:03,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:45:03,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:45:03,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:03,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:45:03,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:45:03,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:45:03,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:45:03,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 16:45:03,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:45:03,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 16:45:03,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:45:03,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 16:45:03,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:45:03,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:45:03,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:03,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:03,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:03,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:45:03,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:03,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:45:03,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:03,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:03,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:45:03,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:45:03,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:03,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:03,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:03,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:45:03,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:45:03,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:45:03,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:03,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:03,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:03,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-28 16:45:03,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:03,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:45:03,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:03,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:45:03,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:03,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-28 16:45:03,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:03,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:03,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:03,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:03,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:03,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:45:03,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:03,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:03,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:03,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:45:03,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:03,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:03,971 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 19 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-10-28 16:45:03,972 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [973745552] [2020-10-28 16:45:03,972 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:45:03,973 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-28 16:45:03,973 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433950719] [2020-10-28 16:45:03,973 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 16:45:03,973 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:45:03,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 16:45:03,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-10-28 16:45:03,974 INFO L87 Difference]: Start difference. First operand 1978 states and 2341 transitions. Second operand 14 states. [2020-10-28 16:45:04,598 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:45:05,519 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:45:06,749 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:45:07,260 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:45:07,694 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:45:08,094 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:45:08,570 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:45:08,984 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:45:10,325 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:45:10,699 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:45:11,124 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:45:11,503 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:45:12,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:45:12,811 INFO L93 Difference]: Finished difference Result 3614 states and 4468 transitions. [2020-10-28 16:45:12,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-28 16:45:12,812 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 177 [2020-10-28 16:45:12,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:45:12,815 INFO L225 Difference]: With dead ends: 3614 [2020-10-28 16:45:12,815 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 16:45:12,825 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 323 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=281, Invalid=1125, Unknown=0, NotChecked=0, Total=1406 [2020-10-28 16:45:12,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 16:45:12,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 16:45:12,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 16:45:12,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 16:45:12,826 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 177 [2020-10-28 16:45:12,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:45:12,827 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 16:45:12,827 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-28 16:45:12,827 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 16:45:12,827 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 16:45:12,827 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-28 16:45:12,829 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 16:45:14,602 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 212 [2020-10-28 16:45:17,211 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 391 DAG size of output: 342 [2020-10-28 16:45:18,084 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 231 [2020-10-28 16:45:18,444 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 229 [2020-10-28 16:45:18,679 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 227 [2020-10-28 16:45:19,207 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 225 [2020-10-28 16:45:19,313 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 225 [2020-10-28 16:45:19,681 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 229 [2020-10-28 16:45:21,519 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 403 DAG size of output: 344 [2020-10-28 16:45:22,600 WARN L193 SmtUtils]: Spent 970.00 ms on a formula simplification. DAG size of input: 388 DAG size of output: 339 [2020-10-28 16:45:25,882 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 222 [2020-10-28 16:45:30,303 WARN L193 SmtUtils]: Spent 878.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 342 [2020-10-28 16:45:33,726 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 228 DAG size of output: 16 [2020-10-28 16:45:33,978 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 1 [2020-10-28 16:45:34,415 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 9 [2020-10-28 16:45:34,775 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 22 [2020-10-28 16:45:35,692 WARN L193 SmtUtils]: Spent 909.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 19 [2020-10-28 16:45:36,015 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 22 [2020-10-28 16:45:38,289 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 276 DAG size of output: 26 [2020-10-28 16:45:38,612 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 22 [2020-10-28 16:45:38,952 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 1 [2020-10-28 16:45:39,280 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 22 [2020-10-28 16:45:43,661 WARN L193 SmtUtils]: Spent 4.36 s on a formula simplification. DAG size of input: 249 DAG size of output: 41 [2020-10-28 16:45:44,017 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 1 [2020-10-28 16:45:45,232 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 202 DAG size of output: 24 [2020-10-28 16:45:45,367 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 16 [2020-10-28 16:45:47,714 WARN L193 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 278 DAG size of output: 22 [2020-10-28 16:45:48,071 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:45:49,119 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 201 DAG size of output: 19 [2020-10-28 16:45:51,289 WARN L193 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 273 DAG size of output: 26 [2020-10-28 16:45:52,711 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 246 DAG size of output: 20 [2020-10-28 16:45:53,763 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 201 DAG size of output: 19 [2020-10-28 16:45:54,135 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 1 [2020-10-28 16:45:55,474 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 225 DAG size of output: 20 [2020-10-28 16:45:56,509 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 166 DAG size of output: 22 [2020-10-28 16:45:57,640 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 201 DAG size of output: 19 [2020-10-28 16:45:58,622 WARN L193 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 21 [2020-10-28 16:45:58,975 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 22 [2020-10-28 16:45:59,328 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 22 [2020-10-28 16:46:00,366 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 218 DAG size of output: 19 [2020-10-28 16:46:01,485 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 228 DAG size of output: 27 [2020-10-28 16:46:01,806 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-10-28 16:46:03,417 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 220 DAG size of output: 18 [2020-10-28 16:46:10,049 WARN L193 SmtUtils]: Spent 6.62 s on a formula simplification. DAG size of input: 246 DAG size of output: 36 [2020-10-28 16:46:10,380 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-10-28 16:46:11,525 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 213 DAG size of output: 23 [2020-10-28 16:46:13,116 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 218 DAG size of output: 18 [2020-10-28 16:46:14,047 WARN L193 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 20 [2020-10-28 16:46:14,828 WARN L193 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 22 [2020-10-28 16:46:15,133 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 1 [2020-10-28 16:46:15,482 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 22 [2020-10-28 16:46:16,451 WARN L193 SmtUtils]: Spent 966.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 22 [2020-10-28 16:46:16,705 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 1 [2020-10-28 16:46:17,042 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 18 [2020-10-28 16:46:17,329 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 1 [2020-10-28 16:46:17,678 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 22 [2020-10-28 16:46:18,027 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 22 [2020-10-28 16:46:19,147 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 203 DAG size of output: 19 [2020-10-28 16:46:19,459 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 1 [2020-10-28 16:46:21,884 WARN L193 SmtUtils]: Spent 2.42 s on a formula simplification. DAG size of input: 281 DAG size of output: 26 [2020-10-28 16:46:22,233 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 1 [2020-10-28 16:46:24,931 WARN L193 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 213 DAG size of output: 23 [2020-10-28 16:46:26,515 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 176 DAG size of output: 17 [2020-10-28 16:46:27,975 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 211 DAG size of output: 20 [2020-10-28 16:46:28,294 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-10-28 16:46:28,631 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 1 [2020-10-28 16:46:29,561 WARN L193 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 19 [2020-10-28 16:46:29,566 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 16:46:29,566 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 16:46:29,566 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 16:46:29,566 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 16:46:29,567 INFO L274 CegarLoopResult]: For program point L732(lines 709 733) no Hoare annotation was computed. [2020-10-28 16:46:29,567 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 685 740) no Hoare annotation was computed. [2020-10-28 16:46:29,567 INFO L274 CegarLoopResult]: For program point L716(lines 716 720) no Hoare annotation was computed. [2020-10-28 16:46:29,567 INFO L274 CegarLoopResult]: For program point L716-1(lines 716 720) no Hoare annotation was computed. [2020-10-28 16:46:29,567 INFO L274 CegarLoopResult]: For program point L711(line 711) no Hoare annotation was computed. [2020-10-28 16:46:29,567 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 685 740) no Hoare annotation was computed. [2020-10-28 16:46:29,567 INFO L274 CegarLoopResult]: For program point L710-2(lines 710 731) no Hoare annotation was computed. [2020-10-28 16:46:29,567 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 685 740) no Hoare annotation was computed. [2020-10-28 16:46:29,568 INFO L274 CegarLoopResult]: For program point L768(line 768) no Hoare annotation was computed. [2020-10-28 16:46:29,568 INFO L274 CegarLoopResult]: For program point L767-2(lines 767 792) no Hoare annotation was computed. [2020-10-28 16:46:29,568 INFO L274 CegarLoopResult]: For program point L793(lines 766 794) no Hoare annotation was computed. [2020-10-28 16:46:29,568 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 741 800) no Hoare annotation was computed. [2020-10-28 16:46:29,568 INFO L274 CegarLoopResult]: For program point L786(line 786) no Hoare annotation was computed. [2020-10-28 16:46:29,568 INFO L274 CegarLoopResult]: For program point L786-1(line 786) no Hoare annotation was computed. [2020-10-28 16:46:29,568 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 741 800) no Hoare annotation was computed. [2020-10-28 16:46:29,568 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 741 800) no Hoare annotation was computed. [2020-10-28 16:46:29,568 INFO L274 CegarLoopResult]: For program point L773(lines 773 777) no Hoare annotation was computed. [2020-10-28 16:46:29,568 INFO L274 CegarLoopResult]: For program point L773-1(lines 773 777) no Hoare annotation was computed. [2020-10-28 16:46:29,569 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 63 69) the Hoare annotation is: true [2020-10-28 16:46:29,569 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 63 69) no Hoare annotation was computed. [2020-10-28 16:46:29,569 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 70 78) no Hoare annotation was computed. [2020-10-28 16:46:29,569 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 70 78) the Hoare annotation is: true [2020-10-28 16:46:29,569 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 70 78) no Hoare annotation was computed. [2020-10-28 16:46:29,569 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 302 324) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-28 16:46:29,569 INFO L270 CegarLoopResult]: At program point L314(line 314) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-28 16:46:29,569 INFO L270 CegarLoopResult]: At program point L314-1(line 314) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-28 16:46:29,570 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 302 324) no Hoare annotation was computed. [2020-10-28 16:46:29,570 INFO L274 CegarLoopResult]: For program point L312(lines 312 319) no Hoare annotation was computed. [2020-10-28 16:46:29,570 INFO L274 CegarLoopResult]: For program point L312-1(lines 312 319) no Hoare annotation was computed. [2020-10-28 16:46:29,570 INFO L274 CegarLoopResult]: For program point L310(line 310) no Hoare annotation was computed. [2020-10-28 16:46:29,570 INFO L270 CegarLoopResult]: At program point L309(line 309) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-28 16:46:29,570 INFO L270 CegarLoopResult]: At program point L308(line 308) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-28 16:46:29,570 INFO L270 CegarLoopResult]: At program point L308-1(line 308) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-28 16:46:29,570 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 302 324) no Hoare annotation was computed. [2020-10-28 16:46:29,571 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 260 283) no Hoare annotation was computed. [2020-10-28 16:46:29,571 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 260 283) no Hoare annotation was computed. [2020-10-28 16:46:29,571 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 260 283) no Hoare annotation was computed. [2020-10-28 16:46:29,571 INFO L274 CegarLoopResult]: For program point L278(line 278) no Hoare annotation was computed. [2020-10-28 16:46:29,571 INFO L274 CegarLoopResult]: For program point L277(line 277) no Hoare annotation was computed. [2020-10-28 16:46:29,571 INFO L274 CegarLoopResult]: For program point L276(line 276) no Hoare annotation was computed. [2020-10-28 16:46:29,571 INFO L274 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-10-28 16:46:29,571 INFO L274 CegarLoopResult]: For program point L274(line 274) no Hoare annotation was computed. [2020-10-28 16:46:29,571 INFO L274 CegarLoopResult]: For program point L273(line 273) no Hoare annotation was computed. [2020-10-28 16:46:29,571 INFO L274 CegarLoopResult]: For program point L272(line 272) no Hoare annotation was computed. [2020-10-28 16:46:29,571 INFO L274 CegarLoopResult]: For program point L271(line 271) no Hoare annotation was computed. [2020-10-28 16:46:29,572 INFO L274 CegarLoopResult]: For program point L270(line 270) no Hoare annotation was computed. [2020-10-28 16:46:29,572 INFO L274 CegarLoopResult]: For program point L269(line 269) no Hoare annotation was computed. [2020-10-28 16:46:29,572 INFO L274 CegarLoopResult]: For program point L268(line 268) no Hoare annotation was computed. [2020-10-28 16:46:29,572 INFO L274 CegarLoopResult]: For program point L267(line 267) no Hoare annotation was computed. [2020-10-28 16:46:29,572 INFO L274 CegarLoopResult]: For program point L266(line 266) no Hoare annotation was computed. [2020-10-28 16:46:29,572 INFO L274 CegarLoopResult]: For program point L265(line 265) no Hoare annotation was computed. [2020-10-28 16:46:29,572 INFO L270 CegarLoopResult]: At program point L408(line 408) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| 0)) (.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse3 (not .cse2)) (or .cse0 .cse1 .cse3))) [2020-10-28 16:46:29,572 INFO L274 CegarLoopResult]: For program point L408-1(lines 389 413) no Hoare annotation was computed. [2020-10-28 16:46:29,572 INFO L270 CegarLoopResult]: At program point L403(line 403) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse0 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse0 .cse2 .cse1))) [2020-10-28 16:46:29,573 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 389 413) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-28 16:46:29,573 INFO L270 CegarLoopResult]: At program point L399(line 399) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse0 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse0 .cse2 .cse1))) [2020-10-28 16:46:29,573 INFO L274 CegarLoopResult]: For program point L397(lines 397 405) no Hoare annotation was computed. [2020-10-28 16:46:29,573 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 389 413) no Hoare annotation was computed. [2020-10-28 16:46:29,573 INFO L270 CegarLoopResult]: At program point L395(line 395) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse0 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse0 .cse2 .cse1))) [2020-10-28 16:46:29,573 INFO L274 CegarLoopResult]: For program point L395-1(line 395) no Hoare annotation was computed. [2020-10-28 16:46:29,573 INFO L274 CegarLoopResult]: For program point L393(lines 393 410) no Hoare annotation was computed. [2020-10-28 16:46:29,573 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 484 492) no Hoare annotation was computed. [2020-10-28 16:46:29,574 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 484 492) the Hoare annotation is: true [2020-10-28 16:46:29,574 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 484 492) no Hoare annotation was computed. [2020-10-28 16:46:29,574 INFO L274 CegarLoopResult]: For program point L557(lines 557 561) no Hoare annotation was computed. [2020-10-28 16:46:29,574 INFO L277 CegarLoopResult]: At program point L555(line 555) the Hoare annotation is: true [2020-10-28 16:46:29,574 INFO L274 CegarLoopResult]: For program point L557-2(lines 557 561) no Hoare annotation was computed. [2020-10-28 16:46:29,574 INFO L274 CegarLoopResult]: For program point L555-1(line 555) no Hoare annotation was computed. [2020-10-28 16:46:29,574 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 548 566) the Hoare annotation is: true [2020-10-28 16:46:29,574 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 548 566) no Hoare annotation was computed. [2020-10-28 16:46:29,574 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 548 566) no Hoare annotation was computed. [2020-10-28 16:46:29,574 INFO L274 CegarLoopResult]: For program point L512(lines 512 520) no Hoare annotation was computed. [2020-10-28 16:46:29,574 INFO L274 CegarLoopResult]: For program point L512-2(lines 512 520) no Hoare annotation was computed. [2020-10-28 16:46:29,574 INFO L274 CegarLoopResult]: For program point L500(lines 500 508) no Hoare annotation was computed. [2020-10-28 16:46:29,574 INFO L274 CegarLoopResult]: For program point L500-2(lines 500 508) no Hoare annotation was computed. [2020-10-28 16:46:29,575 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 493 528) no Hoare annotation was computed. [2020-10-28 16:46:29,575 INFO L274 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-10-28 16:46:29,575 INFO L274 CegarLoopResult]: For program point L523-1(line 523) no Hoare annotation was computed. [2020-10-28 16:46:29,575 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 493 528) no Hoare annotation was computed. [2020-10-28 16:46:29,575 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 493 528) no Hoare annotation was computed. [2020-10-28 16:46:29,575 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 56 62) no Hoare annotation was computed. [2020-10-28 16:46:29,575 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 56 62) the Hoare annotation is: true [2020-10-28 16:46:29,575 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 639 684) no Hoare annotation was computed. [2020-10-28 16:46:29,575 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 639 684) no Hoare annotation was computed. [2020-10-28 16:46:29,575 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 639 684) no Hoare annotation was computed. [2020-10-28 16:46:29,575 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 952 997) no Hoare annotation was computed. [2020-10-28 16:46:29,575 INFO L274 CegarLoopResult]: For program point L983(lines 983 984) no Hoare annotation was computed. [2020-10-28 16:46:29,576 INFO L274 CegarLoopResult]: For program point L976(lines 976 977) no Hoare annotation was computed. [2020-10-28 16:46:29,576 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 976 977) no Hoare annotation was computed. [2020-10-28 16:46:29,576 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 983 984) no Hoare annotation was computed. [2020-10-28 16:46:29,576 INFO L274 CegarLoopResult]: For program point L972(lines 972 979) no Hoare annotation was computed. [2020-10-28 16:46:29,576 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 952 997) no Hoare annotation was computed. [2020-10-28 16:46:29,576 INFO L274 CegarLoopResult]: For program point L966(lines 966 986) no Hoare annotation was computed. [2020-10-28 16:46:29,576 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 952 997) no Hoare annotation was computed. [2020-10-28 16:46:29,576 INFO L274 CegarLoopResult]: For program point L966-1(lines 966 986) no Hoare annotation was computed. [2020-10-28 16:46:29,576 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 292 301) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-28 16:46:29,576 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 292 301) no Hoare annotation was computed. [2020-10-28 16:46:29,576 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 292 301) no Hoare annotation was computed. [2020-10-28 16:46:29,577 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 473 483) the Hoare annotation is: true [2020-10-28 16:46:29,577 INFO L277 CegarLoopResult]: At program point L478(line 478) the Hoare annotation is: true [2020-10-28 16:46:29,577 INFO L274 CegarLoopResult]: For program point L478-1(line 478) no Hoare annotation was computed. [2020-10-28 16:46:29,577 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 473 483) no Hoare annotation was computed. [2020-10-28 16:46:29,577 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 473 483) no Hoare annotation was computed. [2020-10-28 16:46:29,577 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 465 472) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (= |old(~pumpRunning~0)| 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2))) [2020-10-28 16:46:29,577 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 465 472) no Hoare annotation was computed. [2020-10-28 16:46:29,577 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 465 472) no Hoare annotation was computed. [2020-10-28 16:46:29,577 INFO L274 CegarLoopResult]: For program point L171(lines 171 177) no Hoare annotation was computed. [2020-10-28 16:46:29,577 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 167 180) no Hoare annotation was computed. [2020-10-28 16:46:29,578 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 167 180) the Hoare annotation is: true [2020-10-28 16:46:29,578 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 167 180) no Hoare annotation was computed. [2020-10-28 16:46:29,578 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 415 439) no Hoare annotation was computed. [2020-10-28 16:46:29,578 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 415 439) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-28 16:46:29,578 INFO L270 CegarLoopResult]: At program point L434(line 434) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= |old(~pumpRunning~0)| 0)) (.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse4) (or .cse0 .cse3 .cse2) (or .cse0 .cse1 .cse4))) [2020-10-28 16:46:29,578 INFO L274 CegarLoopResult]: For program point L434-1(lines 415 439) no Hoare annotation was computed. [2020-10-28 16:46:29,578 INFO L270 CegarLoopResult]: At program point L429(line 429) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 (and (<= ~methaneLevelCritical~0 processEnvironment_~tmp~4) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or .cse0 (not (= ~methaneLevelCritical~0 1))) (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 16:46:29,578 INFO L270 CegarLoopResult]: At program point L425(line 425) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse4 (and (<= ~methaneLevelCritical~0 processEnvironment_~tmp~4) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse4) (or .cse0 .cse1 .cse4) (or .cse0 .cse3 .cse2))) [2020-10-28 16:46:29,579 INFO L274 CegarLoopResult]: For program point L423(lines 423 431) no Hoare annotation was computed. [2020-10-28 16:46:29,579 INFO L270 CegarLoopResult]: At program point L421(line 421) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= 1 ~systemActive~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse3) (or .cse0 .cse4 .cse3) (or .cse0 .cse4 .cse2))) [2020-10-28 16:46:29,579 INFO L274 CegarLoopResult]: For program point L421-1(line 421) no Hoare annotation was computed. [2020-10-28 16:46:29,579 INFO L274 CegarLoopResult]: For program point L419(lines 419 436) no Hoare annotation was computed. [2020-10-28 16:46:29,579 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 355 361) no Hoare annotation was computed. [2020-10-28 16:46:29,579 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 355 361) the Hoare annotation is: true [2020-10-28 16:46:29,579 INFO L270 CegarLoopResult]: At program point testENTRY(lines 568 631) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-28 16:46:29,579 INFO L274 CegarLoopResult]: For program point testFINAL(lines 568 631) no Hoare annotation was computed. [2020-10-28 16:46:29,579 INFO L270 CegarLoopResult]: At program point L624(lines 577 625) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:46:29,580 INFO L274 CegarLoopResult]: For program point L614(lines 614 618) no Hoare annotation was computed. [2020-10-28 16:46:29,580 INFO L270 CegarLoopResult]: At program point L614-2(lines 608 619) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= 1 ~systemActive~0)) (and .cse0 (= ~methaneLevelCritical~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~methaneLevelCritical~0 1) .cse0))) [2020-10-28 16:46:29,580 INFO L274 CegarLoopResult]: For program point L579(lines 578 623) no Hoare annotation was computed. [2020-10-28 16:46:29,580 INFO L274 CegarLoopResult]: For program point L608(lines 608 619) no Hoare annotation was computed. [2020-10-28 16:46:29,580 INFO L270 CegarLoopResult]: At program point L600(line 600) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= 1 ~systemActive~0)) (and .cse0 (= ~methaneLevelCritical~0 0)) (not (= |old(~waterLevel~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-28 16:46:29,580 INFO L274 CegarLoopResult]: For program point L598(lines 598 604) no Hoare annotation was computed. [2020-10-28 16:46:29,580 INFO L274 CegarLoopResult]: For program point L598-1(lines 598 604) no Hoare annotation was computed. [2020-10-28 16:46:29,580 INFO L270 CegarLoopResult]: At program point L590(line 590) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= 1 ~systemActive~0)) (and .cse0 (= ~methaneLevelCritical~0 0)) (not (= |old(~waterLevel~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-28 16:46:29,581 INFO L270 CegarLoopResult]: At program point L621(lines 578 623) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= 1 ~systemActive~0)) (and .cse0 (= ~methaneLevelCritical~0 0)) (not (= |old(~waterLevel~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-28 16:46:29,581 INFO L274 CegarLoopResult]: For program point L588(lines 588 594) no Hoare annotation was computed. [2020-10-28 16:46:29,581 INFO L274 CegarLoopResult]: For program point L588-1(lines 588 594) no Hoare annotation was computed. [2020-10-28 16:46:29,581 INFO L274 CegarLoopResult]: For program point L580(lines 580 584) no Hoare annotation was computed. [2020-10-28 16:46:29,581 INFO L274 CegarLoopResult]: For program point testEXIT(lines 568 631) no Hoare annotation was computed. [2020-10-28 16:46:29,581 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 930 931) no Hoare annotation was computed. [2020-10-28 16:46:29,581 INFO L274 CegarLoopResult]: For program point L926(lines 926 933) no Hoare annotation was computed. [2020-10-28 16:46:29,581 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 937 938) no Hoare annotation was computed. [2020-10-28 16:46:29,581 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 906 951) no Hoare annotation was computed. [2020-10-28 16:46:29,581 INFO L274 CegarLoopResult]: For program point L920(lines 920 940) no Hoare annotation was computed. [2020-10-28 16:46:29,581 INFO L274 CegarLoopResult]: For program point L920-1(lines 920 940) no Hoare annotation was computed. [2020-10-28 16:46:29,581 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 906 951) no Hoare annotation was computed. [2020-10-28 16:46:29,582 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 906 951) no Hoare annotation was computed. [2020-10-28 16:46:29,582 INFO L274 CegarLoopResult]: For program point L937(lines 937 938) no Hoare annotation was computed. [2020-10-28 16:46:29,582 INFO L274 CegarLoopResult]: For program point L930(lines 930 931) no Hoare annotation was computed. [2020-10-28 16:46:29,582 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 440 447) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-28 16:46:29,582 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 440 447) no Hoare annotation was computed. [2020-10-28 16:46:29,582 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 440 447) no Hoare annotation was computed. [2020-10-28 16:46:29,582 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 181 189) no Hoare annotation was computed. [2020-10-28 16:46:29,582 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 181 189) the Hoare annotation is: true [2020-10-28 16:46:29,582 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 181 189) no Hoare annotation was computed. [2020-10-28 16:46:29,582 INFO L274 CegarLoopResult]: For program point L143(lines 143 151) no Hoare annotation was computed. [2020-10-28 16:46:29,582 INFO L274 CegarLoopResult]: For program point L143-2(lines 143 151) no Hoare annotation was computed. [2020-10-28 16:46:29,583 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 135 157) no Hoare annotation was computed. [2020-10-28 16:46:29,583 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 135 157) no Hoare annotation was computed. [2020-10-28 16:46:29,583 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 135 157) no Hoare annotation was computed. [2020-10-28 16:46:29,583 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 46 55) no Hoare annotation was computed. [2020-10-28 16:46:29,583 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 46 55) no Hoare annotation was computed. [2020-10-28 16:46:29,583 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 46 55) no Hoare annotation was computed. [2020-10-28 16:46:29,583 INFO L274 CegarLoopResult]: For program point L832(lines 832 848) no Hoare annotation was computed. [2020-10-28 16:46:29,583 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 803 905) no Hoare annotation was computed. [2020-10-28 16:46:29,583 INFO L274 CegarLoopResult]: For program point L892(lines 892 899) no Hoare annotation was computed. [2020-10-28 16:46:29,583 INFO L274 CegarLoopResult]: For program point L853(lines 852 872) no Hoare annotation was computed. [2020-10-28 16:46:29,583 INFO L274 CegarLoopResult]: For program point L884(line 884) no Hoare annotation was computed. [2020-10-28 16:46:29,583 INFO L274 CegarLoopResult]: For program point L884-1(line 884) no Hoare annotation was computed. [2020-10-28 16:46:29,583 INFO L274 CegarLoopResult]: For program point L849(lines 849 890) no Hoare annotation was computed. [2020-10-28 16:46:29,584 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 803 905) no Hoare annotation was computed. [2020-10-28 16:46:29,584 INFO L274 CegarLoopResult]: For program point L868(line 868) no Hoare annotation was computed. [2020-10-28 16:46:29,584 INFO L274 CegarLoopResult]: For program point L868-1(line 868) no Hoare annotation was computed. [2020-10-28 16:46:29,584 INFO L274 CegarLoopResult]: For program point L827(lines 827 831) no Hoare annotation was computed. [2020-10-28 16:46:29,584 INFO L274 CegarLoopResult]: For program point L891(lines 891 902) no Hoare annotation was computed. [2020-10-28 16:46:29,584 INFO L274 CegarLoopResult]: For program point L854(lines 854 858) no Hoare annotation was computed. [2020-10-28 16:46:29,584 INFO L274 CegarLoopResult]: For program point L852-2(lines 852 872) no Hoare annotation was computed. [2020-10-28 16:46:29,584 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 803 905) no Hoare annotation was computed. [2020-10-28 16:46:29,584 INFO L274 CegarLoopResult]: For program point L873(lines 851 874) no Hoare annotation was computed. [2020-10-28 16:46:29,584 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:46:29,585 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string79.offset| |old(#t~string79.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string80.base| |old(#t~string80.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string80.offset| |old(#t~string80.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string79.base| |old(#t~string79.base)|)) [2020-10-28 16:46:29,585 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:46:29,585 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 448 464) no Hoare annotation was computed. [2020-10-28 16:46:29,585 INFO L270 CegarLoopResult]: At program point L459(line 459) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2))) [2020-10-28 16:46:29,585 INFO L274 CegarLoopResult]: For program point L459-1(lines 448 464) no Hoare annotation was computed. [2020-10-28 16:46:29,585 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 448 464) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse3))) [2020-10-28 16:46:29,585 INFO L274 CegarLoopResult]: For program point L455(lines 455 461) no Hoare annotation was computed. [2020-10-28 16:46:29,586 INFO L270 CegarLoopResult]: At program point L453(line 453) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse3))) [2020-10-28 16:46:29,586 INFO L274 CegarLoopResult]: For program point L453-1(line 453) no Hoare annotation was computed. [2020-10-28 16:46:29,586 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 158 166) no Hoare annotation was computed. [2020-10-28 16:46:29,586 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 158 166) no Hoare annotation was computed. [2020-10-28 16:46:29,586 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 158 166) no Hoare annotation was computed. [2020-10-28 16:46:29,586 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 529 547) no Hoare annotation was computed. [2020-10-28 16:46:29,586 INFO L274 CegarLoopResult]: For program point L538(lines 538 542) no Hoare annotation was computed. [2020-10-28 16:46:29,586 INFO L277 CegarLoopResult]: At program point L536(line 536) the Hoare annotation is: true [2020-10-28 16:46:29,586 INFO L274 CegarLoopResult]: For program point L538-2(lines 538 542) no Hoare annotation was computed. [2020-10-28 16:46:29,586 INFO L274 CegarLoopResult]: For program point L536-1(line 536) no Hoare annotation was computed. [2020-10-28 16:46:29,586 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 529 547) the Hoare annotation is: true [2020-10-28 16:46:29,587 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 529 547) no Hoare annotation was computed. [2020-10-28 16:46:29,587 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 114 125) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 1)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (or .cse0 (= ~methaneLevelCritical~0 0) (not (= |old(~methaneLevelCritical~0)| 0))))) [2020-10-28 16:46:29,587 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 114 125) no Hoare annotation was computed. [2020-10-28 16:46:29,587 INFO L274 CegarLoopResult]: For program point L118-1(lines 114 125) no Hoare annotation was computed. [2020-10-28 16:46:29,587 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:46:29,587 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 16:46:29,587 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:46:29,587 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 126 134) the Hoare annotation is: true [2020-10-28 16:46:29,587 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 126 134) no Hoare annotation was computed. [2020-10-28 16:46:29,587 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 126 134) no Hoare annotation was computed. [2020-10-28 16:46:29,588 INFO L270 CegarLoopResult]: At program point L344(line 344) the Hoare annotation is: (let ((.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse3 (not (= |old(~waterLevel~0)| 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse7 (and .cse1 .cse9)) (.cse8 (and .cse9 (not (= |old(~pumpRunning~0)| 0)) (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse5 (<= ~waterLevel~0 1)) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (<= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse4 .cse3) (or .cse0 .cse5 .cse4 .cse6) (or .cse7 .cse0 .cse4 .cse8) (or .cse7 .cse0 .cse2 .cse8) (or .cse0 .cse5 .cse2 .cse6)))) [2020-10-28 16:46:29,588 INFO L270 CegarLoopResult]: At program point L342(lines 342 348) the Hoare annotation is: (let ((.cse8 (not (= |old(~pumpRunning~0)| 0))) (.cse6 (= ~pumpRunning~0 0)) (.cse9 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)))) (let ((.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (and .cse8 .cse6 .cse9)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse11 (<= ~waterLevel~0 1)) (.cse10 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 (and .cse1 .cse6)) (or .cse0 .cse1 .cse5 .cse2 (and .cse7 .cse8 .cse9)) (or .cse0 .cse2 .cse10 (and .cse11 .cse7) (and .cse11 .cse6)) (or .cse0 .cse11 .cse4 .cse10) (or .cse0 .cse4 (= ~waterLevel~0 0) .cse3)))) [2020-10-28 16:46:29,588 INFO L270 CegarLoopResult]: At program point L337(line 337) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse4) (or .cse1 .cse4 .cse3))) [2020-10-28 16:46:29,588 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 331 354) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 1))) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2020-10-28 16:46:29,588 INFO L274 CegarLoopResult]: For program point L335(lines 334 353) no Hoare annotation was computed. [2020-10-28 16:46:29,588 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 331 354) no Hoare annotation was computed. [2020-10-28 16:46:29,589 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 331 354) no Hoare annotation was computed. [2020-10-28 16:46:29,589 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 229 258) no Hoare annotation was computed. [2020-10-28 16:46:29,589 INFO L277 CegarLoopResult]: At program point L254(lines 229 258) the Hoare annotation is: true [2020-10-28 16:46:29,589 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 229 258) the Hoare annotation is: true [2020-10-28 16:46:29,589 INFO L274 CegarLoopResult]: For program point L250(line 250) no Hoare annotation was computed. [2020-10-28 16:46:29,589 INFO L274 CegarLoopResult]: For program point L243(lines 243 247) no Hoare annotation was computed. [2020-10-28 16:46:29,589 INFO L277 CegarLoopResult]: At program point L243-1(lines 243 247) the Hoare annotation is: true [2020-10-28 16:46:29,589 INFO L274 CegarLoopResult]: For program point L240(line 240) no Hoare annotation was computed. [2020-10-28 16:46:29,589 INFO L277 CegarLoopResult]: At program point L239-2(lines 239 253) the Hoare annotation is: true [2020-10-28 16:46:29,589 INFO L277 CegarLoopResult]: At program point L235(line 235) the Hoare annotation is: true [2020-10-28 16:46:29,589 INFO L274 CegarLoopResult]: For program point L235-1(line 235) no Hoare annotation was computed. [2020-10-28 16:46:29,589 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 90 101) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 1)) .cse2) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2020-10-28 16:46:29,590 INFO L274 CegarLoopResult]: For program point L94-1(lines 90 101) no Hoare annotation was computed. [2020-10-28 16:46:29,590 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 90 101) no Hoare annotation was computed. [2020-10-28 16:46:29,590 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 284 290) no Hoare annotation was computed. [2020-10-28 16:46:29,590 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 284 290) the Hoare annotation is: true [2020-10-28 16:46:29,590 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:46:29,590 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 ~systemActive~0) (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-28 16:46:29,590 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 16:46:29,590 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:46:29,590 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 363 387) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-28 16:46:29,590 INFO L270 CegarLoopResult]: At program point L382(line 382) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse0 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse0 .cse2 .cse1))) [2020-10-28 16:46:29,590 INFO L274 CegarLoopResult]: For program point L382-1(lines 363 387) no Hoare annotation was computed. [2020-10-28 16:46:29,591 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 363 387) no Hoare annotation was computed. [2020-10-28 16:46:29,591 INFO L270 CegarLoopResult]: At program point L377(line 377) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (and (<= processEnvironment__wrappee__highWaterSensor_~tmp~2 0) (<= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (= |old(~pumpRunning~0)| 0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse3 .cse0 (not (= ~methaneLevelCritical~0 1)) (not .cse2)))) [2020-10-28 16:46:29,591 INFO L270 CegarLoopResult]: At program point L373(line 373) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (<= 2 ~waterLevel~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) (and .cse1 .cse2) (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) (and .cse1 .cse2 (= ~pumpRunning~0 0))))) [2020-10-28 16:46:29,591 INFO L274 CegarLoopResult]: For program point L371(lines 371 379) no Hoare annotation was computed. [2020-10-28 16:46:29,591 INFO L270 CegarLoopResult]: At program point L369(line 369) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| 0)) (.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse3 (not .cse2)) (or .cse0 .cse1 .cse3))) [2020-10-28 16:46:29,591 INFO L274 CegarLoopResult]: For program point L369-1(line 369) no Hoare annotation was computed. [2020-10-28 16:46:29,591 INFO L274 CegarLoopResult]: For program point L367(lines 367 384) no Hoare annotation was computed. [2020-10-28 16:46:29,591 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 102 113) no Hoare annotation was computed. [2020-10-28 16:46:29,591 INFO L274 CegarLoopResult]: For program point L106-1(lines 102 113) no Hoare annotation was computed. [2020-10-28 16:46:29,591 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 102 113) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 1)) (not (= ~pumpRunning~0 0))))) [2020-10-28 16:46:29,592 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 191 198) no Hoare annotation was computed. [2020-10-28 16:46:29,592 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 191 198) the Hoare annotation is: true [2020-10-28 16:46:29,592 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 191 198) no Hoare annotation was computed. [2020-10-28 16:46:29,592 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-28 16:46:29,592 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 201 225) the Hoare annotation is: true [2020-10-28 16:46:29,592 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 201 225) no Hoare annotation was computed. [2020-10-28 16:46:29,592 INFO L270 CegarLoopResult]: At program point L215(line 215) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= ~methaneLevelCritical~0 1)) (not (= ~pumpRunning~0 0))))) [2020-10-28 16:46:29,592 INFO L274 CegarLoopResult]: For program point L213(lines 213 219) no Hoare annotation was computed. [2020-10-28 16:46:29,592 INFO L270 CegarLoopResult]: At program point L211(line 211) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= ~methaneLevelCritical~0 0))) [2020-10-28 16:46:29,592 INFO L274 CegarLoopResult]: For program point L211-1(line 211) no Hoare annotation was computed. [2020-10-28 16:46:29,593 INFO L274 CegarLoopResult]: For program point L209(lines 209 222) no Hoare annotation was computed. [2020-10-28 16:46:29,593 INFO L274 CegarLoopResult]: For program point L209-1(lines 201 225) no Hoare annotation was computed. [2020-10-28 16:46:29,593 INFO L277 CegarLoopResult]: At program point L207(line 207) the Hoare annotation is: true [2020-10-28 16:46:29,593 INFO L274 CegarLoopResult]: For program point L207-1(line 207) no Hoare annotation was computed. [2020-10-28 16:46:29,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 04:46:29 BoogieIcfgContainer [2020-10-28 16:46:29,613 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 16:46:29,614 INFO L168 Benchmark]: Toolchain (without parser) took 209396.18 ms. Allocated memory was 157.3 MB in the beginning and 1.1 GB in the end (delta: 906.0 MB). Free memory was 131.2 MB in the beginning and 540.2 MB in the end (delta: -409.1 MB). Peak memory consumption was 672.9 MB. Max. memory is 8.0 GB. [2020-10-28 16:46:29,614 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 157.3 MB. Free memory is still 130.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 16:46:29,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 765.46 ms. Allocated memory is still 157.3 MB. Free memory was 130.5 MB in the beginning and 108.6 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-28 16:46:29,615 INFO L168 Benchmark]: Boogie Preprocessor took 174.44 ms. Allocated memory is still 157.3 MB. Free memory was 108.4 MB in the beginning and 138.3 MB in the end (delta: -29.9 MB). Peak memory consumption was 6.8 MB. Max. memory is 8.0 GB. [2020-10-28 16:46:29,615 INFO L168 Benchmark]: RCFGBuilder took 1405.42 ms. Allocated memory is still 157.3 MB. Free memory was 138.3 MB in the beginning and 134.7 MB in the end (delta: 3.6 MB). Peak memory consumption was 91.2 MB. Max. memory is 8.0 GB. [2020-10-28 16:46:29,616 INFO L168 Benchmark]: TraceAbstraction took 207033.13 ms. Allocated memory was 157.3 MB in the beginning and 1.1 GB in the end (delta: 906.0 MB). Free memory was 134.1 MB in the beginning and 540.2 MB in the end (delta: -406.1 MB). Peak memory consumption was 675.1 MB. Max. memory is 8.0 GB. [2020-10-28 16:46:29,623 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 157.3 MB. Free memory is still 130.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 765.46 ms. Allocated memory is still 157.3 MB. Free memory was 130.5 MB in the beginning and 108.6 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 174.44 ms. Allocated memory is still 157.3 MB. Free memory was 108.4 MB in the beginning and 138.3 MB in the end (delta: -29.9 MB). Peak memory consumption was 6.8 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1405.42 ms. Allocated memory is still 157.3 MB. Free memory was 138.3 MB in the beginning and 134.7 MB in the end (delta: 3.6 MB). Peak memory consumption was 91.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 207033.13 ms. Allocated memory was 157.3 MB in the beginning and 1.1 GB in the end (delta: 906.0 MB). Free memory was 134.1 MB in the beginning and 540.2 MB in the end (delta: -406.1 MB). Peak memory consumption was 675.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 937]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 930]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 976]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 983]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: ((((!(1 <= systemActive) || (splverifierCounter <= 0 && methaneLevelCritical == 0)) || !(\old(waterLevel) == 1)) || (((methaneLevelCritical == 1 && splverifierCounter <= 0) && 0 <= pumpRunning) && pumpRunning <= 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: ((!(1 <= systemActive) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 264 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 130.1s, OverallIterations: 12, TraceHistogramMax: 4, AutomataDifference: 65.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 76.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2002 SDtfs, 5082 SDslu, 1732 SDs, 0 SdLazy, 11011 SolverSat, 3575 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 31.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 648 GetRequests, 450 SyntacticMatches, 6 SemanticMatches, 192 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1207 ImplicationChecksByTransitivity, 31.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1978occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.7s AutomataMinimizationTime, 12 MinimizatonAttempts, 1052 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 3284 PreInvPairs, 3662 NumberOfFragments, 1879 HoareAnnotationTreeSize, 3284 FomulaSimplifications, 517254459 FormulaSimplificationTreeSizeReduction, 19.0s HoareSimplificationTime, 69 FomulaSimplificationsInter, 25453094 FormulaSimplificationTreeSizeReductionInter, 57.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 61.8s InterpolantComputationTime, 1181 NumberOfCodeBlocks, 1181 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1169 ConstructedInterpolants, 0 QuantifiedInterpolants, 457375 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 9 PerfectInterpolantSequences, 107/119 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 correct! Received shutdown request...