/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=DEEPEST --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_product60.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:00:57,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:00:57,977 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:00:58,019 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:00:58,020 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:00:58,022 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:00:58,023 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:00:58,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:00:58,029 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:00:58,030 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:00:58,031 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:00:58,033 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:00:58,033 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:00:58,035 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:00:58,036 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:00:58,038 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:00:58,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:00:58,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:00:58,042 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:00:58,045 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:00:58,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:00:58,049 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:00:58,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:00:58,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:00:58,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:00:58,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:00:58,064 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:00:58,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:00:58,066 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:00:58,067 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:00:58,068 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:00:58,069 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:00:58,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:00:58,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:00:58,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:00:58,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:00:58,073 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:00:58,074 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:00:58,074 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:00:58,075 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:00:58,076 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:00:58,077 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 [2020-10-27 22:00:58,104 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:00:58,104 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:00:58,106 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:00:58,106 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:00:58,106 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:00:58,107 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:00:58,107 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:00:58,107 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:00:58,107 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:00:58,108 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:00:58,108 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:00:58,108 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:00:58,108 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:00:58,109 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:00:58,109 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:00:58,109 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:00:58,109 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:00:58,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:00:58,110 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:00:58,110 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:00:58,110 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:00:58,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:00:58,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:00:58,111 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:00:58,111 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:00:58,111 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:00:58,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:00:58,112 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:00:58,112 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:00:58,112 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:00:58,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:00:58,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:00:58,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:00:58,580 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:00:58,581 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:00:58,582 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product60.cil.c [2020-10-27 22:00:58,667 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dbe7ee01f/607138073b9c406098999afb3e109c49/FLAG2a6ccef00 [2020-10-27 22:00:59,286 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:00:59,287 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product60.cil.c [2020-10-27 22:00:59,308 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dbe7ee01f/607138073b9c406098999afb3e109c49/FLAG2a6ccef00 [2020-10-27 22:00:59,594 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dbe7ee01f/607138073b9c406098999afb3e109c49 [2020-10-27 22:00:59,598 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:00:59,605 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:00:59,606 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:00:59,606 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:00:59,610 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:00:59,611 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:00:59" (1/1) ... [2020-10-27 22:00:59,614 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13743b17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:59, skipping insertion in model container [2020-10-27 22:00:59,614 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:00:59" (1/1) ... [2020-10-27 22:00:59,629 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:00:59,700 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:01:00,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:01:00,032 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:01:00,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:01:00,184 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:01:00,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:01:00 WrapperNode [2020-10-27 22:01:00,184 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:01:00,186 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:01:00,186 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:01:00,186 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:01:00,202 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:01:00" (1/1) ... [2020-10-27 22:01:00,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:01:00" (1/1) ... [2020-10-27 22:01:00,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:01:00" (1/1) ... [2020-10-27 22:01:00,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:01:00" (1/1) ... [2020-10-27 22:01:00,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:01:00" (1/1) ... [2020-10-27 22:01:00,260 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:01:00" (1/1) ... [2020-10-27 22:01:00,265 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:01:00" (1/1) ... [2020-10-27 22:01:00,273 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:01:00,274 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:01:00,274 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:01:00,274 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:01:00,275 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:01:00" (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 [2020-10-27 22:01:00,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:01:00,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:01:00,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 22:01:00,353 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:01:00,353 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 22:01:00,354 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 22:01:00,354 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 22:01:00,354 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 22:01:00,354 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:01:00,354 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 22:01:00,354 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 22:01:00,355 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 22:01:00,355 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 22:01:00,355 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 22:01:00,355 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 22:01:00,356 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 22:01:00,356 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 22:01:00,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-27 22:01:00,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 22:01:00,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 22:01:00,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 22:01:00,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 22:01:00,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 22:01:00,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 22:01:00,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 22:01:00,358 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 22:01:00,358 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 22:01:00,358 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 22:01:00,358 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:01:00,359 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 22:01:00,359 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 22:01:00,359 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 22:01:00,360 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 22:01:00,360 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 22:01:00,360 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 22:01:00,360 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 22:01:00,360 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 22:01:00,360 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 22:01:00,361 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-27 22:01:00,361 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-27 22:01:00,361 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 22:01:00,361 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 22:01:00,361 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 22:01:00,361 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 22:01:00,362 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:01:00,362 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:01:00,362 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:01:00,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:01:00,362 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:01:00,362 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 22:01:00,363 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 22:01:00,363 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 22:01:00,363 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 22:01:00,363 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 22:01:00,363 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 22:01:00,364 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 22:01:00,364 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 22:01:00,364 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 22:01:00,364 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 22:01:00,364 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 22:01:00,364 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 22:01:00,365 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 22:01:00,365 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:01:00,365 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 22:01:00,365 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 22:01:00,365 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 22:01:00,365 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 22:01:00,366 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 22:01:00,366 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 22:01:00,366 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 22:01:00,366 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 22:01:00,366 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-27 22:01:00,366 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 22:01:00,367 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 22:01:00,367 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 22:01:00,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 22:01:00,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 22:01:00,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:01:00,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 22:01:00,367 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 22:01:00,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:01:00,368 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 22:01:00,368 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 22:01:00,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:01:00,368 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 22:01:00,368 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 22:01:00,369 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 22:01:00,369 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-27 22:01:00,369 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-27 22:01:00,369 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 22:01:00,369 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 22:01:00,370 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 22:01:00,370 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 22:01:00,370 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 22:01:00,370 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:01:00,370 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 22:01:00,370 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 22:01:00,370 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 22:01:00,371 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 22:01:00,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:01:00,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:01:00,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:01:01,704 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:01:01,705 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 22:01:01,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:01:01 BoogieIcfgContainer [2020-10-27 22:01:01,707 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:01:01,709 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:01:01,709 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:01:01,713 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:01:01,713 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:00:59" (1/3) ... [2020-10-27 22:01:01,714 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7af1702c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:01:01, skipping insertion in model container [2020-10-27 22:01:01,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:01:00" (2/3) ... [2020-10-27 22:01:01,715 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7af1702c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:01:01, skipping insertion in model container [2020-10-27 22:01:01,716 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:01:01" (3/3) ... [2020-10-27 22:01:01,718 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product60.cil.c [2020-10-27 22:01:01,730 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:01:01,736 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 22:01:01,750 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 22:01:01,800 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:01:01,800 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:01:01,801 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:01:01,801 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:01:01,801 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:01:01,802 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:01:01,802 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:01:01,802 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:01:01,837 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states. [2020-10-27 22:01:01,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-27 22:01:01,857 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:01:01,858 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] [2020-10-27 22:01:01,859 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]=== [2020-10-27 22:01:01,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:01:01,878 INFO L82 PathProgramCache]: Analyzing trace with hash 436952954, now seen corresponding path program 1 times [2020-10-27 22:01:01,891 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:01:01,892 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2084230471] [2020-10-27 22:01:01,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:01:02,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:02,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:02,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:02,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:04,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:05,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:07,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:07,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-27 22:01:07,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:01:07,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 22:01:07,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:07,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:01:07,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 50 [2020-10-27 22:01:07,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:01:07,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 22:01:07,715 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:01:07,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:01:07,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:07,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:07,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:07,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:07,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:07,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-27 22:01:07,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:07,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:07,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:07,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:07,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:07,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:01:07,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:07,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:07,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:07,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:07,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:07,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:07,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:07,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:07,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:07,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:07,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:07,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:01:07,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:07,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:07,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:07,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:07,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:07,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:07,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:07,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:07,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:07,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:07,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:07,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:07,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:07,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:07,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:07,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:07,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:07,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:07,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:07,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:07,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:07,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:07,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:07,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:01:07,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:07,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:07,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:07,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:07,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:07,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:07,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:07,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:07,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:07,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:07,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:07,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:01:07,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:07,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:07,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:07,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:07,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:07,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:01:07,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:07,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:01:07,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:07,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:07,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:07,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:01:07,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:07,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:07,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:07,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:07,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:07,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:01:07,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:07,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:07,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:07,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:07,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:07,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:01:07,877 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2084230471] [2020-10-27 22:01:07,879 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:01:07,880 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 22:01:07,881 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381967473] [2020-10-27 22:01:07,887 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:01:07,887 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:01:07,902 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:01:07,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:01:07,906 INFO L87 Difference]: Start difference. First operand 197 states. Second operand 7 states. [2020-10-27 22:01:08,488 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:09,569 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:01:09,925 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:10,261 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:01:11,239 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:01:11,640 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:12,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:01:12,994 INFO L93 Difference]: Finished difference Result 445 states and 606 transitions. [2020-10-27 22:01:12,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:01:12,996 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 47 [2020-10-27 22:01:12,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:01:13,014 INFO L225 Difference]: With dead ends: 445 [2020-10-27 22:01:13,014 INFO L226 Difference]: Without dead ends: 269 [2020-10-27 22:01:13,024 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:01:13,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2020-10-27 22:01:13,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 233. [2020-10-27 22:01:13,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 233 states. [2020-10-27 22:01:13,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 290 transitions. [2020-10-27 22:01:13,173 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 290 transitions. Word has length 47 [2020-10-27 22:01:13,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:01:13,174 INFO L481 AbstractCegarLoop]: Abstraction has 233 states and 290 transitions. [2020-10-27 22:01:13,174 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:01:13,174 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 290 transitions. [2020-10-27 22:01:13,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-10-27 22:01:13,179 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:01:13,180 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] [2020-10-27 22:01:13,180 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:01:13,180 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]=== [2020-10-27 22:01:13,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:01:13,181 INFO L82 PathProgramCache]: Analyzing trace with hash -792282286, now seen corresponding path program 1 times [2020-10-27 22:01:13,181 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:01:13,181 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [437386764] [2020-10-27 22:01:13,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:01:13,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:13,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:13,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:13,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:14,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:18,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:18,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-27 22:01:18,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 22:01:18,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-27 22:01:18,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:18,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:01:18,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 92 [2020-10-27 22:01:18,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 22:01:18,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:18,582 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:01:18,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:01:18,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:18,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:18,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:18,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:18,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:18,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-27 22:01:18,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:18,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:18,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:18,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:18,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:18,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:01:18,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:18,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:18,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:18,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:18,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:18,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:18,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:18,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:18,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:18,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:18,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-27 22:01:18,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:01:18,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:18,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:18,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:18,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:18,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:18,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:18,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:18,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:18,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:18,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:18,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:18,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:18,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:18,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:18,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:18,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:18,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:18,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:18,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:18,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:18,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:18,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:18,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:18,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:01:18,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:18,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:18,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:18,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:18,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:18,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:18,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:18,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:18,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:18,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:18,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:18,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 22:01:18,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:18,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:18,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:18,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:18,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:01:18,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:01:18,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 221 [2020-10-27 22:01:18,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:18,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:01:18,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:01:18,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:01:18,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:18,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:18,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:18,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:18,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:18,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:01:18,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:18,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 22:01:18,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:18,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:01:18,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:01:18,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:01:18,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:19,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:19,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:19,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:19,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:19,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:01:19,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:19,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:01:19,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:19,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:19,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:19,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:01:19,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:19,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:19,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:19,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:19,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:19,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:01:19,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:19,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:19,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:19,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:19,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:19,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:19,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 22:01:19,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:01:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:19,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:19,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:19,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:01:19,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:19,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:01:19,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:19,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:19,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:01:19,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:19,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:19,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:19,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:19,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:19,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:19,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:01:19,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:19,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:19,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:19,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:19,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:19,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:19,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:19,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:19,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:19,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:19,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:19,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:19,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:19,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:19,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:19,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:19,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:19,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:19,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:19,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:19,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:19,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:19,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:19,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:19,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:19,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:19,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:19,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:19,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:19,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:19,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:19,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 22:01:19,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:19,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:19,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:19,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:19,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:19,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:01:19,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:19,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:19,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:19,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:19,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:19,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 22:01:19,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:19,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:19,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:19,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:19,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:19,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:19,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:19,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:19,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:01:19,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:19,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:19,212 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 22:01:19,213 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [437386764] [2020-10-27 22:01:19,214 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:01:19,214 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 22:01:19,214 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780283321] [2020-10-27 22:01:19,216 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 22:01:19,217 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:01:19,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 22:01:19,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:01:19,218 INFO L87 Difference]: Start difference. First operand 233 states and 290 transitions. Second operand 12 states. [2020-10-27 22:01:19,851 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:20,778 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:21,193 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:21,532 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:22,041 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:22,434 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:22,778 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:01:23,097 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:01:23,458 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:23,794 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:01:24,285 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:01:24,642 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:01:24,996 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:01:25,341 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:27,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:01:27,616 INFO L93 Difference]: Finished difference Result 772 states and 1125 transitions. [2020-10-27 22:01:27,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-27 22:01:27,619 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 91 [2020-10-27 22:01:27,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:01:27,628 INFO L225 Difference]: With dead ends: 772 [2020-10-27 22:01:27,628 INFO L226 Difference]: Without dead ends: 519 [2020-10-27 22:01:27,635 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=129, Invalid=573, Unknown=0, NotChecked=0, Total=702 [2020-10-27 22:01:27,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519 states. [2020-10-27 22:01:27,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519 to 424. [2020-10-27 22:01:27,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 424 states. [2020-10-27 22:01:27,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 522 transitions. [2020-10-27 22:01:27,771 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 522 transitions. Word has length 91 [2020-10-27 22:01:27,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:01:27,771 INFO L481 AbstractCegarLoop]: Abstraction has 424 states and 522 transitions. [2020-10-27 22:01:27,771 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 22:01:27,772 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 522 transitions. [2020-10-27 22:01:27,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-27 22:01:27,776 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:01:27,776 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 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] [2020-10-27 22:01:27,776 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:01:27,777 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]=== [2020-10-27 22:01:27,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:01:27,780 INFO L82 PathProgramCache]: Analyzing trace with hash 324189463, now seen corresponding path program 1 times [2020-10-27 22:01:27,780 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:01:27,780 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [117254599] [2020-10-27 22:01:27,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:01:27,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:27,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:27,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:29,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:32,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:32,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-27 22:01:32,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 22:01:32,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-27 22:01:32,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:32,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:32,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 132 [2020-10-27 22:01:32,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:32,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:33,132 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:01:33,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:01:33,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:33,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:33,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:33,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:33,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-27 22:01:33,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:33,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:33,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:33,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:33,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 22:01:33,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:01:33,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:33,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:33,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:33,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:33,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:33,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:33,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:33,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:33,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:33,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:33,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:01:33,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:33,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:33,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:33,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:33,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:33,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:33,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:33,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:33,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:33,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:33,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:33,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:33,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:33,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:33,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:33,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:33,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:33,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:33,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:33,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:33,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:01:33,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:33,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:33,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:33,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:33,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:33,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:33,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:33,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:33,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:33,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:33,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 22:01:33,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:33,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:33,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:33,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:33,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:33,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:33,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:33,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:33,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:33,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:33,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:01:33,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:33,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:33,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:01:33,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:33,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:33,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:33,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:33,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:33,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:33,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:33,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:33,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:33,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:33,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:01:33,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:33,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:33,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:33,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:33,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:33,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:33,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:33,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:33,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:33,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:33,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:33,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:33,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:33,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:33,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:33,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:33,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:33,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:33,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 22:01:33,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:33,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:33,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:01:33,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:33,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:33,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:33,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:33,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:33,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:33,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 21 [2020-10-27 22:01:33,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:33,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:33,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:33,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:01:33,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:33,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:33,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:33,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:33,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:33,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:33,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:33,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:33,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:33,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:33,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:33,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:33,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:33,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:33,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:33,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:33,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:33,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:33,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 22:01:33,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:33,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:33,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:01:33,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:33,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 22:01:33,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:33,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:33,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 22:01:33,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:33,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:33,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:33,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:33,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:33,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:01:33,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:33,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 22:01:33,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:33,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:33,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:01:33,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:33,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:33,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:33,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:33,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:33,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:01:33,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:33,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:01:33,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:33,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:33,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:01:33,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:33,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:33,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:33,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:33,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:33,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:01:33,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:33,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:01:33,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:33,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:01:33,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:33,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:33,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:33,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:01:33,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:33,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:33,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:01:33,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:33,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:01:33,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:33,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:33,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:01:33,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:33,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:33,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:33,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:33,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:33,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:01:33,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:33,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:33,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:33,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:33,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:33,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:33,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:33,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:33,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:33,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:33,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:33,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:33,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:33,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:33,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:33,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:33,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:33,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:33,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:33,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:33,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:33,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:33,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:33,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:33,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:33,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:33,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:33,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:33,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:33,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 22:01:33,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:33,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:33,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:33,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:33,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:33,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:33,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:33,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:01:33,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:33,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:33,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 22:01:33,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:33,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:33,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:33,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:33,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:33,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:33,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:33,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:01:33,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:33,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:33,514 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-10-27 22:01:33,514 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [117254599] [2020-10-27 22:01:33,514 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:01:33,515 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-27 22:01:33,515 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120792994] [2020-10-27 22:01:33,515 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:01:33,516 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:01:33,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:01:33,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:01:33,517 INFO L87 Difference]: Start difference. First operand 424 states and 522 transitions. Second operand 9 states. [2020-10-27 22:01:34,656 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:01:35,014 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:35,328 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:36,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:01:36,903 INFO L93 Difference]: Finished difference Result 1010 states and 1411 transitions. [2020-10-27 22:01:36,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 22:01:36,905 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 138 [2020-10-27 22:01:36,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:01:36,919 INFO L225 Difference]: With dead ends: 1010 [2020-10-27 22:01:36,919 INFO L226 Difference]: Without dead ends: 610 [2020-10-27 22:01:36,924 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:01:36,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 610 states. [2020-10-27 22:01:37,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 610 to 432. [2020-10-27 22:01:37,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 432 states. [2020-10-27 22:01:37,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 432 states and 530 transitions. [2020-10-27 22:01:37,104 INFO L78 Accepts]: Start accepts. Automaton has 432 states and 530 transitions. Word has length 138 [2020-10-27 22:01:37,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:01:37,108 INFO L481 AbstractCegarLoop]: Abstraction has 432 states and 530 transitions. [2020-10-27 22:01:37,108 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:01:37,108 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 530 transitions. [2020-10-27 22:01:37,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-27 22:01:37,119 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:01:37,120 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 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] [2020-10-27 22:01:37,120 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:01:37,120 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]=== [2020-10-27 22:01:37,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:01:37,121 INFO L82 PathProgramCache]: Analyzing trace with hash 83649334, now seen corresponding path program 1 times [2020-10-27 22:01:37,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:01:37,122 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1667884502] [2020-10-27 22:01:37,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:01:37,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:37,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:37,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:37,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:37,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:37,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:37,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:37,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:38,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:42,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:42,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-27 22:01:42,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 22:01:42,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 22:01:42,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:42,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:01:42,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-27 22:01:42,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 22:01:42,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:42,507 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:01:42,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:01:42,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:42,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:42,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:42,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:42,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:42,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 22:01:42,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:42,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:42,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:42,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:42,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:42,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:01:42,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:42,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:42,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:42,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:42,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:42,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:42,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:42,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:42,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:42,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:42,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:42,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:01:42,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:42,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:42,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:42,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:42,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:42,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:42,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:42,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:42,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:42,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:42,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:42,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:42,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:42,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:42,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:42,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:42,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:42,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:42,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:42,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:42,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:42,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:42,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:42,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:01:42,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:42,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:42,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:42,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:42,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:42,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:42,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:42,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:42,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:42,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:42,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:42,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 22:01:42,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:42,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:42,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:42,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:42,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:42,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:42,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:42,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:42,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:42,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:42,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:42,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:01:42,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:42,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:42,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:42,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:01:42,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:42,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:01:42,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:42,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:42,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:42,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:42,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:42,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:42,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:42,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:42,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:42,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:01:42,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:42,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:42,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:42,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:42,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:42,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:42,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:42,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:42,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:42,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:42,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:42,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:42,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:42,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:42,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:42,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:42,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:42,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:42,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:42,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 22:01:42,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:42,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:42,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:42,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:01:42,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:42,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:01:42,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:42,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:01:42,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:42,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:01:42,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:42,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:42,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:42,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:42,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:42,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:01:42,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:42,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:01:42,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:42,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:01:42,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:42,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:01:42,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:42,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:42,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:42,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:42,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:42,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:42,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:42,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:42,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:42,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:42,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:42,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:42,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:42,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 22:01:42,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:42,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:42,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:42,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:01:42,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:42,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:01:42,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:42,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:42,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-27 22:01:42,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:42,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:42,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:42,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:42,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:42,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:42,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:01:42,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:42,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:01:42,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:42,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:42,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:42,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:42,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:42,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:42,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:42,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:42,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:42,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:01:42,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:42,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:01:42,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:42,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:42,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:42,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:42,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:42,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:42,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:42,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:42,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:42,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:01:42,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:42,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:42,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:42,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:42,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:42,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:42,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:42,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:01:42,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:42,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:42,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:42,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:01:42,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:42,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:42,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:42,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:42,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:42,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:42,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:42,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:42,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:42,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:42,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:42,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:01:42,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:42,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:42,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:42,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:42,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:42,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:42,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:42,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:42,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:42,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:42,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:42,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:42,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:42,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:42,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:42,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:42,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:42,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:42,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:42,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:42,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:42,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:42,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:42,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:42,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:42,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:42,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:42,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:42,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:42,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:42,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:42,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 22:01:42,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:42,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:42,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:42,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:42,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:42,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:42,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:42,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:42,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:01:42,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:42,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:42,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 22:01:42,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:42,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:42,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:42,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:42,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:42,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:42,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:42,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:42,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:01:42,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:42,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:42,799 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-27 22:01:42,800 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1667884502] [2020-10-27 22:01:42,800 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:01:42,800 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-27 22:01:42,800 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507427913] [2020-10-27 22:01:42,801 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:01:42,801 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:01:42,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:01:42,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:01:42,802 INFO L87 Difference]: Start difference. First operand 432 states and 530 transitions. Second operand 7 states. [2020-10-27 22:01:43,851 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:01:46,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:01:46,869 INFO L93 Difference]: Finished difference Result 1383 states and 1967 transitions. [2020-10-27 22:01:46,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 22:01:46,870 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 138 [2020-10-27 22:01:46,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:01:46,885 INFO L225 Difference]: With dead ends: 1383 [2020-10-27 22:01:46,886 INFO L226 Difference]: Without dead ends: 954 [2020-10-27 22:01:46,889 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=75, Invalid=135, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:01:46,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 954 states. [2020-10-27 22:01:47,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 954 to 611. [2020-10-27 22:01:47,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 611 states. [2020-10-27 22:01:47,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 611 states and 759 transitions. [2020-10-27 22:01:47,052 INFO L78 Accepts]: Start accepts. Automaton has 611 states and 759 transitions. Word has length 138 [2020-10-27 22:01:47,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:01:47,053 INFO L481 AbstractCegarLoop]: Abstraction has 611 states and 759 transitions. [2020-10-27 22:01:47,053 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:01:47,053 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 759 transitions. [2020-10-27 22:01:47,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-10-27 22:01:47,056 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:01:47,056 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] [2020-10-27 22:01:47,056 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:01:47,056 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]=== [2020-10-27 22:01:47,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:01:47,057 INFO L82 PathProgramCache]: Analyzing trace with hash 846425203, now seen corresponding path program 1 times [2020-10-27 22:01:47,057 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:01:47,057 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [764547382] [2020-10-27 22:01:47,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:01:47,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:47,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:47,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:47,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:52,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:52,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-27 22:01:52,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:01:52,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-27 22:01:52,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:52,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:01:52,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-10-27 22:01:52,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 22:01:52,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:52,499 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:01:52,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:01:52,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:52,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:52,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:52,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:52,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:52,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-27 22:01:52,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:52,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:52,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:52,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:52,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:52,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:01:52,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:52,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:52,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:52,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:52,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:52,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:52,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:52,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:52,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:52,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:52,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:52,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:01:52,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:52,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:52,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:52,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:52,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:52,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:52,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:52,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:52,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:52,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:52,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:52,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:52,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:52,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:52,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:52,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:52,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:52,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:52,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:52,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:52,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:52,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:52,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:52,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:01:52,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:52,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:52,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:52,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:52,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:52,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:52,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:52,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:52,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:52,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:52,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:52,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 22:01:52,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:52,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:52,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:52,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:52,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:52,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:52,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:52,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:52,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:52,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:52,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:52,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:01:52,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:52,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:52,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:52,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:01:52,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:52,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-27 22:01:52,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:52,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:01:52,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:52,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 22:01:52,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:52,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:52,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:52,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:52,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:01:52,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:52,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-27 22:01:52,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:52,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:01:52,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:52,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-27 22:01:52,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:52,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:52,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:52,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:52,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:52,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:01:52,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:52,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:01:52,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:52,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:52,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:52,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:52,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:52,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:52,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:52,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:52,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:52,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:01:52,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:52,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:52,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:52,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:52,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:52,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:52,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:52,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:01:52,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:52,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:52,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:52,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:01:52,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:52,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 22:01:52,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:52,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:01:52,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:52,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:01:52,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:52,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:52,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:52,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:52,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:52,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:01:52,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:52,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 22:01:52,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:52,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:01:52,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:52,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:01:52,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:52,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:52,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:52,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:52,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:52,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:52,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:52,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:01:52,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:52,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:01:52,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:52,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:01:52,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:53,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:53,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:53,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:53,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:53,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:53,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:53,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:53,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:53,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:01:53,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:53,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:53,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:53,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-27 22:01:53,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:53,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:53,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:53,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:53,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:53,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:01:53,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:53,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:53,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:53,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:53,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:53,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-27 22:01:53,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:53,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:53,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:53,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:53,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:53,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:53,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:53,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:53,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:01:53,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:53,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:53,075 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:01:53,076 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [764547382] [2020-10-27 22:01:53,076 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:01:53,076 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 22:01:53,077 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125651601] [2020-10-27 22:01:53,078 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 22:01:53,078 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:01:53,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 22:01:53,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:01:53,079 INFO L87 Difference]: Start difference. First operand 611 states and 759 transitions. Second operand 13 states. [2020-10-27 22:01:53,899 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:54,997 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:01:55,391 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:55,742 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:56,027 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:01:56,469 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:01:57,548 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:01:57,860 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:58,227 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:58,522 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:01:58,826 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:59,135 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:59,477 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:59,804 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:02,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:02:02,269 INFO L93 Difference]: Finished difference Result 1756 states and 2441 transitions. [2020-10-27 22:02:02,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-27 22:02:02,270 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 100 [2020-10-27 22:02:02,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:02:02,284 INFO L225 Difference]: With dead ends: 1756 [2020-10-27 22:02:02,284 INFO L226 Difference]: Without dead ends: 1085 [2020-10-27 22:02:02,288 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=195, Invalid=797, Unknown=0, NotChecked=0, Total=992 [2020-10-27 22:02:02,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1085 states. [2020-10-27 22:02:02,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1085 to 835. [2020-10-27 22:02:02,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 835 states. [2020-10-27 22:02:02,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 835 states and 1031 transitions. [2020-10-27 22:02:02,467 INFO L78 Accepts]: Start accepts. Automaton has 835 states and 1031 transitions. Word has length 100 [2020-10-27 22:02:02,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:02:02,468 INFO L481 AbstractCegarLoop]: Abstraction has 835 states and 1031 transitions. [2020-10-27 22:02:02,468 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 22:02:02,468 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1031 transitions. [2020-10-27 22:02:02,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-10-27 22:02:02,471 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:02:02,472 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-27 22:02:02,472 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:02:02,472 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]=== [2020-10-27 22:02:02,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:02:02,473 INFO L82 PathProgramCache]: Analyzing trace with hash -1744422578, now seen corresponding path program 1 times [2020-10-27 22:02:02,473 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:02:02,473 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [927711353] [2020-10-27 22:02:02,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:02:02,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:02,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:02,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:02,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:04,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:04,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 184 [2020-10-27 22:02:04,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:02:04,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1511 [2020-10-27 22:02:04,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:04,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:04,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-27 22:02:04,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-27 22:02:04,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:04,295 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:02:04,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:02:04,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:04,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:04,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:04,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:04,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:04,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 22:02:04,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:04,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:04,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:04,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:04,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:04,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:02:04,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:04,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:04,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:04,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:04,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:04,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:04,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:04,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:04,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:04,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:04,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:04,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:02:04,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:04,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:04,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:04,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:04,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:04,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:04,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:04,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:04,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:04,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:04,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:04,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:04,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:04,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:04,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:04,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:04,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:04,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:04,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:04,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:04,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:04,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:04,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:04,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:02:04,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:04,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:04,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:04,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:04,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:04,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:04,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:04,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:04,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:04,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:04,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:04,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:02:04,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:04,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:04,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:04,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:02:04,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:04,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 22:02:04,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:04,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:04,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:04,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:02:04,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:04,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:04,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:04,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:04,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:04,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:02:04,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:04,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:02:04,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:04,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:04,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:04,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 22:02:04,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:04,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:04,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:04,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:04,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:04,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:02:04,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:04,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:02:04,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:04,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:04,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:04,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:04,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:04,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:04,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:04,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:04,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:04,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:02:04,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:04,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:04,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:04,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:04,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:04,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:04,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:04,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:04,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:04,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:04,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:04,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:02:04,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:04,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:04,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:04,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:04,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:04,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:04,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:04,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:02:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:04,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:04,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:04,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:02:04,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:04,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:04,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:04,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:04,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:04,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:04,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:04,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:04,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:04,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:04,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:04,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:02:04,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:04,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:04,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:04,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:04,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:04,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:04,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:04,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:04,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:04,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:04,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:04,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:04,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:04,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:04,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:04,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:04,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:04,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:04,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:04,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:04,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:04,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:04,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:04,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:04,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:04,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:04,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:04,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:04,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:04,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:04,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:04,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:02:04,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:04,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:04,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:04,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:02:04,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:04,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:02:04,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:04,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:04,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:04,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:02:04,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:04,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:04,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:04,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:04,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:04,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:04,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:04,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:04,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:04,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:04,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:04,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:04,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:04,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-27 22:02:04,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:04,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:04,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:04,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:04,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:04,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:04,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:04,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:04,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:04,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:02:04,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:04,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 22:02:04,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:04,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:04,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:04,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:04,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:04,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:04,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:04,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:04,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:04,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:02:04,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:04,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 22:02:04,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:04,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:04,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:04,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:04,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:04,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:04,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:04,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:04,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:04,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:04,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:04,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 22:02:04,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:04,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:04,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:04,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:04,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:04,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:04,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:04,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:04,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:04,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:04,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:04,561 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-27 22:02:04,562 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [927711353] [2020-10-27 22:02:04,562 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:02:04,562 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-27 22:02:04,562 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27283483] [2020-10-27 22:02:04,563 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:02:04,563 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:02:04,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:02:04,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:02:04,564 INFO L87 Difference]: Start difference. First operand 835 states and 1031 transitions. Second operand 8 states. [2020-10-27 22:02:05,089 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:07,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:02:07,508 INFO L93 Difference]: Finished difference Result 1962 states and 2693 transitions. [2020-10-27 22:02:07,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-27 22:02:07,509 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 128 [2020-10-27 22:02:07,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:02:07,518 INFO L225 Difference]: With dead ends: 1962 [2020-10-27 22:02:07,518 INFO L226 Difference]: Without dead ends: 1151 [2020-10-27 22:02:07,522 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2020-10-27 22:02:07,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1151 states. [2020-10-27 22:02:07,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1151 to 701. [2020-10-27 22:02:07,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 701 states. [2020-10-27 22:02:07,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 701 states and 839 transitions. [2020-10-27 22:02:07,703 INFO L78 Accepts]: Start accepts. Automaton has 701 states and 839 transitions. Word has length 128 [2020-10-27 22:02:07,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:02:07,704 INFO L481 AbstractCegarLoop]: Abstraction has 701 states and 839 transitions. [2020-10-27 22:02:07,704 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:02:07,704 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 839 transitions. [2020-10-27 22:02:07,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-27 22:02:07,709 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:02:07,710 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:02:07,710 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:02:07,710 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]=== [2020-10-27 22:02:07,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:02:07,711 INFO L82 PathProgramCache]: Analyzing trace with hash -1020840438, now seen corresponding path program 1 times [2020-10-27 22:02:07,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:02:07,711 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [100387323] [2020-10-27 22:02:07,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:02:07,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:07,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:07,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:12,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:12,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-27 22:02:12,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:02:12,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-27 22:02:12,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:12,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:02:12,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-27 22:02:12,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-10-27 22:02:12,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,064 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:02:13,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:02:13,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:13,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 22:02:13,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:13,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:13,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:02:13,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:13,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:13,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:13,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:13,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:02:13,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:13,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:13,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:13,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:13,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:13,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:13,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:13,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:13,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:13,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:02:13,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:13,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:13,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:13,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:13,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:02:13,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:02:13,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:02:13,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:13,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:02:13,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:13,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:02:13,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:02:13,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:13,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:02:13,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:13,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:02:13,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:02:13,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:13,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:02:13,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:13,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:02:13,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:02:13,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:13,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:02:13,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:13,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:02:13,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:13,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:13,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:02:13,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:02:13,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:02:13,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:02:13,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:13,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 22:02:13,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:13,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:02:13,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:13,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:13,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:13,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:13,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:13,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:13,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:13,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:13,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:02:13,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:13,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:13,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:13,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:13,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:13,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:02:13,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:02:13,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:02:13,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:13,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:02:13,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:13,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:13,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:02:13,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:13,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:13,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-27 22:02:13,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:13,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:02:13,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:13,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:02:13,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 22:02:13,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:13,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:02:13,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:02:13,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 22:02:13,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:02:13,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 22:02:13,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 22:02:13,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 22:02:13,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:02:13,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 22:02:13,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 22:02:13,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:13,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:02:13,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 22:02:13,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:02:13,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 22:02:13,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:13,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:13,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:02:13,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:02:13,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:02:13,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 22:02:13,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:02:13,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:02:13,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:13,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:13,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:02:13,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:13,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:13,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:13,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:13,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:13,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 22:02:13,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:13,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:13,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:13,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:13,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:13,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 22:02:13,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:13,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:13,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:13,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:13,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:13,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,641 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 17 proven. 5 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-10-27 22:02:13,641 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [100387323] [2020-10-27 22:02:13,642 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:02:13,642 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 22:02:13,642 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968004779] [2020-10-27 22:02:13,642 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 22:02:13,643 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:02:13,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 22:02:13,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:02:13,644 INFO L87 Difference]: Start difference. First operand 701 states and 839 transitions. Second operand 14 states. [2020-10-27 22:02:14,216 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:02:14,740 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:02:17,572 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 207 [2020-10-27 22:02:18,139 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 207 [2020-10-27 22:02:18,735 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 207 [2020-10-27 22:02:19,829 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:02:20,137 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:02:20,451 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:02:20,749 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:02:22,844 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:02:24,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:02:24,891 INFO L93 Difference]: Finished difference Result 4059 states and 6012 transitions. [2020-10-27 22:02:24,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2020-10-27 22:02:24,893 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 154 [2020-10-27 22:02:24,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:02:24,919 INFO L225 Difference]: With dead ends: 4059 [2020-10-27 22:02:24,919 INFO L226 Difference]: Without dead ends: 3382 [2020-10-27 22:02:24,927 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 70 SyntacticMatches, 5 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 907 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=593, Invalid=2377, Unknown=0, NotChecked=0, Total=2970 [2020-10-27 22:02:24,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3382 states. [2020-10-27 22:02:25,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3382 to 2258. [2020-10-27 22:02:25,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2258 states. [2020-10-27 22:02:25,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 2258 states and 2791 transitions. [2020-10-27 22:02:25,457 INFO L78 Accepts]: Start accepts. Automaton has 2258 states and 2791 transitions. Word has length 154 [2020-10-27 22:02:25,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:02:25,458 INFO L481 AbstractCegarLoop]: Abstraction has 2258 states and 2791 transitions. [2020-10-27 22:02:25,458 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 22:02:25,458 INFO L276 IsEmpty]: Start isEmpty. Operand 2258 states and 2791 transitions. [2020-10-27 22:02:25,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-27 22:02:25,464 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:02:25,464 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:02:25,464 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:02:25,465 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]=== [2020-10-27 22:02:25,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:02:25,465 INFO L82 PathProgramCache]: Analyzing trace with hash -1093226996, now seen corresponding path program 1 times [2020-10-27 22:02:25,465 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:02:25,466 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1458761558] [2020-10-27 22:02:25,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:02:25,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:25,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:25,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:26,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:30,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:30,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-27 22:02:30,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:02:30,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4975 [2020-10-27 22:02:30,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:30,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:02:30,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 173 [2020-10-27 22:02:30,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:02:30,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:30,731 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:02:30,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:02:30,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:30,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:30,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:30,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:30,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:30,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 22:02:30,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:30,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:30,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:30,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:30,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:30,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:02:30,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:30,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:30,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:30,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:30,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:30,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:30,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:30,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:30,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:30,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:30,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:30,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:02:30,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:30,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:30,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:30,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:30,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:30,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:30,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:30,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:30,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:30,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:30,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:30,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:30,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:30,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:30,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:30,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:30,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:30,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:30,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:30,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:30,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:30,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:30,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:30,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:02:30,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:30,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:30,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:30,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:30,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:30,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:30,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:30,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:30,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:30,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:30,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:30,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:02:30,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:30,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:30,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:30,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:02:30,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:30,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:02:30,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:30,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:30,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:30,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:30,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:30,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:30,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:30,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:30,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:30,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:02:30,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:30,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:02:30,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:30,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:30,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:30,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:30,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:30,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:30,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:30,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:30,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:30,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:02:30,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:30,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:02:30,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:30,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:30,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:30,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:30,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:30,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:30,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:30,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:30,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:30,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:02:30,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:30,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:30,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:30,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:30,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:30,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:30,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:30,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:30,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:30,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:30,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:30,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:02:30,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:30,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:30,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:30,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:30,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:30,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:30,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:30,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:02:30,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:30,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:30,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:30,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:02:30,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:30,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:30,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:30,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:30,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:30,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:30,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:30,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:30,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:30,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:30,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:30,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:02:30,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:30,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:30,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:30,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:30,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:30,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:30,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:30,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:30,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:30,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:30,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:30,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:30,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:30,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:30,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:30,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:30,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:30,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:30,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:30,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:30,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:30,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:30,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:30,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:30,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:30,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:30,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:30,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:30,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:30,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:30,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:30,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:02:30,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:30,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:30,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:30,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:02:30,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:30,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:30,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:30,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:30,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:30,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:30,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:30,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:30,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:30,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:30,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:30,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:30,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:30,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:30,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:30,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:30,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:30,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:30,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:30,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-27 22:02:30,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:30,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:30,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:30,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:30,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:30,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:30,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:30,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:30,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:30,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:30,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:30,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 22:02:30,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:30,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:30,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:30,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:30,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:30,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:30,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:30,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:30,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:30,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:30,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:30,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 22:02:30,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:30,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:30,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:30,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 22:02:30,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:30,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:02:30,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:30,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:02:30,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 22:02:30,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:02:30,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:30,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:30,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:30,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:30,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:30,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:02:30,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:30,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:02:30,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:30,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:02:30,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:30,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:02:30,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:30,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:30,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:30,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:30,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:30,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:30,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:30,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:30,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:30,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:30,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:30,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:30,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:30,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:02:30,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:30,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:30,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:30,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:02:30,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:30,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:31,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:31,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:31,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 22:02:31,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:31,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:31,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:31,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:31,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:31,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:31,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:31,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:31,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:31,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:31,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:31,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:31,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:31,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:31,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 22:02:31,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:31,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:31,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:31,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:31,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:31,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:31,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:31,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:31,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:31,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:31,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:31,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 22:02:31,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:31,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:31,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:31,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:31,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:31,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:31,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:31,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:31,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:31,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:31,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:31,044 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-10-27 22:02:31,044 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1458761558] [2020-10-27 22:02:31,045 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:02:31,045 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-27 22:02:31,045 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965568288] [2020-10-27 22:02:31,046 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 22:02:31,046 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:02:31,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 22:02:31,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-27 22:02:31,047 INFO L87 Difference]: Start difference. First operand 2258 states and 2791 transitions. Second operand 11 states. [2020-10-27 22:02:33,368 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:33,644 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:02:33,929 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:34,226 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:34,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:02:34,667 INFO L93 Difference]: Finished difference Result 3671 states and 4796 transitions. [2020-10-27 22:02:34,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 22:02:34,667 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 154 [2020-10-27 22:02:34,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:02:34,669 INFO L225 Difference]: With dead ends: 3671 [2020-10-27 22:02:34,669 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 22:02:34,679 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=97, Invalid=245, Unknown=0, NotChecked=0, Total=342 [2020-10-27 22:02:34,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 22:02:34,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 22:02:34,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 22:02:34,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 22:02:34,681 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 154 [2020-10-27 22:02:34,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:02:34,681 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 22:02:34,681 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 22:02:34,681 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 22:02:34,682 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 22:02:34,682 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 22:02:34,684 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 22:02:39,417 WARN L193 SmtUtils]: Spent 3.98 s on a formula simplification. DAG size of input: 438 DAG size of output: 395 [2020-10-27 22:02:42,150 WARN L193 SmtUtils]: Spent 2.46 s on a formula simplification. DAG size of input: 412 DAG size of output: 387 [2020-10-27 22:02:44,639 WARN L193 SmtUtils]: Spent 2.43 s on a formula simplification. DAG size of input: 445 DAG size of output: 391 [2020-10-27 22:02:50,409 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 385 DAG size of output: 344 [2020-10-27 22:02:53,505 WARN L193 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 445 DAG size of output: 391 [2020-10-27 22:02:54,875 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 219 [2020-10-27 22:02:57,305 WARN L193 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 438 DAG size of output: 395 [2020-10-27 22:03:02,401 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 11 [2020-10-27 22:03:02,629 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 22:03:02,879 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 28 [2020-10-27 22:03:03,427 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 23 [2020-10-27 22:03:08,183 WARN L193 SmtUtils]: Spent 4.75 s on a formula simplification. DAG size of input: 339 DAG size of output: 34 [2020-10-27 22:03:08,405 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 22:03:09,100 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 14 [2020-10-27 22:03:13,103 WARN L193 SmtUtils]: Spent 3.97 s on a formula simplification. DAG size of input: 332 DAG size of output: 35 [2020-10-27 22:03:13,321 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-27 22:03:17,068 WARN L193 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 335 DAG size of output: 31 [2020-10-27 22:03:17,318 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 28 [2020-10-27 22:03:17,569 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 28 [2020-10-27 22:03:18,474 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 21 [2020-10-27 22:03:18,744 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:03:19,439 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 26 [2020-10-27 22:03:19,649 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 1 [2020-10-27 22:03:20,598 WARN L193 SmtUtils]: Spent 895.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 26 [2020-10-27 22:03:20,826 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-27 22:03:21,507 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 28 [2020-10-27 22:03:22,541 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 188 DAG size of output: 33 [2020-10-27 22:03:22,768 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 22:03:23,239 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 15 [2020-10-27 22:03:23,458 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-27 22:03:25,826 WARN L193 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 290 DAG size of output: 31 [2020-10-27 22:03:26,502 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 25 [2020-10-27 22:03:26,800 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 23 [2020-10-27 22:03:27,016 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-27 22:03:27,499 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 15 [2020-10-27 22:03:27,951 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 17 [2020-10-27 22:03:28,203 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 28 [2020-10-27 22:03:31,995 WARN L193 SmtUtils]: Spent 3.79 s on a formula simplification. DAG size of input: 335 DAG size of output: 31 [2020-10-27 22:03:32,381 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 10 [2020-10-27 22:03:32,840 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 20 [2020-10-27 22:03:33,470 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 25 [2020-10-27 22:03:33,741 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-27 22:03:38,366 WARN L193 SmtUtils]: Spent 4.62 s on a formula simplification. DAG size of input: 339 DAG size of output: 34 [2020-10-27 22:03:38,595 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 28 [2020-10-27 22:03:38,877 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 22 [2020-10-27 22:03:39,536 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 25 [2020-10-27 22:03:39,748 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 20 [2020-10-27 22:03:39,956 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 22:03:40,185 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 28 [2020-10-27 22:03:40,380 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 1 [2020-10-27 22:03:40,798 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 15 [2020-10-27 22:03:41,212 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 15 [2020-10-27 22:03:41,440 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 28 [2020-10-27 22:03:41,670 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 28 [2020-10-27 22:03:43,111 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 200 DAG size of output: 42 [2020-10-27 22:03:43,505 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 11 [2020-10-27 22:03:44,375 WARN L193 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 20 [2020-10-27 22:03:44,589 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-27 22:03:44,794 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 1 [2020-10-27 22:03:45,371 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 20 [2020-10-27 22:03:45,949 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 20 [2020-10-27 22:03:46,572 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 23 [2020-10-27 22:03:47,213 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 18 [2020-10-27 22:03:47,218 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 22:03:47,218 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 22:03:47,218 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 22:03:47,218 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 22:03:47,219 INFO L274 CegarLoopResult]: For program point L382(lines 359 383) no Hoare annotation was computed. [2020-10-27 22:03:47,219 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 335 390) no Hoare annotation was computed. [2020-10-27 22:03:47,219 INFO L274 CegarLoopResult]: For program point L366(lines 366 370) no Hoare annotation was computed. [2020-10-27 22:03:47,219 INFO L274 CegarLoopResult]: For program point L366-1(lines 366 370) no Hoare annotation was computed. [2020-10-27 22:03:47,219 INFO L274 CegarLoopResult]: For program point L361(line 361) no Hoare annotation was computed. [2020-10-27 22:03:47,219 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 335 390) no Hoare annotation was computed. [2020-10-27 22:03:47,219 INFO L274 CegarLoopResult]: For program point L360-2(lines 360 381) no Hoare annotation was computed. [2020-10-27 22:03:47,219 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 335 390) no Hoare annotation was computed. [2020-10-27 22:03:47,220 INFO L274 CegarLoopResult]: For program point L417-2(lines 417 442) no Hoare annotation was computed. [2020-10-27 22:03:47,220 INFO L274 CegarLoopResult]: For program point L443(lines 416 444) no Hoare annotation was computed. [2020-10-27 22:03:47,220 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 391 450) no Hoare annotation was computed. [2020-10-27 22:03:47,220 INFO L274 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-10-27 22:03:47,220 INFO L274 CegarLoopResult]: For program point L436-1(line 436) no Hoare annotation was computed. [2020-10-27 22:03:47,220 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 391 450) no Hoare annotation was computed. [2020-10-27 22:03:47,220 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 391 450) no Hoare annotation was computed. [2020-10-27 22:03:47,220 INFO L274 CegarLoopResult]: For program point L423(lines 423 427) no Hoare annotation was computed. [2020-10-27 22:03:47,220 INFO L274 CegarLoopResult]: For program point L423-1(lines 423 427) no Hoare annotation was computed. [2020-10-27 22:03:47,220 INFO L274 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-10-27 22:03:47,221 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 987 993) the Hoare annotation is: true [2020-10-27 22:03:47,221 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 987 993) no Hoare annotation was computed. [2020-10-27 22:03:47,221 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 994 1002) no Hoare annotation was computed. [2020-10-27 22:03:47,221 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 994 1002) the Hoare annotation is: true [2020-10-27 22:03:47,221 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 994 1002) no Hoare annotation was computed. [2020-10-27 22:03:47,221 INFO L270 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:03:47,221 INFO L270 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:03:47,222 INFO L270 CegarLoopResult]: At program point L128-1(line 128) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:03:47,222 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:03:47,222 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-10-27 22:03:47,222 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-10-27 22:03:47,222 INFO L270 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:03:47,223 INFO L270 CegarLoopResult]: At program point L134-1(line 134) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:03:47,223 INFO L274 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-10-27 22:03:47,223 INFO L274 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-10-27 22:03:47,223 INFO L274 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-27 22:03:47,223 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 77 100) no Hoare annotation was computed. [2020-10-27 22:03:47,223 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-27 22:03:47,223 INFO L274 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-27 22:03:47,224 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-27 22:03:47,224 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 77 100) no Hoare annotation was computed. [2020-10-27 22:03:47,224 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-27 22:03:47,224 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 77 100) no Hoare annotation was computed. [2020-10-27 22:03:47,224 INFO L274 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-27 22:03:47,224 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-27 22:03:47,224 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-27 22:03:47,224 INFO L274 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-27 22:03:47,224 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-27 22:03:47,224 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-27 22:03:47,224 INFO L274 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-27 22:03:47,224 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-27 22:03:47,225 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-27 22:03:47,225 INFO L274 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-27 22:03:47,225 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 945 959) no Hoare annotation was computed. [2020-10-27 22:03:47,225 INFO L270 CegarLoopResult]: At program point L951(line 951) the Hoare annotation is: (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0))) (or (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 2 ~waterLevel~0)))) [2020-10-27 22:03:47,225 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 945 959) the Hoare annotation is: (let ((.cse0 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) .cse0) (or (= |old(~systemActive~0)| 0) .cse0 (not (<= 2 ~waterLevel~0))))) [2020-10-27 22:03:47,225 INFO L274 CegarLoopResult]: For program point L949(lines 949 955) no Hoare annotation was computed. [2020-10-27 22:03:47,225 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 945 959) no Hoare annotation was computed. [2020-10-27 22:03:47,225 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 862 870) no Hoare annotation was computed. [2020-10-27 22:03:47,225 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 862 870) the Hoare annotation is: true [2020-10-27 22:03:47,225 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 862 870) no Hoare annotation was computed. [2020-10-27 22:03:47,225 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 926 944) the Hoare annotation is: true [2020-10-27 22:03:47,225 INFO L274 CegarLoopResult]: For program point L935(lines 935 939) no Hoare annotation was computed. [2020-10-27 22:03:47,226 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 926 944) no Hoare annotation was computed. [2020-10-27 22:03:47,226 INFO L277 CegarLoopResult]: At program point L933(line 933) the Hoare annotation is: true [2020-10-27 22:03:47,226 INFO L274 CegarLoopResult]: For program point L935-2(lines 935 939) no Hoare annotation was computed. [2020-10-27 22:03:47,226 INFO L274 CegarLoopResult]: For program point L933-1(line 933) no Hoare annotation was computed. [2020-10-27 22:03:47,226 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 926 944) no Hoare annotation was computed. [2020-10-27 22:03:47,226 INFO L274 CegarLoopResult]: For program point L890(lines 890 898) no Hoare annotation was computed. [2020-10-27 22:03:47,226 INFO L274 CegarLoopResult]: For program point L890-2(lines 890 898) no Hoare annotation was computed. [2020-10-27 22:03:47,226 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 871 906) no Hoare annotation was computed. [2020-10-27 22:03:47,226 INFO L274 CegarLoopResult]: For program point L878(lines 878 886) no Hoare annotation was computed. [2020-10-27 22:03:47,226 INFO L274 CegarLoopResult]: For program point L878-2(lines 878 886) no Hoare annotation was computed. [2020-10-27 22:03:47,226 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 871 906) no Hoare annotation was computed. [2020-10-27 22:03:47,226 INFO L274 CegarLoopResult]: For program point L901(line 901) no Hoare annotation was computed. [2020-10-27 22:03:47,226 INFO L274 CegarLoopResult]: For program point L901-1(line 901) no Hoare annotation was computed. [2020-10-27 22:03:47,227 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 871 906) no Hoare annotation was computed. [2020-10-27 22:03:47,227 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 980 986) no Hoare annotation was computed. [2020-10-27 22:03:47,227 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 980 986) the Hoare annotation is: true [2020-10-27 22:03:47,227 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 289 334) no Hoare annotation was computed. [2020-10-27 22:03:47,227 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 289 334) no Hoare annotation was computed. [2020-10-27 22:03:47,227 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 289 334) no Hoare annotation was computed. [2020-10-27 22:03:47,227 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 602 647) no Hoare annotation was computed. [2020-10-27 22:03:47,227 INFO L274 CegarLoopResult]: For program point L633(lines 633 634) no Hoare annotation was computed. [2020-10-27 22:03:47,227 INFO L274 CegarLoopResult]: For program point L626(lines 626 627) no Hoare annotation was computed. [2020-10-27 22:03:47,227 INFO L274 CegarLoopResult]: For program point L622(lines 622 629) no Hoare annotation was computed. [2020-10-27 22:03:47,228 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 626 627) no Hoare annotation was computed. [2020-10-27 22:03:47,228 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 633 634) no Hoare annotation was computed. [2020-10-27 22:03:47,228 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 602 647) no Hoare annotation was computed. [2020-10-27 22:03:47,228 INFO L274 CegarLoopResult]: For program point L616(lines 616 636) no Hoare annotation was computed. [2020-10-27 22:03:47,228 INFO L274 CegarLoopResult]: For program point L616-1(lines 616 636) no Hoare annotation was computed. [2020-10-27 22:03:47,228 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 602 647) no Hoare annotation was computed. [2020-10-27 22:03:47,228 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 109 118) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:03:47,228 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 109 118) no Hoare annotation was computed. [2020-10-27 22:03:47,229 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 109 118) no Hoare annotation was computed. [2020-10-27 22:03:47,229 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 851 861) the Hoare annotation is: true [2020-10-27 22:03:47,229 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 851 861) no Hoare annotation was computed. [2020-10-27 22:03:47,229 INFO L277 CegarLoopResult]: At program point L856(line 856) the Hoare annotation is: true [2020-10-27 22:03:47,229 INFO L274 CegarLoopResult]: For program point L856-1(line 856) no Hoare annotation was computed. [2020-10-27 22:03:47,229 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 851 861) no Hoare annotation was computed. [2020-10-27 22:03:47,229 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 843 850) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:03:47,229 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 843 850) no Hoare annotation was computed. [2020-10-27 22:03:47,229 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 843 850) no Hoare annotation was computed. [2020-10-27 22:03:47,229 INFO L274 CegarLoopResult]: For program point L235(lines 235 241) no Hoare annotation was computed. [2020-10-27 22:03:47,230 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 231 244) no Hoare annotation was computed. [2020-10-27 22:03:47,230 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 231 244) the Hoare annotation is: true [2020-10-27 22:03:47,230 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 231 244) no Hoare annotation was computed. [2020-10-27 22:03:47,230 INFO L274 CegarLoopResult]: For program point L800(lines 800 808) no Hoare annotation was computed. [2020-10-27 22:03:47,230 INFO L270 CegarLoopResult]: At program point L798(line 798) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-10-27 22:03:47,230 INFO L274 CegarLoopResult]: For program point L798-1(line 798) no Hoare annotation was computed. [2020-10-27 22:03:47,230 INFO L274 CegarLoopResult]: For program point L796(lines 796 813) no Hoare annotation was computed. [2020-10-27 22:03:47,230 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 792 816) no Hoare annotation was computed. [2020-10-27 22:03:47,231 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 792 816) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:03:47,231 INFO L270 CegarLoopResult]: At program point L811(line 811) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:03:47,231 INFO L274 CegarLoopResult]: For program point L811-1(lines 792 816) no Hoare annotation was computed. [2020-10-27 22:03:47,231 INFO L270 CegarLoopResult]: At program point L806(line 806) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0)) [2020-10-27 22:03:47,231 INFO L270 CegarLoopResult]: At program point L802(line 802) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (= 0 ~systemActive~0))) (and (or (and (<= 1 processEnvironment_~tmp~7) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-10-27 22:03:47,231 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 758 764) no Hoare annotation was computed. [2020-10-27 22:03:47,231 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 758 764) the Hoare annotation is: true [2020-10-27 22:03:47,231 INFO L270 CegarLoopResult]: At program point testENTRY(lines 660 727) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:03:47,232 INFO L274 CegarLoopResult]: For program point L671(lines 670 719) no Hoare annotation was computed. [2020-10-27 22:03:47,232 INFO L270 CegarLoopResult]: At program point L702(line 702) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:03:47,232 INFO L274 CegarLoopResult]: For program point L700(lines 700 715) no Hoare annotation was computed. [2020-10-27 22:03:47,232 INFO L274 CegarLoopResult]: For program point testFINAL(lines 660 727) no Hoare annotation was computed. [2020-10-27 22:03:47,232 INFO L270 CegarLoopResult]: At program point L692(line 692) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0)) (and (<= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:03:47,232 INFO L274 CegarLoopResult]: For program point L690(lines 690 696) no Hoare annotation was computed. [2020-10-27 22:03:47,232 INFO L274 CegarLoopResult]: For program point L690-1(lines 690 696) no Hoare annotation was computed. [2020-10-27 22:03:47,232 INFO L270 CegarLoopResult]: At program point L717(lines 670 719) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0)) (and (<= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:03:47,233 INFO L270 CegarLoopResult]: At program point L682(line 682) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0)) (and (<= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:03:47,233 INFO L274 CegarLoopResult]: For program point L680(lines 680 686) no Hoare annotation was computed. [2020-10-27 22:03:47,233 INFO L274 CegarLoopResult]: For program point L680-1(lines 680 686) no Hoare annotation was computed. [2020-10-27 22:03:47,233 INFO L274 CegarLoopResult]: For program point L672(lines 672 676) no Hoare annotation was computed. [2020-10-27 22:03:47,233 INFO L270 CegarLoopResult]: At program point L720(lines 669 721) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:03:47,233 INFO L270 CegarLoopResult]: At program point L710(line 710) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:03:47,233 INFO L274 CegarLoopResult]: For program point L708(lines 708 714) no Hoare annotation was computed. [2020-10-27 22:03:47,234 INFO L270 CegarLoopResult]: At program point L708-1(lines 700 715) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:03:47,234 INFO L274 CegarLoopResult]: For program point testEXIT(lines 660 727) no Hoare annotation was computed. [2020-10-27 22:03:47,234 INFO L274 CegarLoopResult]: For program point L576(lines 576 583) no Hoare annotation was computed. [2020-10-27 22:03:47,234 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 580 581) no Hoare annotation was computed. [2020-10-27 22:03:47,234 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 587 588) no Hoare annotation was computed. [2020-10-27 22:03:47,234 INFO L274 CegarLoopResult]: For program point L570(lines 570 590) no Hoare annotation was computed. [2020-10-27 22:03:47,234 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 556 601) no Hoare annotation was computed. [2020-10-27 22:03:47,234 INFO L274 CegarLoopResult]: For program point L570-1(lines 570 590) no Hoare annotation was computed. [2020-10-27 22:03:47,234 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 556 601) no Hoare annotation was computed. [2020-10-27 22:03:47,234 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 556 601) no Hoare annotation was computed. [2020-10-27 22:03:47,235 INFO L274 CegarLoopResult]: For program point L587(lines 587 588) no Hoare annotation was computed. [2020-10-27 22:03:47,235 INFO L274 CegarLoopResult]: For program point L580(lines 580 581) no Hoare annotation was computed. [2020-10-27 22:03:47,235 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 817 824) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= 0 ~methaneLevelCritical~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 2 ~waterLevel~0)) (not (<= ~methaneLevelCritical~0 0))) [2020-10-27 22:03:47,235 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 817 824) no Hoare annotation was computed. [2020-10-27 22:03:47,235 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 817 824) no Hoare annotation was computed. [2020-10-27 22:03:47,235 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 245 253) no Hoare annotation was computed. [2020-10-27 22:03:47,235 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 245 253) the Hoare annotation is: true [2020-10-27 22:03:47,235 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 245 253) no Hoare annotation was computed. [2020-10-27 22:03:47,235 INFO L274 CegarLoopResult]: For program point L207(lines 207 215) no Hoare annotation was computed. [2020-10-27 22:03:47,236 INFO L274 CegarLoopResult]: For program point L207-2(lines 207 215) no Hoare annotation was computed. [2020-10-27 22:03:47,236 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 199 221) no Hoare annotation was computed. [2020-10-27 22:03:47,236 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 199 221) no Hoare annotation was computed. [2020-10-27 22:03:47,236 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 199 221) no Hoare annotation was computed. [2020-10-27 22:03:47,236 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 453 555) no Hoare annotation was computed. [2020-10-27 22:03:47,236 INFO L274 CegarLoopResult]: For program point L477(lines 477 481) no Hoare annotation was computed. [2020-10-27 22:03:47,236 INFO L274 CegarLoopResult]: For program point L541(lines 541 552) no Hoare annotation was computed. [2020-10-27 22:03:47,236 INFO L274 CegarLoopResult]: For program point L504(lines 504 508) no Hoare annotation was computed. [2020-10-27 22:03:47,236 INFO L274 CegarLoopResult]: For program point L502-2(lines 502 522) no Hoare annotation was computed. [2020-10-27 22:03:47,237 INFO L274 CegarLoopResult]: For program point L523(lines 501 524) no Hoare annotation was computed. [2020-10-27 22:03:47,237 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 453 555) no Hoare annotation was computed. [2020-10-27 22:03:47,237 INFO L274 CegarLoopResult]: For program point L482(lines 482 498) no Hoare annotation was computed. [2020-10-27 22:03:47,237 INFO L274 CegarLoopResult]: For program point L542(lines 542 549) no Hoare annotation was computed. [2020-10-27 22:03:47,237 INFO L274 CegarLoopResult]: For program point L503(lines 502 522) no Hoare annotation was computed. [2020-10-27 22:03:47,237 INFO L274 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-10-27 22:03:47,237 INFO L274 CegarLoopResult]: For program point L534-1(line 534) no Hoare annotation was computed. [2020-10-27 22:03:47,237 INFO L274 CegarLoopResult]: For program point L499(lines 499 540) no Hoare annotation was computed. [2020-10-27 22:03:47,237 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 453 555) no Hoare annotation was computed. [2020-10-27 22:03:47,237 INFO L274 CegarLoopResult]: For program point L518(line 518) no Hoare annotation was computed. [2020-10-27 22:03:47,238 INFO L274 CegarLoopResult]: For program point L518-1(line 518) no Hoare annotation was computed. [2020-10-27 22:03:47,238 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 970 979) no Hoare annotation was computed. [2020-10-27 22:03:47,238 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 970 979) no Hoare annotation was computed. [2020-10-27 22:03:47,238 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 970 979) no Hoare annotation was computed. [2020-10-27 22:03:47,238 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:03:47,238 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#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~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#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~string38.offset| |old(#t~string38.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 22:03:47,239 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:03:47,239 INFO L274 CegarLoopResult]: For program point L833(lines 833 839) no Hoare annotation was computed. [2020-10-27 22:03:47,239 INFO L270 CegarLoopResult]: At program point L831(line 831) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:03:47,239 INFO L274 CegarLoopResult]: For program point L831-1(line 831) no Hoare annotation was computed. [2020-10-27 22:03:47,239 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 826 842) no Hoare annotation was computed. [2020-10-27 22:03:47,239 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 826 842) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:03:47,239 INFO L270 CegarLoopResult]: At program point L837(line 837) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= ~methaneLevelCritical~0 0) (<= activatePump_~tmp~8 ~methaneLevelCritical~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~methaneLevelCritical~0 activatePump_~tmp~8)) (= 0 ~systemActive~0) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:03:47,239 INFO L274 CegarLoopResult]: For program point L837-1(lines 826 842) no Hoare annotation was computed. [2020-10-27 22:03:47,239 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 222 230) no Hoare annotation was computed. [2020-10-27 22:03:47,240 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 222 230) no Hoare annotation was computed. [2020-10-27 22:03:47,240 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 222 230) no Hoare annotation was computed. [2020-10-27 22:03:47,240 INFO L274 CegarLoopResult]: For program point L914-1(line 914) no Hoare annotation was computed. [2020-10-27 22:03:47,240 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 907 925) no Hoare annotation was computed. [2020-10-27 22:03:47,240 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 907 925) the Hoare annotation is: true [2020-10-27 22:03:47,240 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 907 925) no Hoare annotation was computed. [2020-10-27 22:03:47,240 INFO L274 CegarLoopResult]: For program point L916(lines 916 920) no Hoare annotation was computed. [2020-10-27 22:03:47,240 INFO L277 CegarLoopResult]: At program point L914(line 914) the Hoare annotation is: true [2020-10-27 22:03:47,240 INFO L274 CegarLoopResult]: For program point L916-2(lines 916 920) no Hoare annotation was computed. [2020-10-27 22:03:47,241 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 178 189) the Hoare annotation is: (and (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (= 0 ~systemActive~0) (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0)) (not (<= 2 ~waterLevel~0))) (or (not (<= 0 ~pumpRunning~0)) (not (<= 1 ~waterLevel~0)) (not (<= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:03:47,241 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 178 189) no Hoare annotation was computed. [2020-10-27 22:03:47,241 INFO L274 CegarLoopResult]: For program point L182-1(lines 178 189) no Hoare annotation was computed. [2020-10-27 22:03:47,241 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:03:47,241 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 22:03:47,241 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:03:47,241 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 734 757) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 0 ~methaneLevelCritical~0)) (not (<= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)))) [2020-10-27 22:03:47,241 INFO L270 CegarLoopResult]: At program point L747(line 747) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0))) (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse2 (not (<= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (<= |old(~pumpRunning~0)| 0))) (.cse6 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (not .cse4))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse2) (or (and .cse1 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (not (<= 2 |old(~waterLevel~0)|)) .cse4) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) .cse5 .cse6) (or .cse5 .cse6 .cse3)))) [2020-10-27 22:03:47,242 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 734 757) no Hoare annotation was computed. [2020-10-27 22:03:47,242 INFO L270 CegarLoopResult]: At program point L745(lines 745 751) the Hoare annotation is: (let ((.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse10 (= 0 ~systemActive~0))) (let ((.cse3 (not .cse10)) (.cse6 (<= ~methaneLevelCritical~0 0)) (.cse4 (<= 0 ~methaneLevelCritical~0)) (.cse8 (<= 2 ~waterLevel~0)) (.cse7 (and .cse1 .cse5)) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not .cse4) .cse5 .cse3 (not .cse6)) (or .cse7 .cse0 .cse2 (and .cse6 .cse4)) (let ((.cse9 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)))) (or (and .cse6 .cse4 .cse8 .cse9) (not (<= 2 |old(~waterLevel~0)|)) .cse10 (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0) .cse9))) (or (and .cse1 .cse8) .cse7 .cse0 (not (<= 1 |old(~waterLevel~0)|)) .cse2)))) [2020-10-27 22:03:47,242 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 734 757) no Hoare annotation was computed. [2020-10-27 22:03:47,242 INFO L270 CegarLoopResult]: At program point L740(line 740) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 0 ~methaneLevelCritical~0)) (not (<= ~methaneLevelCritical~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)))) [2020-10-27 22:03:47,242 INFO L274 CegarLoopResult]: For program point L738(lines 737 756) no Hoare annotation was computed. [2020-10-27 22:03:47,242 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-10-27 22:03:47,243 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 44 73) no Hoare annotation was computed. [2020-10-27 22:03:47,243 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 44 73) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 0 ~methaneLevelCritical~0)) (not (<= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))))) [2020-10-27 22:03:47,243 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-10-27 22:03:47,243 INFO L270 CegarLoopResult]: At program point L58-1(lines 58 62) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (<= ~methaneLevelCritical~0 0)) (.cse0 (<= 0 ~methaneLevelCritical~0)) (.cse5 (not (<= |old(~pumpRunning~0)| 0))) (.cse6 (not (<= 0 |old(~pumpRunning~0)|))) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= 0 ~systemActive~0)))) (and (or (not .cse0) .cse1 .cse2 (not .cse3)) (or (and .cse4 .cse1) .cse5 .cse6 (and .cse3 .cse0)) (or .cse5 .cse6 .cse4 .cse2))) [2020-10-27 22:03:47,243 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-27 22:03:47,243 INFO L270 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (<= ~methaneLevelCritical~0 0)) (.cse0 (<= 0 ~methaneLevelCritical~0)) (.cse5 (not (<= |old(~pumpRunning~0)| 0))) (.cse6 (not (<= 0 |old(~pumpRunning~0)|))) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= 0 ~systemActive~0)))) (and (or (not .cse0) .cse1 .cse2 (not .cse3)) (or (and .cse4 .cse1) .cse5 .cse6 (and .cse3 .cse0)) (or .cse5 .cse6 .cse4 .cse2))) [2020-10-27 22:03:47,244 INFO L270 CegarLoopResult]: At program point L50(line 50) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 0 ~methaneLevelCritical~0)) (not (<= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))))) [2020-10-27 22:03:47,244 INFO L274 CegarLoopResult]: For program point L50-1(line 50) no Hoare annotation was computed. [2020-10-27 22:03:47,244 INFO L277 CegarLoopResult]: At program point L69(lines 44 73) the Hoare annotation is: true [2020-10-27 22:03:47,244 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 190 198) the Hoare annotation is: true [2020-10-27 22:03:47,244 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 190 198) no Hoare annotation was computed. [2020-10-27 22:03:47,244 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 190 198) no Hoare annotation was computed. [2020-10-27 22:03:47,244 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 154 165) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)) [2020-10-27 22:03:47,244 INFO L274 CegarLoopResult]: For program point L158-1(lines 154 165) no Hoare annotation was computed. [2020-10-27 22:03:47,244 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 154 165) no Hoare annotation was computed. [2020-10-27 22:03:47,244 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 101 107) no Hoare annotation was computed. [2020-10-27 22:03:47,244 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 101 107) the Hoare annotation is: true [2020-10-27 22:03:47,245 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:03:47,245 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) (not (= 0 ~systemActive~0)) (<= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) (<= ~pumpRunning~0 0)) [2020-10-27 22:03:47,245 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 22:03:47,245 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:03:47,245 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 960 967) no Hoare annotation was computed. [2020-10-27 22:03:47,245 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 960 967) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| ~systemActive~0))) (and (or .cse0 (= |old(~systemActive~0)| 0) (not (<= 2 ~waterLevel~0))) (or .cse0 (not (<= 0 ~pumpRunning~0)) (not (<= 1 ~waterLevel~0)) (not (<= ~pumpRunning~0 0))))) [2020-10-27 22:03:47,245 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 960 967) no Hoare annotation was computed. [2020-10-27 22:03:47,245 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 766 790) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0)) [2020-10-27 22:03:47,245 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 766 790) no Hoare annotation was computed. [2020-10-27 22:03:47,245 INFO L270 CegarLoopResult]: At program point L785(line 785) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0)) [2020-10-27 22:03:47,246 INFO L274 CegarLoopResult]: For program point L785-1(lines 766 790) no Hoare annotation was computed. [2020-10-27 22:03:47,246 INFO L270 CegarLoopResult]: At program point L780(line 780) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~6 1)) (<= processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) [2020-10-27 22:03:47,246 INFO L270 CegarLoopResult]: At program point L776(line 776) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0)) (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0)) [2020-10-27 22:03:47,246 INFO L274 CegarLoopResult]: For program point L774(lines 774 782) no Hoare annotation was computed. [2020-10-27 22:03:47,246 INFO L270 CegarLoopResult]: At program point L772(line 772) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0)) [2020-10-27 22:03:47,246 INFO L274 CegarLoopResult]: For program point L772-1(line 772) no Hoare annotation was computed. [2020-10-27 22:03:47,246 INFO L274 CegarLoopResult]: For program point L770(lines 770 787) no Hoare annotation was computed. [2020-10-27 22:03:47,246 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 166 177) no Hoare annotation was computed. [2020-10-27 22:03:47,246 INFO L274 CegarLoopResult]: For program point L170-1(lines 166 177) no Hoare annotation was computed. [2020-10-27 22:03:47,246 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 166 177) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or (not (<= 1 |old(~waterLevel~0)|)) .cse0 (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (not (<= 0 ~methaneLevelCritical~0)) (= 0 ~systemActive~0) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-27 22:03:47,246 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 649 656) no Hoare annotation was computed. [2020-10-27 22:03:47,246 INFO L274 CegarLoopResult]: For program point L653(line 653) no Hoare annotation was computed. [2020-10-27 22:03:47,247 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 649 656) the Hoare annotation is: true [2020-10-27 22:03:47,247 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 649 656) no Hoare annotation was computed. [2020-10-27 22:03:47,247 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 257 281) the Hoare annotation is: true [2020-10-27 22:03:47,247 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 257 281) no Hoare annotation was computed. [2020-10-27 22:03:47,247 INFO L270 CegarLoopResult]: At program point L271(line 271) the Hoare annotation is: (and (or (not (<= 0 ~methaneLevelCritical~0)) (= 0 ~systemActive~0) (not (<= 2 ~waterLevel~0)) (not (<= ~methaneLevelCritical~0 0))) (or (not (<= 0 ~pumpRunning~0)) (not (<= 1 ~waterLevel~0)) (not (<= ~pumpRunning~0 0)))) [2020-10-27 22:03:47,247 INFO L274 CegarLoopResult]: For program point L269(lines 269 275) no Hoare annotation was computed. [2020-10-27 22:03:47,247 INFO L270 CegarLoopResult]: At program point L267(line 267) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse1 (not (<= ~methaneLevelCritical~0 0)))) (and (or .cse0 (= 0 ~systemActive~0) (not (<= 2 ~waterLevel~0)) .cse1) (or (not (<= 0 ~pumpRunning~0)) (not (<= 1 ~waterLevel~0)) .cse0 (not (<= ~pumpRunning~0 0)) .cse1))) [2020-10-27 22:03:47,247 INFO L274 CegarLoopResult]: For program point L267-1(line 267) no Hoare annotation was computed. [2020-10-27 22:03:47,247 INFO L274 CegarLoopResult]: For program point L265(lines 265 278) no Hoare annotation was computed. [2020-10-27 22:03:47,248 INFO L274 CegarLoopResult]: For program point L265-1(lines 257 281) no Hoare annotation was computed. [2020-10-27 22:03:47,248 INFO L277 CegarLoopResult]: At program point L263(line 263) the Hoare annotation is: true [2020-10-27 22:03:47,248 INFO L274 CegarLoopResult]: For program point L263-1(line 263) no Hoare annotation was computed. [2020-10-27 22:03:47,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 10:03:47 BoogieIcfgContainer [2020-10-27 22:03:47,269 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 22:03:47,270 INFO L168 Benchmark]: Toolchain (without parser) took 167670.35 ms. Allocated memory was 151.0 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 125.0 MB in the beginning and 598.6 MB in the end (delta: -473.5 MB). Peak memory consumption was 751.4 MB. Max. memory is 8.0 GB. [2020-10-27 22:03:47,271 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory is still 124.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 22:03:47,271 INFO L168 Benchmark]: CACSL2BoogieTranslator took 578.76 ms. Allocated memory is still 151.0 MB. Free memory was 124.4 MB in the beginning and 102.2 MB in the end (delta: 22.2 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:03:47,272 INFO L168 Benchmark]: Boogie Preprocessor took 87.12 ms. Allocated memory is still 151.0 MB. Free memory was 102.2 MB in the beginning and 98.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:03:47,273 INFO L168 Benchmark]: RCFGBuilder took 1433.86 ms. Allocated memory is still 151.0 MB. Free memory was 98.2 MB in the beginning and 52.3 MB in the end (delta: 45.9 MB). Peak memory consumption was 46.5 MB. Max. memory is 8.0 GB. [2020-10-27 22:03:47,273 INFO L168 Benchmark]: TraceAbstraction took 165559.60 ms. Allocated memory was 151.0 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 51.8 MB in the beginning and 598.6 MB in the end (delta: -546.8 MB). Peak memory consumption was 676.6 MB. Max. memory is 8.0 GB. [2020-10-27 22:03:47,276 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory is still 124.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 578.76 ms. Allocated memory is still 151.0 MB. Free memory was 124.4 MB in the beginning and 102.2 MB in the end (delta: 22.2 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 87.12 ms. Allocated memory is still 151.0 MB. Free memory was 102.2 MB in the beginning and 98.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1433.86 ms. Allocated memory is still 151.0 MB. Free memory was 98.2 MB in the beginning and 52.3 MB in the end (delta: 45.9 MB). Peak memory consumption was 46.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 165559.60 ms. Allocated memory was 151.0 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 51.8 MB in the beginning and 598.6 MB in the end (delta: -546.8 MB). Peak memory consumption was 676.6 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: 587]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 580]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 626]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 633]: 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: 670]: Loop Invariant Derived loop invariant: ((((((!(0 <= \old(methaneLevelCritical)) || !(\old(pumpRunning) <= 0)) || !(1 <= \old(waterLevel))) || \old(systemActive) == 0) || !(0 <= \old(pumpRunning))) || !(\old(methaneLevelCritical) <= 0)) || (((methaneLevelCritical <= 0 && 0 <= methaneLevelCritical) && !(0 == systemActive)) && 2 <= waterLevel)) || ((0 <= pumpRunning && 1 <= waterLevel) && pumpRunning <= 0) - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: ((((((!(0 <= \old(methaneLevelCritical)) || !(\old(pumpRunning) <= 0)) || !(1 <= \old(waterLevel))) || \old(systemActive) == 0) || !(0 <= \old(pumpRunning))) || !(\old(methaneLevelCritical) <= 0)) || (methaneLevelCritical <= 0 && 0 <= methaneLevelCritical)) || (0 <= pumpRunning && pumpRunning <= 0) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: ((((!(0 <= methaneLevelCritical) || pumpRunning == \old(pumpRunning)) || !(0 == systemActive)) || !(methaneLevelCritical <= 0)) && ((((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning))) || (methaneLevelCritical <= 0 && 0 <= methaneLevelCritical))) && (((!(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning))) || \old(waterLevel) == waterLevel) || !(0 == systemActive)) - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 264 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 92.8s, OverallIterations: 8, TraceHistogramMax: 4, AutomataDifference: 48.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 72.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1335 SDtfs, 4745 SDslu, 1816 SDs, 0 SdLazy, 10784 SolverSat, 4063 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 23.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 538 GetRequests, 355 SyntacticMatches, 5 SemanticMatches, 178 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1320 ImplicationChecksByTransitivity, 20.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2258occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.4s AutomataMinimizationTime, 8 MinimizatonAttempts, 2476 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 3274 PreInvPairs, 4344 NumberOfFragments, 1886 HoareAnnotationTreeSize, 3274 FomulaSimplifications, 2734935437 FormulaSimplificationTreeSizeReduction, 27.2s HoareSimplificationTime, 69 FomulaSimplificationsInter, 586291921 FormulaSimplificationTreeSizeReductionInter, 45.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 42.3s InterpolantComputationTime, 950 NumberOfCodeBlocks, 950 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 942 ConstructedInterpolants, 0 QuantifiedInterpolants, 376970 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 3 PerfectInterpolantSequences, 181/192 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...