/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_product64.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:01:26,440 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:01:26,443 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:01:26,480 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:01:26,481 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:01:26,482 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:01:26,484 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:01:26,487 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:01:26,489 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:01:26,490 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:01:26,491 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:01:26,493 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:01:26,494 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:01:26,495 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:01:26,496 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:01:26,498 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:01:26,499 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:01:26,507 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:01:26,509 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:01:26,512 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:01:26,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:01:26,515 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:01:26,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:01:26,518 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:01:26,521 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:01:26,522 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:01:26,522 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:01:26,523 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:01:26,524 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:01:26,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:01:26,525 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:01:26,526 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:01:26,527 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:01:26,528 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:01:26,529 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:01:26,530 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:01:26,531 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:01:26,531 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:01:26,531 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:01:26,533 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:01:26,534 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:01:26,535 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 22:01:26,568 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:01:26,569 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:01:26,573 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:01:26,573 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:01:26,573 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:01:26,574 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:01:26,574 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:01:26,574 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:01:26,574 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:01:26,575 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:01:26,575 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:01:26,576 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:01:26,577 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:01:26,577 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:01:26,577 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:01:26,578 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:01:26,578 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:01:26,578 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:01:26,578 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:01:26,578 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:01:26,579 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:01:26,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:01:26,579 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:01:26,579 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:01:26,579 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:01:26,580 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:01:26,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:01:26,580 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:01:26,581 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:01:26,581 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:01:26,997 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:01:27,026 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:01:27,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:01:27,031 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:01:27,031 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:01:27,033 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product64.cil.c [2020-10-27 22:01:27,109 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/20e111ac8/4665ca80d8214d6b920bc71a374c982a/FLAGfef9b6a3e [2020-10-27 22:01:27,850 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:01:27,851 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product64.cil.c [2020-10-27 22:01:27,867 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/20e111ac8/4665ca80d8214d6b920bc71a374c982a/FLAGfef9b6a3e [2020-10-27 22:01:28,050 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/20e111ac8/4665ca80d8214d6b920bc71a374c982a [2020-10-27 22:01:28,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:01:28,072 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:01:28,075 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:01:28,075 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:01:28,080 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:01:28,082 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:01:28" (1/1) ... [2020-10-27 22:01:28,086 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4be5267e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:01:28, skipping insertion in model container [2020-10-27 22:01:28,087 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:01:28" (1/1) ... [2020-10-27 22:01:28,095 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:01:28,166 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:01:28,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:01:28,515 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:01:28,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:01:28,674 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:01:28,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:01:28 WrapperNode [2020-10-27 22:01:28,675 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:01:28,676 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:01:28,676 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:01:28,676 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:01:28,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:01:28" (1/1) ... [2020-10-27 22:01:28,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:01:28" (1/1) ... [2020-10-27 22:01:28,708 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:01:28" (1/1) ... [2020-10-27 22:01:28,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:01:28" (1/1) ... [2020-10-27 22:01:28,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:01:28" (1/1) ... [2020-10-27 22:01:28,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:01:28" (1/1) ... [2020-10-27 22:01:28,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:01:28" (1/1) ... [2020-10-27 22:01:28,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:01:28,787 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:01:28,788 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:01:28,788 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:01:28,789 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:01:28" (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 22:01:28,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:01:28,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:01:28,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 22:01:28,890 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:01:28,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 22:01:28,890 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 22:01:28,890 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 22:01:28,890 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 22:01:28,890 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 22:01:28,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-27 22:01:28,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 22:01:28,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 22:01:28,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 22:01:28,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 22:01:28,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 22:01:28,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 22:01:28,892 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 22:01:28,892 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 22:01:28,892 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 22:01:28,892 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 22:01:28,892 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:01:28,892 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 22:01:28,892 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 22:01:28,892 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:01:28,893 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-27 22:01:28,893 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 22:01:28,893 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 22:01:28,893 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 22:01:28,893 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 22:01:28,893 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 22:01:28,893 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 22:01:28,894 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 22:01:28,894 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 22:01:28,894 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 22:01:28,894 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-27 22:01:28,894 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-27 22:01:28,894 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 22:01:28,894 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 22:01:28,894 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 22:01:28,895 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 22:01:28,895 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 22:01:28,895 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 22:01:28,895 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 22:01:28,895 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 22:01:28,895 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 22:01:28,895 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:01:28,895 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:01:28,896 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:01:28,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:01:28,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:01:28,896 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 22:01:28,896 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 22:01:28,896 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 22:01:28,896 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 22:01:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 22:01:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 22:01:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 22:01:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 22:01:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-27 22:01:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 22:01:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 22:01:28,898 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 22:01:28,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 22:01:28,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 22:01:28,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:01:28,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 22:01:28,898 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 22:01:28,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:01:28,898 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 22:01:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 22:01:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:01:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 22:01:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 22:01:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 22:01:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 22:01:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 22:01:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 22:01:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 22:01:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 22:01:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 22:01:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 22:01:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 22:01:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 22:01:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:01:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 22:01:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 22:01:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 22:01:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 22:01:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 22:01:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 22:01:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-27 22:01:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-27 22:01:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 22:01:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 22:01:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 22:01:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:01:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 22:01:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-27 22:01:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 22:01:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 22:01:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 22:01:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:01:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:01:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:01:30,389 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:01:30,390 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 22:01:30,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:01:30 BoogieIcfgContainer [2020-10-27 22:01:30,392 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:01:30,394 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:01:30,394 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:01:30,397 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:01:30,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:01:28" (1/3) ... [2020-10-27 22:01:30,399 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f3cbe3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:01:30, skipping insertion in model container [2020-10-27 22:01:30,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:01:28" (2/3) ... [2020-10-27 22:01:30,399 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f3cbe3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:01:30, skipping insertion in model container [2020-10-27 22:01:30,400 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:01:30" (3/3) ... [2020-10-27 22:01:30,401 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product64.cil.c [2020-10-27 22:01:30,413 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:01:30,419 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 22:01:30,432 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 22:01:30,461 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:01:30,461 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:01:30,461 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:01:30,461 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:01:30,462 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:01:30,462 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:01:30,462 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:01:30,462 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:01:30,490 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2020-10-27 22:01:30,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-27 22:01:30,501 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:01:30,502 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 22:01:30,502 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 22:01:30,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:01:30,509 INFO L82 PathProgramCache]: Analyzing trace with hash -1823218156, now seen corresponding path program 1 times [2020-10-27 22:01:30,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:01:30,519 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [461313544] [2020-10-27 22:01:30,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:01:30,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:30,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:31,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:31,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:35,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:35,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-27 22:01:35,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:01:35,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-27 22:01:35,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:35,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:01:35,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 50 [2020-10-27 22:01:35,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:01:35,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 22:01:36,425 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:01:36,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:01:36,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:36,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:36,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:36,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:36,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:36,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-27 22:01:36,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:36,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:36,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:36,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:36,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:36,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:01:36,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:36,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:36,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:36,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:36,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:36,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:01:36,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:36,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:36,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:36,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:36,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:36,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:01:36,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:36,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:36,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:36,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:36,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:36,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:36,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:36,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:36,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:36,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:36,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:36,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:36,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:36,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:36,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:36,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:36,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:36,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:01:36,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:36,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:36,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:36,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:36,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:36,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:01:36,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:36,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:36,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:36,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:36,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:36,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:36,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:36,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:36,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:36,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:36,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:36,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:01:36,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:36,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:36,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:36,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:36,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:36,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:01:36,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:36,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:01:36,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:36,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:36,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:36,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:01:36,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:36,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:36,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:36,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:36,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:36,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:01:36,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:36,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:36,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:36,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:36,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:36,664 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 22:01:36,665 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [461313544] [2020-10-27 22:01:36,667 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:01:36,667 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 22:01:36,668 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129398642] [2020-10-27 22:01:36,673 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:01:36,673 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:01:36,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:01:36,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:01:36,691 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 7 states. [2020-10-27 22:01:37,350 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:38,682 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:01:39,212 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:39,665 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:01:40,940 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:01:41,498 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:43,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:01:43,206 INFO L93 Difference]: Finished difference Result 478 states and 653 transitions. [2020-10-27 22:01:43,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:01:43,209 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 47 [2020-10-27 22:01:43,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:01:43,226 INFO L225 Difference]: With dead ends: 478 [2020-10-27 22:01:43,226 INFO L226 Difference]: Without dead ends: 292 [2020-10-27 22:01:43,232 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:01:43,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2020-10-27 22:01:43,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 256. [2020-10-27 22:01:43,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 256 states. [2020-10-27 22:01:43,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 319 transitions. [2020-10-27 22:01:43,404 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 319 transitions. Word has length 47 [2020-10-27 22:01:43,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:01:43,405 INFO L481 AbstractCegarLoop]: Abstraction has 256 states and 319 transitions. [2020-10-27 22:01:43,405 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:01:43,405 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 319 transitions. [2020-10-27 22:01:43,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-10-27 22:01:43,411 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:01:43,412 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-27 22:01:43,412 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:01:43,412 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 22:01:43,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:01:43,413 INFO L82 PathProgramCache]: Analyzing trace with hash 816447522, now seen corresponding path program 1 times [2020-10-27 22:01:43,413 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:01:43,414 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1405883588] [2020-10-27 22:01:43,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:01:43,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:43,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:43,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:43,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:43,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:48,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:48,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:48,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:48,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 171 [2020-10-27 22:01:48,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:01:48,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5032 [2020-10-27 22:01:48,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:48,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:01:48,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 105 [2020-10-27 22:01:48,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:01:48,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:48,867 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:01:48,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:01:48,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:48,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:48,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:48,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:48,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:48,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 22:01:48,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:48,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:48,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:48,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:48,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:48,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:01:48,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:48,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:48,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:48,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:48,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:48,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:48,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:48,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:48,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:48,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:48,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:48,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:01:48,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:48,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:48,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:48,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:48,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:48,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:48,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:48,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:48,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:48,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:48,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:48,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:48,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:48,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:48,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:48,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:48,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:48,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:48,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:48,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:48,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:48,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:48,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:48,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:01:48,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:48,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:48,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:48,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:48,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:48,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:48,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:48,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:48,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:48,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:48,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:48,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:01:48,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:48,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:48,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:48,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:01:48,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:48,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:01:48,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:48,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:48,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:48,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:48,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:48,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:48,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:48,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:48,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:48,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:01:48,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:48,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:01:48,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:48,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:48,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:48,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:48,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:49,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:49,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:49,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:49,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:49,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:49,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:49,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:49,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:49,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:49,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:49,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:49,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:49,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:01:49,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:49,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:49,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:49,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-27 22:01:49,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:49,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 22:01:49,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:49,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:01:49,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:01:49,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:01:49,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:49,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:49,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:49,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:49,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:49,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:01:49,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:49,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-27 22:01:49,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:49,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:01:49,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:01:49,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:01:49,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:49,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:49,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:49,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:49,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:49,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:01:49,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:49,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-27 22:01:49,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:49,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:01:49,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:01:49,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:01:49,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:49,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:49,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:49,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:49,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:49,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:01:49,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:49,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:01:49,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:49,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:49,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:49,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:01:49,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:49,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:49,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:49,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:49,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:49,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:01:49,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:49,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:49,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:49,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:49,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:49,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:49,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:49,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:01:49,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:49,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:49,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:49,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:01:49,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:49,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:01:49,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:49,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:49,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:01:49,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:49,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:49,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:49,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:49,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:49,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:49,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:01:49,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:49,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:49,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:49,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:49,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:49,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:49,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:49,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:49,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:49,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:49,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:49,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:49,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:49,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:49,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:49,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:49,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:49,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:49,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:49,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:49,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:49,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:49,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:49,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:49,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:49,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:49,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:49,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:49,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:49,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:49,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:49,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 22:01:49,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:49,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:49,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:49,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:49,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:49,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:49,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:49,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:49,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:01:49,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:49,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:49,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 22:01:49,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:49,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:49,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:49,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:49,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:49,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:49,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:49,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:49,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:01:49,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:49,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:49,394 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-27 22:01:49,394 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1405883588] [2020-10-27 22:01:49,395 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:01:49,395 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-27 22:01:49,395 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263602630] [2020-10-27 22:01:49,397 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:01:49,397 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:01:49,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:01:49,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:01:49,398 INFO L87 Difference]: Start difference. First operand 256 states and 319 transitions. Second operand 9 states. [2020-10-27 22:01:50,972 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:51,366 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:01:51,781 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:52,156 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:53,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:01:53,751 INFO L93 Difference]: Finished difference Result 577 states and 808 transitions. [2020-10-27 22:01:53,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 22:01:53,752 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 115 [2020-10-27 22:01:53,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:01:53,757 INFO L225 Difference]: With dead ends: 577 [2020-10-27 22:01:53,758 INFO L226 Difference]: Without dead ends: 345 [2020-10-27 22:01:53,762 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:01:53,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2020-10-27 22:01:53,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 264. [2020-10-27 22:01:53,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2020-10-27 22:01:53,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 327 transitions. [2020-10-27 22:01:53,868 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 327 transitions. Word has length 115 [2020-10-27 22:01:53,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:01:53,870 INFO L481 AbstractCegarLoop]: Abstraction has 264 states and 327 transitions. [2020-10-27 22:01:53,871 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:01:53,871 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 327 transitions. [2020-10-27 22:01:53,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-10-27 22:01:53,881 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:01:53,881 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:01:53,881 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:01:53,881 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 22:01:53,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:01:53,882 INFO L82 PathProgramCache]: Analyzing trace with hash -1115500921, now seen corresponding path program 1 times [2020-10-27 22:01:53,882 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:01:53,884 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [998635211] [2020-10-27 22:01:53,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:01:53,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:53,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:53,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:54,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:58,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:58,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 149 [2020-10-27 22:01:58,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:01:58,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-27 22:01:58,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:58,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:01:58,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 100 [2020-10-27 22:01:58,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-27 22:01:58,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:59,353 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:01:59,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:01:59,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:59,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:59,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:59,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:59,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:59,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 22:01:59,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:59,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:59,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:59,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:59,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:59,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:01:59,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:59,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:59,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:59,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:59,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:59,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:59,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:59,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:59,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:59,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:59,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:59,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:01:59,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:59,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:59,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:59,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:59,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:59,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:59,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:59,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:59,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:59,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:59,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:59,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:59,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:59,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:59,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:59,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:59,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:59,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:59,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:59,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:59,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:59,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:59,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:59,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:01:59,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:59,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:59,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:59,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:59,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:59,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:59,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:59,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:59,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:59,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:59,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:59,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:01:59,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:59,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:59,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:59,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:59,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-27 22:01:59,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:01:59,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 172 [2020-10-27 22:01:59,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:59,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:59,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-27 22:01:59,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:59,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:59,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:59,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:59,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:59,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:59,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:01:59,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:59,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 22:01:59,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:59,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:59,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 22:01:59,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:59,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:59,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:59,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:59,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:59,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:59,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:01:59,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:59,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 22:01:59,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:59,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:59,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:01:59,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:59,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:59,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:59,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:59,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:59,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:59,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:01:59,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:59,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:01:59,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:59,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:59,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:01:59,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:59,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:59,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:59,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:59,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:59,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:59,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:01:59,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:59,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:01:59,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:59,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:01:59,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:59,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:59,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:59,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:01:59,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:59,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:59,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:59,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:01:59,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:59,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:01:59,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:59,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:59,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:01:59,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:59,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:59,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:59,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:59,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:59,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:59,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:01:59,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:59,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:59,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:59,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:59,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:59,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:59,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:59,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:59,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:59,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:59,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:59,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:59,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:59,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:59,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:59,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:59,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:59,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:59,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:59,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:59,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:59,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:59,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:59,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:59,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:59,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:59,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:59,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:59,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:59,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:59,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:59,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 22:01:59,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:59,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:59,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:59,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:59,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:59,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:01:59,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:59,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:59,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:59,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:59,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:59,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-27 22:01:59,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:59,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:59,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:59,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:59,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:59,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:59,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:59,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:59,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:01:59,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:59,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:59,870 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 22:01:59,871 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [998635211] [2020-10-27 22:01:59,871 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:01:59,871 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-27 22:01:59,871 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336432239] [2020-10-27 22:01:59,872 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 22:01:59,872 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:01:59,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 22:01:59,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-10-27 22:01:59,873 INFO L87 Difference]: Start difference. First operand 264 states and 327 transitions. Second operand 11 states. [2020-10-27 22:02:00,620 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:01,681 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:02:02,198 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:02:02,689 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:02:03,312 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:02:03,765 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:02:04,278 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:02:04,709 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:02:05,164 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:02:05,826 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:06,297 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:06,731 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:10,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:02:10,018 INFO L93 Difference]: Finished difference Result 859 states and 1238 transitions. [2020-10-27 22:02:10,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 22:02:10,019 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 101 [2020-10-27 22:02:10,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:02:10,026 INFO L225 Difference]: With dead ends: 859 [2020-10-27 22:02:10,026 INFO L226 Difference]: Without dead ends: 575 [2020-10-27 22:02:10,028 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=108, Invalid=444, Unknown=0, NotChecked=0, Total=552 [2020-10-27 22:02:10,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 575 states. [2020-10-27 22:02:10,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 575 to 478. [2020-10-27 22:02:10,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 478 states. [2020-10-27 22:02:10,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 588 transitions. [2020-10-27 22:02:10,177 INFO L78 Accepts]: Start accepts. Automaton has 478 states and 588 transitions. Word has length 101 [2020-10-27 22:02:10,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:02:10,178 INFO L481 AbstractCegarLoop]: Abstraction has 478 states and 588 transitions. [2020-10-27 22:02:10,178 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 22:02:10,178 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 588 transitions. [2020-10-27 22:02:10,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-27 22:02:10,181 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:02:10,181 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, 1, 1, 1, 1, 1] [2020-10-27 22:02:10,181 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:02:10,182 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 22:02:10,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:02:10,182 INFO L82 PathProgramCache]: Analyzing trace with hash -106223464, now seen corresponding path program 1 times [2020-10-27 22:02:10,182 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:02:10,183 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1019659917] [2020-10-27 22:02:10,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:02:10,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:10,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:10,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:10,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:10,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:10,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:10,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:11,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:11,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-27 22:02:15,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 22:02:15,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-27 22:02:15,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:15,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-27 22:02:15,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 22:02:15,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,610 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:02:15,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:02:15,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:15,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 22:02:15,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:02:15,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:15,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:15,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:02:15,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:15,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:15,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:15,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:15,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:15,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:02:15,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:15,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:15,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 22:02:15,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:15,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:15,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:02:15,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:02:15,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:15,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:15,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:02:15,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:15,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:15,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:15,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:15,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 22:02:15,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:02:15,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:02:15,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:15,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:02:15,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:15,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:02:15,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:02:15,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:15,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:02:15,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:15,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:15,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:15,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 22:02:15,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-27 22:02:15,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:02:15,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 65 [2020-10-27 22:02:15,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:15,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:02:15,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:02:15,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:15,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:02:15,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:02:15,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:15,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:02:15,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:15,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:15,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:02:15,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:15,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:02:15,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:02:15,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:02:15,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:15,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:02:15,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:15,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:15,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:15,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:15,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:15,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:15,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:15,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 22:02:15,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:15,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:15,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:15,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-27 22:02:15,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:15,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:15,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:15,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,937 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 22:02:15,938 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1019659917] [2020-10-27 22:02:15,938 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:02:15,938 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-27 22:02:15,939 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373741043] [2020-10-27 22:02:15,939 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:02:15,940 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:02:15,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:02:15,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:02:15,940 INFO L87 Difference]: Start difference. First operand 478 states and 588 transitions. Second operand 7 states. [2020-10-27 22:02:16,998 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:02:21,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:02:21,143 INFO L93 Difference]: Finished difference Result 1475 states and 2083 transitions. [2020-10-27 22:02:21,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 22:02:21,144 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 143 [2020-10-27 22:02:21,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:02:21,153 INFO L225 Difference]: With dead ends: 1475 [2020-10-27 22:02:21,153 INFO L226 Difference]: Without dead ends: 1000 [2020-10-27 22:02:21,156 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=75, Invalid=135, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:02:21,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1000 states. [2020-10-27 22:02:21,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1000 to 657. [2020-10-27 22:02:21,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 657 states. [2020-10-27 22:02:21,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 657 states and 817 transitions. [2020-10-27 22:02:21,323 INFO L78 Accepts]: Start accepts. Automaton has 657 states and 817 transitions. Word has length 143 [2020-10-27 22:02:21,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:02:21,323 INFO L481 AbstractCegarLoop]: Abstraction has 657 states and 817 transitions. [2020-10-27 22:02:21,323 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:02:21,323 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 817 transitions. [2020-10-27 22:02:21,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-10-27 22:02:21,326 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:02:21,326 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:02:21,327 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:02:21,327 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 22:02:21,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:02:21,327 INFO L82 PathProgramCache]: Analyzing trace with hash -1928203478, now seen corresponding path program 1 times [2020-10-27 22:02:21,328 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:02:21,328 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1052838434] [2020-10-27 22:02:21,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:02:21,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:21,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:21,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:22,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:26,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:26,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 155 [2020-10-27 22:02:26,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:02:26,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-27 22:02:26,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:26,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:02:26,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-27 22:02:26,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-27 22:02:26,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:26,934 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:02:26,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:02:26,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:26,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:27,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-27 22:02:27,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:02:27,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:27,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:27,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:02:27,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:27,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:27,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:27,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:27,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:27,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:02:27,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:02:27,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:27,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:27,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 22:02:27,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:27,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:27,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:02:27,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-27 22:02:27,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-27 22:02:27,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:02:27,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-27 22:02:27,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:27,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:02:27,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 22:02:27,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:02:27,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 22:02:27,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:27,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:02:27,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 22:02:27,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:02:27,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-27 22:02:27,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:02:27,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:27,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:27,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:02:27,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:27,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:02:27,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:02:27,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 22:02:27,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:02:27,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:02:27,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:27,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:02:27,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:02:27,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:02:27,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:02:27,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:27,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:27,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:27,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:02:27,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:02:27,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:27,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:27,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:02:27,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:27,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:02:27,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-27 22:02:27,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:27,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:02:27,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:02:27,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:02:27,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 22:02:27,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:27,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:27,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:27,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,518 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 22:02:27,519 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1052838434] [2020-10-27 22:02:27,519 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:02:27,519 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 22:02:27,521 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926041488] [2020-10-27 22:02:27,522 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 22:02:27,523 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:02:27,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 22:02:27,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:02:27,524 INFO L87 Difference]: Start difference. First operand 657 states and 817 transitions. Second operand 13 states. [2020-10-27 22:02:28,547 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:29,870 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:02:30,470 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:02:30,965 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:02:31,364 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:02:31,889 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:02:33,263 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:02:33,702 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:02:34,148 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:02:34,541 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:02:34,948 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:02:35,334 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:02:35,750 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:36,172 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:39,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:02:39,607 INFO L93 Difference]: Finished difference Result 1869 states and 2589 transitions. [2020-10-27 22:02:39,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-27 22:02:39,608 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 105 [2020-10-27 22:02:39,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:02:39,618 INFO L225 Difference]: With dead ends: 1869 [2020-10-27 22:02:39,619 INFO L226 Difference]: Without dead ends: 1152 [2020-10-27 22:02:39,623 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 40 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 173 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=195, Invalid=797, Unknown=0, NotChecked=0, Total=992 [2020-10-27 22:02:39,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1152 states. [2020-10-27 22:02:39,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1152 to 902. [2020-10-27 22:02:39,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 902 states. [2020-10-27 22:02:39,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 902 states and 1117 transitions. [2020-10-27 22:02:39,802 INFO L78 Accepts]: Start accepts. Automaton has 902 states and 1117 transitions. Word has length 105 [2020-10-27 22:02:39,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:02:39,803 INFO L481 AbstractCegarLoop]: Abstraction has 902 states and 1117 transitions. [2020-10-27 22:02:39,803 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 22:02:39,803 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1117 transitions. [2020-10-27 22:02:39,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-10-27 22:02:39,807 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:02:39,808 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, 1, 1, 1, 1, 1] [2020-10-27 22:02:39,808 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:02:39,808 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 22:02:39,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:02:39,809 INFO L82 PathProgramCache]: Analyzing trace with hash -1153341127, now seen corresponding path program 1 times [2020-10-27 22:02:39,809 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:02:39,809 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [242149874] [2020-10-27 22:02:39,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:02:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:39,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 191 [2020-10-27 22:02:41,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:02:41,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1205 [2020-10-27 22:02:41,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:41,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-27 22:02:41,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 109 [2020-10-27 22:02:41,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:41,514 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:02:41,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:02:41,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:41,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 22:02:41,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:41,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:02:41,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:41,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:41,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:02:41,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:02:41,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:41,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:41,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:02:41,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:41,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:41,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:41,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:41,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:02:41,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:41,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:41,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:41,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:02:41,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 22:02:41,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:02:41,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:41,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:02:41,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:02:41,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:41,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-27 22:02:41,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 22:02:41,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:41,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-27 22:02:41,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:41,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:41,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:02:41,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:02:41,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:02:41,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:41,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:02:41,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:02:41,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:02:41,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:41,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:02:41,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:02:41,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:02:41,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:41,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:02:41,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:41,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:02:41,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:02:41,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:02:41,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:02:41,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:02:41,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:41,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:02:41,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:41,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:02:41,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:41,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:41,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:41,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:02:41,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:41,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:41,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:41,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:02:41,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:02:41,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:02:41,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:41,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:41,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:02:41,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:41,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:41,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:41,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:41,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:02:41,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 22:02:41,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:41,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:41,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:41,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:02:41,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:02:41,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 22:02:41,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:41,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:41,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:41,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:02:41,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:02:41,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-27 22:02:41,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:41,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:41,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:41,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:41,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-27 22:02:41,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:41,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:41,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:41,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:41,903 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 22:02:41,904 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [242149874] [2020-10-27 22:02:41,904 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:02:41,904 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-27 22:02:41,904 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036341388] [2020-10-27 22:02:41,905 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:02:41,905 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:02:41,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:02:41,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:02:41,906 INFO L87 Difference]: Start difference. First operand 902 states and 1117 transitions. Second operand 8 states. [2020-10-27 22:02:42,617 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:45,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:02:45,711 INFO L93 Difference]: Finished difference Result 2096 states and 2865 transitions. [2020-10-27 22:02:45,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-27 22:02:45,713 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 133 [2020-10-27 22:02:45,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:02:45,723 INFO L225 Difference]: With dead ends: 2096 [2020-10-27 22:02:45,723 INFO L226 Difference]: Without dead ends: 1218 [2020-10-27 22:02:45,727 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2020-10-27 22:02:45,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1218 states. [2020-10-27 22:02:45,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1218 to 768. [2020-10-27 22:02:45,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 768 states. [2020-10-27 22:02:45,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 768 states and 925 transitions. [2020-10-27 22:02:45,967 INFO L78 Accepts]: Start accepts. Automaton has 768 states and 925 transitions. Word has length 133 [2020-10-27 22:02:45,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:02:45,968 INFO L481 AbstractCegarLoop]: Abstraction has 768 states and 925 transitions. [2020-10-27 22:02:45,968 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:02:45,968 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 925 transitions. [2020-10-27 22:02:45,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-10-27 22:02:45,973 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:02:45,973 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:02:45,974 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:02:45,974 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 22:02:45,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:02:45,974 INFO L82 PathProgramCache]: Analyzing trace with hash 185123672, now seen corresponding path program 1 times [2020-10-27 22:02:45,975 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:02:45,975 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1390066954] [2020-10-27 22:02:45,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:02:46,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:46,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:46,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:46,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-27 22:02:51,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:02:51,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-27 22:02:51,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:02:51,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 147 [2020-10-27 22:02:51,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 22:02:51,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,389 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:02:51,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:02:51,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:51,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 22:02:51,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:51,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:51,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:02:51,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:51,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:51,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:51,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:51,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:02:51,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:51,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:51,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:51,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:51,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:51,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:51,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:51,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:51,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:51,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:02:51,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:51,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:51,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:51,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:51,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:02:51,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 22:02:51,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:02:51,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:51,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:51,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:51,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-27 22:02:51,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:02:51,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:51,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:51,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:51,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:02:51,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:02:51,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:51,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:51,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:51,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:02:51,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:02:51,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:51,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:51,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:51,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:02:51,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:51,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:51,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:51,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:51,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:02:51,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:51,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:51,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:51,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:02:51,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:02:51,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:02:51,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:51,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:51,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:51,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:02:51,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:51,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:51,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:51,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:51,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:51,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:51,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:51,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:51,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:51,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:51,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:51,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:51,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:02:51,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:02:51,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:51,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:51,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:51,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:51,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:51,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:51,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:51,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:51,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 22:02:51,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:51,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:51,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:51,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:02:51,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 22:02:51,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:51,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:51,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:51,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:02:51,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-27 22:02:51,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-27 22:02:51,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 22:02:51,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:02:51,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 22:02:51,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 22:02:51,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:51,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:02:51,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:02:51,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:02:51,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:02:51,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:51,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:51,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:51,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:02:51,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:02:51,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 22:02:51,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 22:02:51,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:02:51,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:51,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-27 22:02:51,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:51,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:02:51,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:51,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:51,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:51,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:51,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:51,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:51,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:51,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:51,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:02:51,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:02:51,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:51,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:51,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:51,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:51,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:51,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:51,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:51,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:51,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:51,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-27 22:02:51,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:51,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:51,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:51,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:51,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:51,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-27 22:02:51,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:51,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:51,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:51,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:51,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:51,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:51,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:51,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:51,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:51,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:51,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:51,867 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 20 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-10-27 22:02:51,868 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1390066954] [2020-10-27 22:02:51,868 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:02:51,868 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 22:02:51,868 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649044493] [2020-10-27 22:02:51,869 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 22:02:51,869 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:02:51,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 22:02:51,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:02:51,870 INFO L87 Difference]: Start difference. First operand 768 states and 925 transitions. Second operand 14 states. [2020-10-27 22:02:52,618 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:02:53,648 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:02:54,341 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:02:54,847 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:02:56,361 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:02:56,805 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:02:57,316 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:02:57,719 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:02:59,172 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:02:59,569 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:03:00,318 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:03:00,703 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:03:01,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:03:01,913 INFO L93 Difference]: Finished difference Result 1828 states and 2478 transitions. [2020-10-27 22:03:01,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-10-27 22:03:01,914 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 175 [2020-10-27 22:03:01,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:03:01,916 INFO L225 Difference]: With dead ends: 1828 [2020-10-27 22:03:01,916 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 22:03:01,923 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 415 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=345, Invalid=1377, Unknown=0, NotChecked=0, Total=1722 [2020-10-27 22:03:01,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 22:03:01,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 22:03:01,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 22:03:01,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 22:03:01,924 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 175 [2020-10-27 22:03:01,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:03:01,924 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 22:03:01,924 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 22:03:01,925 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 22:03:01,925 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 22:03:01,925 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:03:01,927 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 22:03:03,285 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 208 [2020-10-27 22:03:03,418 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 208 [2020-10-27 22:03:03,582 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 214 [2020-10-27 22:03:03,687 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 176 [2020-10-27 22:03:03,901 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2020-10-27 22:03:04,056 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2020-10-27 22:03:04,472 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 181 [2020-10-27 22:03:04,613 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 220 [2020-10-27 22:03:04,833 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 220 [2020-10-27 22:03:05,810 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 214 [2020-10-27 22:03:06,020 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2020-10-27 22:03:06,148 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2020-10-27 22:03:06,525 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 181 [2020-10-27 22:03:06,661 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 220 [2020-10-27 22:03:06,849 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 220 [2020-10-27 22:03:08,675 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 288 [2020-10-27 22:03:10,819 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 293 [2020-10-27 22:03:11,641 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 280 [2020-10-27 22:03:12,658 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 272 [2020-10-27 22:03:13,287 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 280 [2020-10-27 22:03:13,887 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 288 [2020-10-27 22:03:17,128 WARN L193 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 20 [2020-10-27 22:03:17,442 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 25 [2020-10-27 22:03:18,271 WARN L193 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 10 [2020-10-27 22:03:18,616 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 18 [2020-10-27 22:03:18,893 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-27 22:03:19,206 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 25 [2020-10-27 22:03:20,059 WARN L193 SmtUtils]: Spent 846.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 25 [2020-10-27 22:03:20,336 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 1 [2020-10-27 22:03:20,615 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-27 22:03:20,992 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 16 [2020-10-27 22:03:21,951 WARN L193 SmtUtils]: Spent 941.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 13 [2020-10-27 22:03:22,818 WARN L193 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 25 [2020-10-27 22:03:23,162 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 18 [2020-10-27 22:03:24,576 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 181 DAG size of output: 17 [2020-10-27 22:03:25,443 WARN L193 SmtUtils]: Spent 857.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 26 [2020-10-27 22:03:25,790 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 18 [2020-10-27 22:03:26,117 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:03:26,430 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 25 [2020-10-27 22:03:28,018 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 228 DAG size of output: 30 [2020-10-27 22:03:28,358 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 23 [2020-10-27 22:03:29,024 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 29 [2020-10-27 22:03:30,212 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 183 DAG size of output: 26 [2020-10-27 22:03:30,588 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 18 [2020-10-27 22:03:30,933 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-27 22:03:32,539 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 171 DAG size of output: 25 [2020-10-27 22:03:34,139 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 235 DAG size of output: 31 [2020-10-27 22:03:35,113 WARN L193 SmtUtils]: Spent 972.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 14 [2020-10-27 22:03:36,684 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 168 DAG size of output: 19 [2020-10-27 22:03:38,371 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 221 DAG size of output: 29 [2020-10-27 22:03:39,098 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 23 [2020-10-27 22:03:40,081 WARN L193 SmtUtils]: Spent 965.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 19 [2020-10-27 22:03:41,001 WARN L193 SmtUtils]: Spent 917.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 21 [2020-10-27 22:03:41,912 WARN L193 SmtUtils]: Spent 908.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 21 [2020-10-27 22:03:42,217 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-27 22:03:43,088 WARN L193 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 10 [2020-10-27 22:03:44,057 WARN L193 SmtUtils]: Spent 966.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 14 [2020-10-27 22:03:44,999 WARN L193 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 16 [2020-10-27 22:03:45,302 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 1 [2020-10-27 22:03:45,641 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 25 [2020-10-27 22:03:45,977 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 25 [2020-10-27 22:03:46,980 WARN L193 SmtUtils]: Spent 999.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 24 [2020-10-27 22:03:48,660 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 215 DAG size of output: 25 [2020-10-27 22:03:48,968 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 25 [2020-10-27 22:03:49,907 WARN L193 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 19 [2020-10-27 22:03:50,545 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 16 [2020-10-27 22:03:50,860 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 25 [2020-10-27 22:03:51,147 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-27 22:03:52,723 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 221 DAG size of output: 29 [2020-10-27 22:03:53,010 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 1 [2020-10-27 22:03:54,712 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 228 DAG size of output: 30 [2020-10-27 22:03:55,715 WARN L193 SmtUtils]: Spent 1000.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 24 [2020-10-27 22:03:56,616 WARN L193 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 10 [2020-10-27 22:03:57,913 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 193 DAG size of output: 31 [2020-10-27 22:03:58,204 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 22:03:59,251 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 162 DAG size of output: 27 [2020-10-27 22:04:00,146 WARN L193 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 20 [2020-10-27 22:04:00,439 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 22:04:02,073 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 173 DAG size of output: 22 [2020-10-27 22:04:03,075 WARN L193 SmtUtils]: Spent 999.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 24 [2020-10-27 22:04:03,414 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 25 [2020-10-27 22:04:03,420 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 22:04:03,420 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 22:04:03,420 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 22:04:03,420 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 22:04:03,421 INFO L274 CegarLoopResult]: For program point L194-2(lines 194 215) no Hoare annotation was computed. [2020-10-27 22:04:03,421 INFO L274 CegarLoopResult]: For program point L216(lines 193 217) no Hoare annotation was computed. [2020-10-27 22:04:03,421 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 169 224) no Hoare annotation was computed. [2020-10-27 22:04:03,421 INFO L274 CegarLoopResult]: For program point L200(lines 200 204) no Hoare annotation was computed. [2020-10-27 22:04:03,421 INFO L274 CegarLoopResult]: For program point L200-1(lines 200 204) no Hoare annotation was computed. [2020-10-27 22:04:03,421 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 169 224) no Hoare annotation was computed. [2020-10-27 22:04:03,422 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-27 22:04:03,422 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 169 224) no Hoare annotation was computed. [2020-10-27 22:04:03,422 INFO L274 CegarLoopResult]: For program point L257(lines 257 261) no Hoare annotation was computed. [2020-10-27 22:04:03,422 INFO L274 CegarLoopResult]: For program point L257-1(lines 257 261) no Hoare annotation was computed. [2020-10-27 22:04:03,422 INFO L274 CegarLoopResult]: For program point L252(line 252) no Hoare annotation was computed. [2020-10-27 22:04:03,422 INFO L274 CegarLoopResult]: For program point L251-2(lines 251 276) no Hoare annotation was computed. [2020-10-27 22:04:03,422 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 225 284) no Hoare annotation was computed. [2020-10-27 22:04:03,422 INFO L274 CegarLoopResult]: For program point L277(lines 250 278) no Hoare annotation was computed. [2020-10-27 22:04:03,422 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 225 284) no Hoare annotation was computed. [2020-10-27 22:04:03,423 INFO L274 CegarLoopResult]: For program point L270(line 270) no Hoare annotation was computed. [2020-10-27 22:04:03,423 INFO L274 CegarLoopResult]: For program point L270-1(line 270) no Hoare annotation was computed. [2020-10-27 22:04:03,423 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 225 284) no Hoare annotation was computed. [2020-10-27 22:04:03,423 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 72 78) the Hoare annotation is: true [2020-10-27 22:04:03,423 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 72 78) no Hoare annotation was computed. [2020-10-27 22:04:03,423 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 79 87) no Hoare annotation was computed. [2020-10-27 22:04:03,423 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 79 87) the Hoare annotation is: true [2020-10-27 22:04:03,423 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 79 87) no Hoare annotation was computed. [2020-10-27 22:04:03,424 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 560 582) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 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 22:04:03,424 INFO L270 CegarLoopResult]: At program point L572(line 572) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 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 22:04:03,424 INFO L270 CegarLoopResult]: At program point L572-1(line 572) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 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 22:04:03,424 INFO L274 CegarLoopResult]: For program point L570(lines 570 577) no Hoare annotation was computed. [2020-10-27 22:04:03,424 INFO L274 CegarLoopResult]: For program point L570-1(lines 570 577) no Hoare annotation was computed. [2020-10-27 22:04:03,424 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 560 582) no Hoare annotation was computed. [2020-10-27 22:04:03,424 INFO L274 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-10-27 22:04:03,425 INFO L270 CegarLoopResult]: At program point L567(line 567) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 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 22:04:03,425 INFO L270 CegarLoopResult]: At program point L566(line 566) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 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 22:04:03,425 INFO L270 CegarLoopResult]: At program point L566-1(line 566) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 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 22:04:03,425 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 560 582) no Hoare annotation was computed. [2020-10-27 22:04:03,425 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 518 541) no Hoare annotation was computed. [2020-10-27 22:04:03,425 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 518 541) no Hoare annotation was computed. [2020-10-27 22:04:03,425 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 518 541) no Hoare annotation was computed. [2020-10-27 22:04:03,425 INFO L274 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-10-27 22:04:03,426 INFO L274 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-10-27 22:04:03,426 INFO L274 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-10-27 22:04:03,426 INFO L274 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-10-27 22:04:03,426 INFO L274 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-10-27 22:04:03,426 INFO L274 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-10-27 22:04:03,426 INFO L274 CegarLoopResult]: For program point L530(line 530) no Hoare annotation was computed. [2020-10-27 22:04:03,426 INFO L274 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-10-27 22:04:03,426 INFO L274 CegarLoopResult]: For program point L528(line 528) no Hoare annotation was computed. [2020-10-27 22:04:03,426 INFO L274 CegarLoopResult]: For program point L527(line 527) no Hoare annotation was computed. [2020-10-27 22:04:03,426 INFO L274 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-10-27 22:04:03,426 INFO L274 CegarLoopResult]: For program point L525(line 525) no Hoare annotation was computed. [2020-10-27 22:04:03,426 INFO L274 CegarLoopResult]: For program point L524(line 524) no Hoare annotation was computed. [2020-10-27 22:04:03,426 INFO L274 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-10-27 22:04:03,426 INFO L270 CegarLoopResult]: At program point L672(line 672) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (and .cse1 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (<= ~methaneLevelCritical~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-10-27 22:04:03,427 INFO L274 CegarLoopResult]: For program point L672-1(lines 653 677) no Hoare annotation was computed. [2020-10-27 22:04:03,427 INFO L270 CegarLoopResult]: At program point L667(line 667) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-27 22:04:03,427 INFO L270 CegarLoopResult]: At program point L663(line 663) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-27 22:04:03,427 INFO L274 CegarLoopResult]: For program point L661(lines 661 669) no Hoare annotation was computed. [2020-10-27 22:04:03,427 INFO L270 CegarLoopResult]: At program point L659(line 659) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-27 22:04:03,427 INFO L274 CegarLoopResult]: For program point L659-1(line 659) no Hoare annotation was computed. [2020-10-27 22:04:03,427 INFO L274 CegarLoopResult]: For program point L657(lines 657 674) no Hoare annotation was computed. [2020-10-27 22:04:03,427 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 653 677) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 .cse1 (not (<= ~methaneLevelCritical~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-10-27 22:04:03,427 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 653 677) no Hoare annotation was computed. [2020-10-27 22:04:03,428 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 831 845) no Hoare annotation was computed. [2020-10-27 22:04:03,428 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 831 845) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= |old(~systemActive~0)| 0)) (.cse1 (not (<= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 (and (= |old(~systemActive~0)| ~systemActive~0) .cse2)) (or (not (<= |old(~pumpRunning~0)| 0)) (and (= 0 ~systemActive~0) .cse2) (not .cse0) (not (<= 0 |old(~pumpRunning~0)|)) .cse1))) [2020-10-27 22:04:03,428 INFO L270 CegarLoopResult]: At program point L837(line 837) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0) (or (= |old(~systemActive~0)| 0) .cse0 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))))) [2020-10-27 22:04:03,428 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 831 845) no Hoare annotation was computed. [2020-10-27 22:04:03,428 INFO L274 CegarLoopResult]: For program point L835(lines 835 841) no Hoare annotation was computed. [2020-10-27 22:04:03,428 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 748 756) no Hoare annotation was computed. [2020-10-27 22:04:03,428 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 748 756) the Hoare annotation is: true [2020-10-27 22:04:03,428 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 748 756) no Hoare annotation was computed. [2020-10-27 22:04:03,428 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 812 830) the Hoare annotation is: true [2020-10-27 22:04:03,429 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 812 830) no Hoare annotation was computed. [2020-10-27 22:04:03,429 INFO L274 CegarLoopResult]: For program point L821(lines 821 825) no Hoare annotation was computed. [2020-10-27 22:04:03,429 INFO L277 CegarLoopResult]: At program point L819(line 819) the Hoare annotation is: true [2020-10-27 22:04:03,429 INFO L274 CegarLoopResult]: For program point L821-2(lines 821 825) no Hoare annotation was computed. [2020-10-27 22:04:03,429 INFO L274 CegarLoopResult]: For program point L819-1(line 819) no Hoare annotation was computed. [2020-10-27 22:04:03,429 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 812 830) no Hoare annotation was computed. [2020-10-27 22:04:03,429 INFO L274 CegarLoopResult]: For program point L764(lines 764 772) no Hoare annotation was computed. [2020-10-27 22:04:03,429 INFO L274 CegarLoopResult]: For program point L764-2(lines 764 772) no Hoare annotation was computed. [2020-10-27 22:04:03,429 INFO L274 CegarLoopResult]: For program point L787(line 787) no Hoare annotation was computed. [2020-10-27 22:04:03,429 INFO L274 CegarLoopResult]: For program point L787-1(line 787) no Hoare annotation was computed. [2020-10-27 22:04:03,430 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 757 792) no Hoare annotation was computed. [2020-10-27 22:04:03,430 INFO L274 CegarLoopResult]: For program point L776(lines 776 784) no Hoare annotation was computed. [2020-10-27 22:04:03,430 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 757 792) no Hoare annotation was computed. [2020-10-27 22:04:03,430 INFO L274 CegarLoopResult]: For program point L776-2(lines 776 784) no Hoare annotation was computed. [2020-10-27 22:04:03,430 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 757 792) no Hoare annotation was computed. [2020-10-27 22:04:03,430 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 65 71) no Hoare annotation was computed. [2020-10-27 22:04:03,430 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 65 71) the Hoare annotation is: true [2020-10-27 22:04:03,430 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 123 168) no Hoare annotation was computed. [2020-10-27 22:04:03,430 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 123 168) no Hoare annotation was computed. [2020-10-27 22:04:03,430 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 123 168) no Hoare annotation was computed. [2020-10-27 22:04:03,430 INFO L274 CegarLoopResult]: For program point L450-1(lines 450 470) no Hoare annotation was computed. [2020-10-27 22:04:03,430 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 436 481) no Hoare annotation was computed. [2020-10-27 22:04:03,430 INFO L274 CegarLoopResult]: For program point L467(lines 467 468) no Hoare annotation was computed. [2020-10-27 22:04:03,431 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 460 461) no Hoare annotation was computed. [2020-10-27 22:04:03,431 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 467 468) no Hoare annotation was computed. [2020-10-27 22:04:03,431 INFO L274 CegarLoopResult]: For program point L460(lines 460 461) no Hoare annotation was computed. [2020-10-27 22:04:03,431 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 436 481) no Hoare annotation was computed. [2020-10-27 22:04:03,431 INFO L274 CegarLoopResult]: For program point L456(lines 456 463) no Hoare annotation was computed. [2020-10-27 22:04:03,431 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 436 481) no Hoare annotation was computed. [2020-10-27 22:04:03,431 INFO L274 CegarLoopResult]: For program point L450(lines 450 470) no Hoare annotation was computed. [2020-10-27 22:04:03,431 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 550 559) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 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 22:04:03,431 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 550 559) no Hoare annotation was computed. [2020-10-27 22:04:03,431 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 550 559) no Hoare annotation was computed. [2020-10-27 22:04:03,431 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 737 747) the Hoare annotation is: true [2020-10-27 22:04:03,432 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 737 747) no Hoare annotation was computed. [2020-10-27 22:04:03,432 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 737 747) no Hoare annotation was computed. [2020-10-27 22:04:03,432 INFO L277 CegarLoopResult]: At program point L742(line 742) the Hoare annotation is: true [2020-10-27 22:04:03,432 INFO L274 CegarLoopResult]: For program point L742-1(line 742) no Hoare annotation was computed. [2020-10-27 22:04:03,432 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 729 736) the Hoare annotation is: (or (not (<= 0 ~methaneLevelCritical~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:04:03,432 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 729 736) no Hoare annotation was computed. [2020-10-27 22:04:03,432 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 729 736) no Hoare annotation was computed. [2020-10-27 22:04:03,432 INFO L274 CegarLoopResult]: For program point L939(lines 939 945) no Hoare annotation was computed. [2020-10-27 22:04:03,432 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 935 948) no Hoare annotation was computed. [2020-10-27 22:04:03,432 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 935 948) the Hoare annotation is: true [2020-10-27 22:04:03,432 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 935 948) no Hoare annotation was computed. [2020-10-27 22:04:03,432 INFO L270 CegarLoopResult]: At program point L698(line 698) the Hoare annotation is: (or (not (<= 0 ~methaneLevelCritical~0)) (= 0 ~systemActive~0) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:04:03,432 INFO L274 CegarLoopResult]: For program point L698-1(lines 679 703) no Hoare annotation was computed. [2020-10-27 22:04:03,432 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 679 703) no Hoare annotation was computed. [2020-10-27 22:04:03,433 INFO L270 CegarLoopResult]: At program point L693(line 693) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~methaneLevelCritical~0 processEnvironment_~tmp~7))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse1))) [2020-10-27 22:04:03,433 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 679 703) the Hoare annotation is: (or (not (<= 0 ~methaneLevelCritical~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:04:03,433 INFO L270 CegarLoopResult]: At program point L689(line 689) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~methaneLevelCritical~0 processEnvironment_~tmp~7))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-10-27 22:04:03,433 INFO L274 CegarLoopResult]: For program point L687(lines 687 695) no Hoare annotation was computed. [2020-10-27 22:04:03,433 INFO L270 CegarLoopResult]: At program point L685(line 685) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:04:03,433 INFO L274 CegarLoopResult]: For program point L685-1(line 685) no Hoare annotation was computed. [2020-10-27 22:04:03,433 INFO L274 CegarLoopResult]: For program point L683(lines 683 700) no Hoare annotation was computed. [2020-10-27 22:04:03,433 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 619 625) no Hoare annotation was computed. [2020-10-27 22:04:03,433 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 619 625) the Hoare annotation is: true [2020-10-27 22:04:03,433 INFO L270 CegarLoopResult]: At program point testENTRY(lines 959 1026) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 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 22:04:03,434 INFO L270 CegarLoopResult]: At program point L991(line 991) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= 0 ~pumpRunning~0) (<= 1 ~methaneLevelCritical~0) (<= ~pumpRunning~0 0)) (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) (not (= 0 ~systemActive~0)))) [2020-10-27 22:04:03,434 INFO L274 CegarLoopResult]: For program point L989(lines 989 995) no Hoare annotation was computed. [2020-10-27 22:04:03,434 INFO L274 CegarLoopResult]: For program point L989-1(lines 989 995) no Hoare annotation was computed. [2020-10-27 22:04:03,434 INFO L270 CegarLoopResult]: At program point L1016(lines 969 1018) the Hoare annotation is: (let ((.cse0 (<= 0 ~pumpRunning~0)) (.cse1 (<= ~pumpRunning~0 0))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse1) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) (not (= 0 ~systemActive~0))) (and .cse0 (<= 1 ~methaneLevelCritical~0) .cse1))) [2020-10-27 22:04:03,434 INFO L274 CegarLoopResult]: For program point testFINAL(lines 959 1026) no Hoare annotation was computed. [2020-10-27 22:04:03,434 INFO L270 CegarLoopResult]: At program point L981(line 981) the Hoare annotation is: (let ((.cse0 (<= 0 ~pumpRunning~0)) (.cse1 (<= ~pumpRunning~0 0))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse1) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) (not (= 0 ~systemActive~0))) (and .cse0 (<= 1 ~methaneLevelCritical~0) .cse1))) [2020-10-27 22:04:03,434 INFO L274 CegarLoopResult]: For program point L979(lines 979 985) no Hoare annotation was computed. [2020-10-27 22:04:03,434 INFO L274 CegarLoopResult]: For program point L979-1(lines 979 985) no Hoare annotation was computed. [2020-10-27 22:04:03,434 INFO L274 CegarLoopResult]: For program point L971(lines 971 975) no Hoare annotation was computed. [2020-10-27 22:04:03,434 INFO L270 CegarLoopResult]: At program point L1019(lines 968 1020) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 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 22:04:03,434 INFO L270 CegarLoopResult]: At program point L1009(line 1009) the Hoare annotation is: (let ((.cse0 (<= 0 ~pumpRunning~0)) (.cse1 (<= ~pumpRunning~0 0))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse1) (and (<= 0 ~methaneLevelCritical~0) (not (= 0 ~systemActive~0))) (not (<= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (<= 1 ~methaneLevelCritical~0) .cse1))) [2020-10-27 22:04:03,434 INFO L274 CegarLoopResult]: For program point L1007(lines 1007 1013) no Hoare annotation was computed. [2020-10-27 22:04:03,435 INFO L270 CegarLoopResult]: At program point L1007-1(lines 999 1014) the Hoare annotation is: (let ((.cse0 (<= 0 ~pumpRunning~0)) (.cse1 (<= ~pumpRunning~0 0))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse1) (and (<= 0 ~methaneLevelCritical~0) (not (= 0 ~systemActive~0))) (not (<= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (<= 1 ~methaneLevelCritical~0) .cse1))) [2020-10-27 22:04:03,435 INFO L274 CegarLoopResult]: For program point L970(lines 969 1018) no Hoare annotation was computed. [2020-10-27 22:04:03,435 INFO L270 CegarLoopResult]: At program point L1001(line 1001) the Hoare annotation is: (let ((.cse0 (<= 0 ~methaneLevelCritical~0))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (not (= 0 ~systemActive~0))) (not (<= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)))) [2020-10-27 22:04:03,435 INFO L274 CegarLoopResult]: For program point L999(lines 999 1014) no Hoare annotation was computed. [2020-10-27 22:04:03,435 INFO L274 CegarLoopResult]: For program point testEXIT(lines 959 1026) no Hoare annotation was computed. [2020-10-27 22:04:03,435 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 414 415) no Hoare annotation was computed. [2020-10-27 22:04:03,435 INFO L274 CegarLoopResult]: For program point L414(lines 414 415) no Hoare annotation was computed. [2020-10-27 22:04:03,435 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 421 422) no Hoare annotation was computed. [2020-10-27 22:04:03,435 INFO L274 CegarLoopResult]: For program point L410(lines 410 417) no Hoare annotation was computed. [2020-10-27 22:04:03,435 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 390 435) no Hoare annotation was computed. [2020-10-27 22:04:03,435 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 390 435) no Hoare annotation was computed. [2020-10-27 22:04:03,435 INFO L274 CegarLoopResult]: For program point L404(lines 404 424) no Hoare annotation was computed. [2020-10-27 22:04:03,436 INFO L274 CegarLoopResult]: For program point L404-1(lines 404 424) no Hoare annotation was computed. [2020-10-27 22:04:03,436 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 390 435) no Hoare annotation was computed. [2020-10-27 22:04:03,436 INFO L274 CegarLoopResult]: For program point L421(lines 421 422) no Hoare annotation was computed. [2020-10-27 22:04:03,436 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 704 711) 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 (<= ~methaneLevelCritical~0 0))) [2020-10-27 22:04:03,436 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 704 711) no Hoare annotation was computed. [2020-10-27 22:04:03,436 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 704 711) no Hoare annotation was computed. [2020-10-27 22:04:03,436 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 949 957) no Hoare annotation was computed. [2020-10-27 22:04:03,436 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 949 957) the Hoare annotation is: true [2020-10-27 22:04:03,436 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 949 957) no Hoare annotation was computed. [2020-10-27 22:04:03,436 INFO L274 CegarLoopResult]: For program point L911(lines 911 919) no Hoare annotation was computed. [2020-10-27 22:04:03,436 INFO L274 CegarLoopResult]: For program point L911-2(lines 911 919) no Hoare annotation was computed. [2020-10-27 22:04:03,436 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 903 925) no Hoare annotation was computed. [2020-10-27 22:04:03,436 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 903 925) no Hoare annotation was computed. [2020-10-27 22:04:03,437 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 903 925) no Hoare annotation was computed. [2020-10-27 22:04:03,437 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 55 64) no Hoare annotation was computed. [2020-10-27 22:04:03,437 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 55 64) no Hoare annotation was computed. [2020-10-27 22:04:03,437 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 55 64) no Hoare annotation was computed. [2020-10-27 22:04:03,437 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 287 389) no Hoare annotation was computed. [2020-10-27 22:04:03,437 INFO L274 CegarLoopResult]: For program point L316(lines 316 332) no Hoare annotation was computed. [2020-10-27 22:04:03,437 INFO L274 CegarLoopResult]: For program point L376(lines 376 383) no Hoare annotation was computed. [2020-10-27 22:04:03,437 INFO L274 CegarLoopResult]: For program point L337(lines 336 356) no Hoare annotation was computed. [2020-10-27 22:04:03,437 INFO L274 CegarLoopResult]: For program point L368(line 368) no Hoare annotation was computed. [2020-10-27 22:04:03,437 INFO L274 CegarLoopResult]: For program point L368-1(line 368) no Hoare annotation was computed. [2020-10-27 22:04:03,437 INFO L274 CegarLoopResult]: For program point L333(lines 333 374) no Hoare annotation was computed. [2020-10-27 22:04:03,437 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 287 389) no Hoare annotation was computed. [2020-10-27 22:04:03,437 INFO L274 CegarLoopResult]: For program point L352(line 352) no Hoare annotation was computed. [2020-10-27 22:04:03,438 INFO L274 CegarLoopResult]: For program point L352-1(line 352) no Hoare annotation was computed. [2020-10-27 22:04:03,438 INFO L274 CegarLoopResult]: For program point L311(lines 311 315) no Hoare annotation was computed. [2020-10-27 22:04:03,438 INFO L274 CegarLoopResult]: For program point L375(lines 375 386) no Hoare annotation was computed. [2020-10-27 22:04:03,438 INFO L274 CegarLoopResult]: For program point L338(lines 338 342) no Hoare annotation was computed. [2020-10-27 22:04:03,438 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 287 389) no Hoare annotation was computed. [2020-10-27 22:04:03,438 INFO L274 CegarLoopResult]: For program point L336-2(lines 336 356) no Hoare annotation was computed. [2020-10-27 22:04:03,438 INFO L274 CegarLoopResult]: For program point L357(lines 335 358) no Hoare annotation was computed. [2020-10-27 22:04:03,438 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:04:03,439 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.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~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#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~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 22:04:03,439 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:04:03,439 INFO L274 CegarLoopResult]: For program point L719(lines 719 725) no Hoare annotation was computed. [2020-10-27 22:04:03,439 INFO L270 CegarLoopResult]: At program point L717(line 717) 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)|)) [2020-10-27 22:04:03,439 INFO L274 CegarLoopResult]: For program point L717-1(line 717) no Hoare annotation was computed. [2020-10-27 22:04:03,439 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 712 728) no Hoare annotation was computed. [2020-10-27 22:04:03,439 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 712 728) 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)|)) [2020-10-27 22:04:03,439 INFO L270 CegarLoopResult]: At program point L723(line 723) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2) (or .cse0 .cse1 (not (<= 0 ~methaneLevelCritical~0)) .cse2 (and (<= activatePump_~tmp~8 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~methaneLevelCritical~0 activatePump_~tmp~8))))) [2020-10-27 22:04:03,439 INFO L274 CegarLoopResult]: For program point L723-1(lines 712 728) no Hoare annotation was computed. [2020-10-27 22:04:03,439 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 793 811) no Hoare annotation was computed. [2020-10-27 22:04:03,439 INFO L277 CegarLoopResult]: At program point L800(line 800) the Hoare annotation is: true [2020-10-27 22:04:03,439 INFO L274 CegarLoopResult]: For program point L802-2(lines 802 806) no Hoare annotation was computed. [2020-10-27 22:04:03,439 INFO L274 CegarLoopResult]: For program point L800-1(line 800) no Hoare annotation was computed. [2020-10-27 22:04:03,440 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 793 811) the Hoare annotation is: true [2020-10-27 22:04:03,440 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 793 811) no Hoare annotation was computed. [2020-10-27 22:04:03,440 INFO L274 CegarLoopResult]: For program point L802(lines 802 806) no Hoare annotation was computed. [2020-10-27 22:04:03,440 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 926 934) no Hoare annotation was computed. [2020-10-27 22:04:03,440 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 926 934) no Hoare annotation was computed. [2020-10-27 22:04:03,440 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 926 934) no Hoare annotation was computed. [2020-10-27 22:04:03,440 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:04:03,440 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 22:04:03,440 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:04:03,440 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 882 893) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~pumpRunning~0))) (.cse1 (not (<= ~pumpRunning~0 0))) (.cse2 (not (<= 0 |old(~methaneLevelCritical~0)|))) (.cse3 (not (<= |old(~methaneLevelCritical~0)| 0))) (.cse4 (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0)))) (and (or .cse0 (not (<= 1 |old(~methaneLevelCritical~0)|)) .cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (or .cse2 .cse0 .cse3 .cse4 .cse1) (or .cse2 .cse3 (= 0 ~systemActive~0) .cse4))) [2020-10-27 22:04:03,440 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 882 893) no Hoare annotation was computed. [2020-10-27 22:04:03,441 INFO L274 CegarLoopResult]: For program point L886-1(lines 882 893) no Hoare annotation was computed. [2020-10-27 22:04:03,441 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 894 902) the Hoare annotation is: true [2020-10-27 22:04:03,441 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 894 902) no Hoare annotation was computed. [2020-10-27 22:04:03,441 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 894 902) no Hoare annotation was computed. [2020-10-27 22:04:03,441 INFO L270 CegarLoopResult]: At program point L608(line 608) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0))) (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse2 (not (<= ~methaneLevelCritical~0 0))) (.cse3 (not .cse4)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (<= |old(~pumpRunning~0)| 0))) (.cse6 (not (<= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) .cse4 .cse1) (or .cse5 .cse6 .cse3) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) .cse5 .cse6)))) [2020-10-27 22:04:03,441 INFO L270 CegarLoopResult]: At program point L606(lines 606 612) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (<= ~methaneLevelCritical~0 0)) (.cse1 (<= 0 ~methaneLevelCritical~0)) (.cse4 (not (<= |old(~pumpRunning~0)| 0))) (.cse5 (not (<= 0 |old(~pumpRunning~0)|)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) (or (not .cse1) .cse2 (not .cse0) (not .cse3)) (or .cse4 .cse5 .cse2 (and .cse3 .cse1)) (or .cse4 .cse5 (= |old(~waterLevel~0)| ~waterLevel~0)))) [2020-10-27 22:04:03,441 INFO L270 CegarLoopResult]: At program point L601(line 601) 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 (<= 1 ~methaneLevelCritical~0)) (= 0 ~systemActive~0)) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))))) [2020-10-27 22:04:03,441 INFO L274 CegarLoopResult]: For program point L599(lines 598 617) no Hoare annotation was computed. [2020-10-27 22:04:03,442 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 595 618) 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 (<= 1 ~methaneLevelCritical~0)) (= 0 ~systemActive~0)) (or .cse0 (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))))) [2020-10-27 22:04:03,442 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 595 618) no Hoare annotation was computed. [2020-10-27 22:04:03,442 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 595 618) no Hoare annotation was computed. [2020-10-27 22:04:03,442 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 485 514) no Hoare annotation was computed. [2020-10-27 22:04:03,442 INFO L277 CegarLoopResult]: At program point L510(lines 485 514) the Hoare annotation is: true [2020-10-27 22:04:03,442 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 485 514) 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 22:04:03,442 INFO L274 CegarLoopResult]: For program point L506(line 506) no Hoare annotation was computed. [2020-10-27 22:04:03,442 INFO L274 CegarLoopResult]: For program point L499(lines 499 503) no Hoare annotation was computed. [2020-10-27 22:04:03,442 INFO L270 CegarLoopResult]: At program point L499-1(lines 499 503) the Hoare annotation is: (let ((.cse3 (not (= 0 ~systemActive~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse6 (<= ~methaneLevelCritical~0 0)) (.cse4 (<= 0 ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not .cse4) .cse5 .cse3 (not .cse6)) (or (and .cse1 .cse5) .cse0 .cse2 (and .cse6 .cse4)))) [2020-10-27 22:04:03,442 INFO L274 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-10-27 22:04:03,442 INFO L270 CegarLoopResult]: At program point L495-2(lines 495 509) the Hoare annotation is: (let ((.cse3 (not (= 0 ~systemActive~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse6 (<= ~methaneLevelCritical~0 0)) (.cse4 (<= 0 ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not .cse4) .cse5 .cse3 (not .cse6)) (or (and .cse1 .cse5) .cse0 .cse2 (and .cse6 .cse4)))) [2020-10-27 22:04:03,442 INFO L270 CegarLoopResult]: At program point L491(line 491) 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 22:04:03,442 INFO L274 CegarLoopResult]: For program point L491-1(line 491) no Hoare annotation was computed. [2020-10-27 22:04:03,443 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 858 869) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 ~methaneLevelCritical~0)) (= 0 ~systemActive~0)) [2020-10-27 22:04:03,443 INFO L274 CegarLoopResult]: For program point L862-1(lines 858 869) no Hoare annotation was computed. [2020-10-27 22:04:03,443 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 858 869) no Hoare annotation was computed. [2020-10-27 22:04:03,443 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 542 548) no Hoare annotation was computed. [2020-10-27 22:04:03,443 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 542 548) the Hoare annotation is: true [2020-10-27 22:04:03,443 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:04:03,443 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) (<= ~pumpRunning~0 0)) [2020-10-27 22:04:03,443 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 22:04:03,443 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:04:03,443 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 846 853) no Hoare annotation was computed. [2020-10-27 22:04:03,443 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 846 853) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse1 (not (<= 0 ~methaneLevelCritical~0)))) (and (or .cse0 (not (<= 0 ~pumpRunning~0)) .cse1 (not (<= ~pumpRunning~0 0))) (or .cse0 (= |old(~systemActive~0)| 0) .cse1))) [2020-10-27 22:04:03,443 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 846 853) no Hoare annotation was computed. [2020-10-27 22:04:03,444 INFO L270 CegarLoopResult]: At program point L641(line 641) the Hoare annotation is: (let ((.cse2 (= 0 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= processEnvironment__wrappee__highWaterSensor_~tmp~5 0))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1) .cse2) (or (not (<= 0 ~methaneLevelCritical~0)) .cse2 (and .cse0 (<= 0 ~pumpRunning~0) .cse1 (<= ~pumpRunning~0 0)) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-27 22:04:03,444 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 627 651) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 .cse1 (not (<= ~methaneLevelCritical~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-10-27 22:04:03,444 INFO L270 CegarLoopResult]: At program point L637(line 637) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (and .cse1 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (<= ~methaneLevelCritical~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-10-27 22:04:03,444 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 627 651) no Hoare annotation was computed. [2020-10-27 22:04:03,444 INFO L274 CegarLoopResult]: For program point L635(lines 635 643) no Hoare annotation was computed. [2020-10-27 22:04:03,444 INFO L270 CegarLoopResult]: At program point L633(line 633) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (and .cse1 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (<= ~methaneLevelCritical~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-10-27 22:04:03,444 INFO L274 CegarLoopResult]: For program point L633-1(line 633) no Hoare annotation was computed. [2020-10-27 22:04:03,444 INFO L274 CegarLoopResult]: For program point L631(lines 631 648) no Hoare annotation was computed. [2020-10-27 22:04:03,444 INFO L270 CegarLoopResult]: At program point L646(line 646) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-27 22:04:03,444 INFO L274 CegarLoopResult]: For program point L646-1(lines 627 651) no Hoare annotation was computed. [2020-10-27 22:04:03,444 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 870 881) no Hoare annotation was computed. [2020-10-27 22:04:03,445 INFO L274 CegarLoopResult]: For program point L874-1(lines 870 881) no Hoare annotation was computed. [2020-10-27 22:04:03,445 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 870 881) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (<= 0 ~methaneLevelCritical~0)))) (and (or .cse0 (not (<= 0 ~pumpRunning~0)) .cse1 (not (<= ~pumpRunning~0 0))) (or .cse0 .cse1 (= 0 ~systemActive~0) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-27 22:04:03,445 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 42 49) no Hoare annotation was computed. [2020-10-27 22:04:03,445 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-27 22:04:03,445 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 42 49) the Hoare annotation is: true [2020-10-27 22:04:03,445 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 42 49) no Hoare annotation was computed. [2020-10-27 22:04:03,445 INFO L277 CegarLoopResult]: At program point L97(line 97) the Hoare annotation is: true [2020-10-27 22:04:03,445 INFO L274 CegarLoopResult]: For program point L97-1(line 97) no Hoare annotation was computed. [2020-10-27 22:04:03,445 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 91 115) the Hoare annotation is: true [2020-10-27 22:04:03,446 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 91 115) no Hoare annotation was computed. [2020-10-27 22:04:03,446 INFO L270 CegarLoopResult]: At program point L105(line 105) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0)))) (and (or .cse0 (= 0 ~systemActive~0) (not (<= ~methaneLevelCritical~0 0))) (or (not (<= 0 ~pumpRunning~0)) .cse0 (not (<= ~pumpRunning~0 0))))) [2020-10-27 22:04:03,446 INFO L274 CegarLoopResult]: For program point L103(lines 103 109) no Hoare annotation was computed. [2020-10-27 22:04:03,446 INFO L270 CegarLoopResult]: At program point L101(line 101) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse1 (not (<= ~methaneLevelCritical~0 0)))) (and (or .cse0 (= 0 ~systemActive~0) .cse1) (or (not (<= 0 ~pumpRunning~0)) .cse0 (not (<= ~pumpRunning~0 0)) .cse1))) [2020-10-27 22:04:03,446 INFO L274 CegarLoopResult]: For program point L101-1(line 101) no Hoare annotation was computed. [2020-10-27 22:04:03,446 INFO L274 CegarLoopResult]: For program point L99(lines 99 112) no Hoare annotation was computed. [2020-10-27 22:04:03,446 INFO L274 CegarLoopResult]: For program point L99-1(lines 91 115) no Hoare annotation was computed. [2020-10-27 22:04:03,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 10:04:03 BoogieIcfgContainer [2020-10-27 22:04:03,468 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 22:04:03,469 INFO L168 Benchmark]: Toolchain (without parser) took 155406.09 ms. Allocated memory was 159.4 MB in the beginning and 859.8 MB in the end (delta: 700.4 MB). Free memory was 133.6 MB in the beginning and 512.4 MB in the end (delta: -378.8 MB). Peak memory consumption was 540.1 MB. Max. memory is 8.0 GB. [2020-10-27 22:04:03,470 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 159.4 MB. Free memory is still 130.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 22:04:03,470 INFO L168 Benchmark]: CACSL2BoogieTranslator took 600.16 ms. Allocated memory is still 159.4 MB. Free memory was 132.9 MB in the beginning and 110.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2020-10-27 22:04:03,471 INFO L168 Benchmark]: Boogie Preprocessor took 105.53 ms. Allocated memory is still 159.4 MB. Free memory was 110.0 MB in the beginning and 106.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-27 22:04:03,472 INFO L168 Benchmark]: RCFGBuilder took 1604.79 ms. Allocated memory was 159.4 MB in the beginning and 194.0 MB in the end (delta: 34.6 MB). Free memory was 106.1 MB in the beginning and 172.2 MB in the end (delta: -66.1 MB). Peak memory consumption was 58.6 MB. Max. memory is 8.0 GB. [2020-10-27 22:04:03,472 INFO L168 Benchmark]: TraceAbstraction took 153073.83 ms. Allocated memory was 194.0 MB in the beginning and 859.8 MB in the end (delta: 665.8 MB). Free memory was 171.7 MB in the beginning and 512.4 MB in the end (delta: -340.7 MB). Peak memory consumption was 542.3 MB. Max. memory is 8.0 GB. [2020-10-27 22:04:03,475 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 159.4 MB. Free memory is still 130.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 600.16 ms. Allocated memory is still 159.4 MB. Free memory was 132.9 MB in the beginning and 110.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 105.53 ms. Allocated memory is still 159.4 MB. Free memory was 110.0 MB in the beginning and 106.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1604.79 ms. Allocated memory was 159.4 MB in the beginning and 194.0 MB in the end (delta: 34.6 MB). Free memory was 106.1 MB in the beginning and 172.2 MB in the end (delta: -66.1 MB). Peak memory consumption was 58.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 153073.83 ms. Allocated memory was 194.0 MB in the beginning and 859.8 MB in the end (delta: 665.8 MB). Free memory was 171.7 MB in the beginning and 512.4 MB in the end (delta: -340.7 MB). Peak memory consumption was 542.3 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: 421]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 414]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 460]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 467]: 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: 969]: Loop Invariant Derived loop invariant: ((((((!(0 <= \old(methaneLevelCritical)) || !(\old(pumpRunning) <= 0)) || \old(systemActive) == 0) || !(0 <= \old(pumpRunning))) || ((0 <= pumpRunning && \old(methaneLevelCritical) == methaneLevelCritical) && pumpRunning <= 0)) || !(\old(methaneLevelCritical) <= 0)) || ((methaneLevelCritical <= 0 && 0 <= methaneLevelCritical) && !(0 == systemActive))) || ((0 <= pumpRunning && 1 <= methaneLevelCritical) && pumpRunning <= 0) - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: ((((!(\old(pumpRunning) <= 0) || \old(waterLevel) == waterLevel) || !(0 <= \old(pumpRunning))) || !(0 == systemActive)) && (((!(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)) - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: (((((!(0 <= \old(methaneLevelCritical)) || !(\old(pumpRunning) <= 0)) || \old(systemActive) == 0) || !(0 <= \old(pumpRunning))) || !(\old(methaneLevelCritical) <= 0)) || (methaneLevelCritical <= 0 && 0 <= methaneLevelCritical)) || (0 <= pumpRunning && pumpRunning <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 274 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 91.4s, OverallIterations: 7, TraceHistogramMax: 4, AutomataDifference: 52.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 61.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1201 SDtfs, 3874 SDslu, 1639 SDs, 0 SdLazy, 9978 SolverSat, 3150 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 25.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 452 GetRequests, 307 SyntacticMatches, 1 SemanticMatches, 144 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 775 ImplicationChecksByTransitivity, 23.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=902occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 7 MinimizatonAttempts, 1257 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 74 LocationsWithAnnotation, 2286 PreInvPairs, 3073 NumberOfFragments, 2115 HoareAnnotationTreeSize, 2286 FomulaSimplifications, 134915997 FormulaSimplificationTreeSizeReduction, 14.2s HoareSimplificationTime, 74 FomulaSimplificationsInter, 617296 FormulaSimplificationTreeSizeReductionInter, 47.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 37.3s InterpolantComputationTime, 819 NumberOfCodeBlocks, 819 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 812 ConstructedInterpolants, 0 QuantifiedInterpolants, 318116 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 3 PerfectInterpolantSequences, 139/146 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...