/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_product58.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:00:48,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:00:48,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:00:48,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:00:48,965 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:00:48,966 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:00:48,968 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:00:48,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:00:48,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:00:48,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:00:48,975 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:00:48,977 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:00:48,978 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:00:48,979 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:00:48,980 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:00:48,982 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:00:48,983 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:00:48,984 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:00:49,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:00:49,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:00:49,018 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:00:49,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:00:49,022 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:00:49,023 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:00:49,032 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:00:49,033 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:00:49,033 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:00:49,038 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:00:49,039 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:00:49,040 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:00:49,041 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:00:49,042 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:00:49,043 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:00:49,045 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:00:49,046 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:00:49,047 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:00:49,048 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:00:49,048 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:00:49,048 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:00:49,049 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:00:49,050 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:00:49,051 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 22:00:49,087 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:00:49,088 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:00:49,089 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:00:49,090 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:00:49,090 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:00:49,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:00:49,090 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:00:49,091 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:00:49,091 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:00:49,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:00:49,091 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:00:49,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:00:49,092 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:00:49,092 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:00:49,092 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:00:49,092 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:00:49,093 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:00:49,093 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:00:49,093 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:00:49,093 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:00:49,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:00:49,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:00:49,094 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:00:49,094 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:00:49,094 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:00:49,095 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:00:49,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:00:49,095 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:00:49,095 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:00:49,096 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:00:49,505 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:00:49,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:00:49,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:00:49,541 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:00:49,542 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:00:49,543 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product58.cil.c [2020-10-27 22:00:49,630 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7dec59fe9/e0390c33896a4508ac19ceac42bdd2f6/FLAGdfcc9d8ab [2020-10-27 22:00:50,407 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:00:50,408 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product58.cil.c [2020-10-27 22:00:50,439 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7dec59fe9/e0390c33896a4508ac19ceac42bdd2f6/FLAGdfcc9d8ab [2020-10-27 22:00:50,672 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7dec59fe9/e0390c33896a4508ac19ceac42bdd2f6 [2020-10-27 22:00:50,675 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:00:50,683 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:00:50,685 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:00:50,685 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:00:50,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:00:50,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:00:50" (1/1) ... [2020-10-27 22:00:50,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d52fbb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:50, skipping insertion in model container [2020-10-27 22:00:50,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:00:50" (1/1) ... [2020-10-27 22:00:50,705 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:00:50,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:00:51,284 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:00:51,305 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:00:51,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:00:51,435 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:00:51,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:51 WrapperNode [2020-10-27 22:00:51,436 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:00:51,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:00:51,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:00:51,438 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:00:51,454 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:51" (1/1) ... [2020-10-27 22:00:51,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:51" (1/1) ... [2020-10-27 22:00:51,474 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:51" (1/1) ... [2020-10-27 22:00:51,474 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:51" (1/1) ... [2020-10-27 22:00:51,513 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:51" (1/1) ... [2020-10-27 22:00:51,536 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:51" (1/1) ... [2020-10-27 22:00:51,547 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:51" (1/1) ... [2020-10-27 22:00:51,563 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:00:51,564 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:00:51,564 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:00:51,565 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:00:51,566 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:51" (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 22:00:51,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:00:51,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:00:51,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 22:00:51,650 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:00:51,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 22:00:51,650 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 22:00:51,650 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 22:00:51,650 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 22:00:51,651 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 22:00:51,651 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 22:00:51,651 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 22:00:51,651 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 22:00:51,651 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 22:00:51,651 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 22:00:51,652 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 22:00:51,652 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 22:00:51,652 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 22:00:51,652 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:00:51,652 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 22:00:51,652 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 22:00:51,653 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:00:51,653 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 22:00:51,653 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 22:00:51,653 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 22:00:51,653 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 22:00:51,654 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 22:00:51,654 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 22:00:51,654 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 22:00:51,654 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 22:00:51,654 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 22:00:51,654 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-27 22:00:51,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-27 22:00:51,655 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 22:00:51,655 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 22:00:51,655 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 22:00:51,655 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 22:00:51,655 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 22:00:51,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 22:00:51,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 22:00:51,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 22:00:51,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 22:00:51,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 22:00:51,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 22:00:51,656 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:00:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:00:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:00:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:00:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:00:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 22:00:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 22:00:51,658 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 22:00:51,658 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 22:00:51,658 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 22:00:51,658 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 22:00:51,658 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 22:00:51,658 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 22:00:51,659 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 22:00:51,659 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 22:00:51,659 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 22:00:51,659 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 22:00:51,659 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 22:00:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 22:00:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 22:00:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 22:00:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 22:00:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 22:00:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 22:00:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 22:00:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:00:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 22:00:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 22:00:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 22:00:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-27 22:00:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-27 22:00:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 22:00:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 22:00:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 22:00:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:00:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 22:00:51,663 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 22:00:51,663 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 22:00:51,663 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 22:00:51,663 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 22:00:51,663 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 22:00:51,663 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 22:00:51,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 22:00:51,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 22:00:51,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:00:51,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 22:00:51,664 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 22:00:51,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:00:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 22:00:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 22:00:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:00:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 22:00:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 22:00:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 22:00:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:00:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:00:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:00:53,312 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:00:53,313 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 22:00:53,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:00:53 BoogieIcfgContainer [2020-10-27 22:00:53,318 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:00:53,324 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:00:53,324 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:00:53,328 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:00:53,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:00:50" (1/3) ... [2020-10-27 22:00:53,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@868f753 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:00:53, skipping insertion in model container [2020-10-27 22:00:53,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:51" (2/3) ... [2020-10-27 22:00:53,331 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@868f753 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:00:53, skipping insertion in model container [2020-10-27 22:00:53,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:00:53" (3/3) ... [2020-10-27 22:00:53,333 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product58.cil.c [2020-10-27 22:00:53,346 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:00:53,352 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 22:00:53,366 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 22:00:53,407 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:00:53,407 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:00:53,407 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:00:53,408 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:00:53,408 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:00:53,408 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:00:53,408 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:00:53,408 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:00:53,431 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states. [2020-10-27 22:00:53,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-27 22:00:53,441 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:00:53,442 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 22:00:53,443 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 22:00:53,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:00:53,450 INFO L82 PathProgramCache]: Analyzing trace with hash 1358773733, now seen corresponding path program 1 times [2020-10-27 22:00:53,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:00:53,460 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1787294346] [2020-10-27 22:00:53,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:00:53,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:54,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:56,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:56,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:58,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:58,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-27 22:00:58,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:00:58,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 22:00:58,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:58,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:00:58,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 50 [2020-10-27 22:00:58,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:00:58,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 22:00:59,693 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:00:59,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:00:59,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:59,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:59,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:59,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:59,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:59,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-27 22:00:59,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:59,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:59,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:59,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:59,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:59,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:00:59,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:59,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:59,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:59,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:00:59,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:59,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:59,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:59,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:59,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:59,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:59,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:59,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:00:59,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:59,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:59,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:59,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:00:59,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:59,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:59,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:59,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:59,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:59,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:59,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:59,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:00:59,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:59,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:59,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:59,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:59,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:59,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:59,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:59,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:59,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:59,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:59,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:59,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:00:59,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:59,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:59,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:59,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:00:59,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:59,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:59,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:59,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:59,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:59,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:59,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 22:00:59,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:00:59,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:59,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:59,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:59,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:59,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:59,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:00:59,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:59,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:00:59,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:59,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:00:59,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:59,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:00:59,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:59,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:59,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:59,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:59,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:59,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:00:59,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:59,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:00:59,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:59,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:00:59,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:59,899 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 22:00:59,900 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1787294346] [2020-10-27 22:00:59,902 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:00:59,903 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 22:00:59,903 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935730022] [2020-10-27 22:00:59,909 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:00:59,910 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:00:59,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:00:59,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:00:59,927 INFO L87 Difference]: Start difference. First operand 191 states. Second operand 7 states. [2020-10-27 22:01:00,875 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:02,221 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:01:02,734 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:03,199 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:04,265 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:01:04,793 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:01:06,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:01:06,317 INFO L93 Difference]: Finished difference Result 429 states and 581 transitions. [2020-10-27 22:01:06,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:01:06,319 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 47 [2020-10-27 22:01:06,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:01:06,335 INFO L225 Difference]: With dead ends: 429 [2020-10-27 22:01:06,335 INFO L226 Difference]: Without dead ends: 259 [2020-10-27 22:01:06,341 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:01:06,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2020-10-27 22:01:06,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 225. [2020-10-27 22:01:06,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2020-10-27 22:01:06,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 279 transitions. [2020-10-27 22:01:06,508 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 279 transitions. Word has length 47 [2020-10-27 22:01:06,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:01:06,509 INFO L481 AbstractCegarLoop]: Abstraction has 225 states and 279 transitions. [2020-10-27 22:01:06,509 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:01:06,509 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 279 transitions. [2020-10-27 22:01:06,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-10-27 22:01:06,514 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:01:06,515 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:01:06,515 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:01:06,515 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 22:01:06,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:01:06,516 INFO L82 PathProgramCache]: Analyzing trace with hash 268564052, now seen corresponding path program 1 times [2020-10-27 22:01:06,516 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:01:06,516 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [794307779] [2020-10-27 22:01:06,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:01:06,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:06,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:06,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:06,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:07,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:11,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:11,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-27 22:01:11,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 22:01:11,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-27 22:01:11,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:11,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:01:11,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 92 [2020-10-27 22:01:11,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 22:01:11,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:12,039 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:01:12,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:01:12,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:12,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:12,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:12,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:12,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:12,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-27 22:01:12,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:12,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:12,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:12,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:12,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:12,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:01:12,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:12,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:12,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:12,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:12,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:12,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:12,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:12,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:12,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:12,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:12,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:12,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:01:12,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:12,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:12,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:12,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:12,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:12,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:12,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:12,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:12,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:12,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:12,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:12,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:12,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:12,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:12,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:12,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:12,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:12,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:12,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:12,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:12,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:12,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:12,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:12,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:01:12,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:12,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:12,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:12,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:12,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:12,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:12,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:12,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:12,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:12,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:12,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:12,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 22:01:12,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:12,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:12,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:12,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:12,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:01:12,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:01:12,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 248 [2020-10-27 22:01:12,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:12,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:01:12,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:01:12,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:01:12,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:12,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:12,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:12,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:12,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:12,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:01:12,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:12,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-27 22:01:12,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:12,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:01:12,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:01:12,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:01:12,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:12,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:12,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:12,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:12,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:12,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:01:12,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:12,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:01:12,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:12,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:12,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:12,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:01:12,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:12,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:12,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:12,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:12,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:12,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:01:12,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:12,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:12,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:12,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:12,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:12,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:12,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:12,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:01:12,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:12,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:12,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:12,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:01:12,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:12,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:01:12,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:12,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:12,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:01:12,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:12,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:12,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:12,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:12,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:12,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:12,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:01:12,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:12,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:12,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:12,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:12,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:12,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:12,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:12,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:12,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:12,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:12,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:12,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:12,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:12,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:12,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:12,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:12,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:12,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:12,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:12,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:12,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:12,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:12,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:12,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:12,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:12,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:12,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:12,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:12,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:12,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:12,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 22:01:12,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:12,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:12,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:12,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:12,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:12,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:01:12,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:12,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:12,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:12,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:12,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:12,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 22:01:12,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:12,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:12,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:12,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:12,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:12,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:12,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:12,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:12,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:01:12,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:12,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:12,676 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 22:01:12,678 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [794307779] [2020-10-27 22:01:12,678 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:01:12,678 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 22:01:12,679 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595340733] [2020-10-27 22:01:12,681 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 22:01:12,681 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:01:12,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 22:01:12,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:01:12,684 INFO L87 Difference]: Start difference. First operand 225 states and 279 transitions. Second operand 12 states. [2020-10-27 22:01:13,395 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:14,496 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:01:14,978 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:15,381 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:15,956 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:01:16,420 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:01:16,856 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:01:17,251 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:01:17,704 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:01:18,157 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:01:18,729 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:19,142 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:01:19,572 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:19,993 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:22,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:01:22,508 INFO L93 Difference]: Finished difference Result 739 states and 1080 transitions. [2020-10-27 22:01:22,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-27 22:01:22,508 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 91 [2020-10-27 22:01:22,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:01:22,517 INFO L225 Difference]: With dead ends: 739 [2020-10-27 22:01:22,517 INFO L226 Difference]: Without dead ends: 494 [2020-10-27 22:01:22,528 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=129, Invalid=573, Unknown=0, NotChecked=0, Total=702 [2020-10-27 22:01:22,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2020-10-27 22:01:22,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 402. [2020-10-27 22:01:22,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 402 states. [2020-10-27 22:01:22,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 494 transitions. [2020-10-27 22:01:22,708 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 494 transitions. Word has length 91 [2020-10-27 22:01:22,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:01:22,708 INFO L481 AbstractCegarLoop]: Abstraction has 402 states and 494 transitions. [2020-10-27 22:01:22,708 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 22:01:22,708 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 494 transitions. [2020-10-27 22:01:22,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-27 22:01:22,721 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:01:22,722 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:01:22,722 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:01:22,722 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 22:01:22,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:01:22,724 INFO L82 PathProgramCache]: Analyzing trace with hash -244940267, now seen corresponding path program 1 times [2020-10-27 22:01:22,725 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:01:22,725 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1097752646] [2020-10-27 22:01:22,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:01:22,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:22,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:22,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:22,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:22,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:22,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:22,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:23,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:23,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:24,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:27,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:27,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-27 22:01:27,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 22:01:27,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 22:01:27,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:27,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:27,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 132 [2020-10-27 22:01:27,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:27,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:28,216 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:01:28,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:01:28,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:28,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:28,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:28,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:28,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-27 22:01:28,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:28,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:28,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:28,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:28,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:28,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:01:28,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:28,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:28,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:28,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:28,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:28,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:28,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:28,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:28,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:28,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:28,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:01:28,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:28,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:28,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:28,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:28,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:28,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:28,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:28,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:28,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:28,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:28,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:28,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:28,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:28,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:28,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:28,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:28,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:28,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:28,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:28,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:28,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:28,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:01:28,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:28,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:28,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:28,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:28,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:28,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:28,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:28,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:28,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:28,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:28,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 22:01:28,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:28,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:28,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:28,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:28,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:28,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:28,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:28,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:28,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:28,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:28,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:01:28,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:28,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:28,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:01:28,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:28,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:01:28,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:28,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:28,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:28,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:28,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:28,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:28,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:28,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:28,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:01:28,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:28,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:28,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:28,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:28,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:28,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:28,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:28,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:28,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:28,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:28,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:28,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:28,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:28,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:28,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:28,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:28,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:28,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:28,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 22:01:28,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:28,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:28,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:01:28,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:28,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:28,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:28,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:28,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:28,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:28,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:28,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:28,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:28,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:28,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:01:28,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:28,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:28,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:28,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:28,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:28,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:28,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:28,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:28,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:28,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:28,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:28,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:28,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:28,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:28,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:28,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:28,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:28,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:28,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 22:01:28,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:28,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:28,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:01:28,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:28,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 22:01:28,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:28,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:28,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 22:01:28,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:28,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:28,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:28,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:28,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:28,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:01:28,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:28,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 22:01:28,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:28,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:28,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:01:28,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:28,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:28,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:28,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:28,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:28,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:01:28,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:28,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:01:28,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:28,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:28,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:01:28,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:28,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:28,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:28,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:28,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:28,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:01:28,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:28,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:01:28,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:28,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:01:28,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:28,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:28,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:28,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:01:28,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:28,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:28,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:01:28,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:28,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:01:28,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:28,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:28,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:01:28,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:28,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:28,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:28,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:28,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:28,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:01:28,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:28,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:28,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:28,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:28,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:28,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:28,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:28,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:28,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:28,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:28,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:28,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:28,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:28,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:28,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:28,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:28,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:28,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:28,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:28,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:28,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:28,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:28,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:28,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:28,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:28,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:28,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:28,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:28,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:28,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 22:01:28,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:28,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:28,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:28,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:28,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:28,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:28,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:28,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:01:28,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:28,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:28,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 22:01:28,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:28,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:28,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:28,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:28,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:28,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:28,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:28,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:28,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:01:28,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:28,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:28,605 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-10-27 22:01:28,606 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1097752646] [2020-10-27 22:01:28,606 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:01:28,606 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-27 22:01:28,606 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165131302] [2020-10-27 22:01:28,607 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:01:28,607 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:01:28,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:01:28,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:01:28,608 INFO L87 Difference]: Start difference. First operand 402 states and 494 transitions. Second operand 9 states. [2020-10-27 22:01:29,978 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:30,442 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:30,869 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:32,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:01:32,691 INFO L93 Difference]: Finished difference Result 957 states and 1336 transitions. [2020-10-27 22:01:32,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 22:01:32,691 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 138 [2020-10-27 22:01:32,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:01:32,698 INFO L225 Difference]: With dead ends: 957 [2020-10-27 22:01:32,698 INFO L226 Difference]: Without dead ends: 579 [2020-10-27 22:01:32,701 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:01:32,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 579 states. [2020-10-27 22:01:32,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 579 to 410. [2020-10-27 22:01:32,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 410 states. [2020-10-27 22:01:32,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 502 transitions. [2020-10-27 22:01:32,809 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 502 transitions. Word has length 138 [2020-10-27 22:01:32,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:01:32,810 INFO L481 AbstractCegarLoop]: Abstraction has 410 states and 502 transitions. [2020-10-27 22:01:32,810 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:01:32,810 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 502 transitions. [2020-10-27 22:01:32,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-27 22:01:32,813 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:01:32,813 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:01:32,813 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:01:32,814 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:01:32,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:01:32,814 INFO L82 PathProgramCache]: Analyzing trace with hash -485480396, now seen corresponding path program 1 times [2020-10-27 22:01:32,815 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:01:32,815 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2013725483] [2020-10-27 22:01:32,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:01:32,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:32,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:32,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:32,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:32,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:33,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:37,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:37,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-27 22:01:37,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 22:01:37,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-27 22:01:37,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:37,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:01:37,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-27 22:01:37,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 22:01:37,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:38,261 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:01:38,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:01:38,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:38,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:38,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:38,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:38,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:38,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 22:01:38,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:38,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:38,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:38,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:38,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:38,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:01:38,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:38,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:38,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:38,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:38,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:38,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:38,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:38,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:38,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:38,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:38,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:38,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:01:38,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:38,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:38,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:38,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:38,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:38,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:38,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:38,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:38,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:38,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:38,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:38,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:38,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:38,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:38,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:38,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:38,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:38,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:38,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:38,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:38,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:38,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:38,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:38,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:01:38,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:38,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:38,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:38,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:38,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:38,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:38,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:38,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:38,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:38,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:38,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:38,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 22:01:38,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:38,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:38,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:38,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:38,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:38,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:38,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:38,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:38,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:38,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:38,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:38,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:01:38,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:38,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:38,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:38,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:01:38,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:38,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:38,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:38,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:38,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:38,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:38,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:38,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:38,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:38,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:38,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:38,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:01:38,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:38,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:38,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:38,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:38,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:38,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:38,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:38,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:38,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:38,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:38,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:38,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:38,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:38,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:38,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:38,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:38,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:38,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:38,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:38,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 22:01:38,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:38,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:38,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:38,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:01:38,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:38,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:01:38,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:38,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:01:38,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:38,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:01:38,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:38,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:38,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:38,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:38,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:38,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:01:38,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:38,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:38,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:38,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:01:38,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:38,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:01:38,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:38,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:38,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:38,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:38,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:38,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:38,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:38,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:38,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:38,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:38,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:38,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:38,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:38,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 22:01:38,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:38,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:38,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:38,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:01:38,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:38,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:01:38,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:38,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:38,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-27 22:01:38,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:38,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:38,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:38,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:38,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:38,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:38,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:01:38,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:38,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:01:38,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:38,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:38,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:38,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:38,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:38,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:38,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:38,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:38,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:38,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:01:38,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:38,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:38,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:38,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:38,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:38,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:38,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:38,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:38,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:38,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:38,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:01:38,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:38,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:38,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:38,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:38,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:38,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:38,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:38,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:01:38,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:38,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:38,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:38,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:01:38,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:38,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:38,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:38,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:38,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:38,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:38,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:38,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:38,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:38,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:38,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:38,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:01:38,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:38,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:38,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:38,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:38,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:38,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:38,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:38,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:38,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:38,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:38,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:38,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:38,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:38,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:38,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:38,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:38,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:38,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:38,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:38,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:38,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:38,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:38,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:38,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:38,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:38,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:38,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:38,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:38,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:38,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:38,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:38,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 22:01:38,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:38,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:38,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:38,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:38,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:38,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:38,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:38,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:38,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:01:38,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:38,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:38,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 22:01:38,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:38,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:38,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:38,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:38,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:38,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:38,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:38,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:38,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:01:38,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:38,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:38,495 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-27 22:01:38,496 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2013725483] [2020-10-27 22:01:38,496 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:01:38,496 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-27 22:01:38,496 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688580366] [2020-10-27 22:01:38,497 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:01:38,497 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:01:38,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:01:38,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:01:38,498 INFO L87 Difference]: Start difference. First operand 410 states and 502 transitions. Second operand 7 states. [2020-10-27 22:01:39,508 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:01:43,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:01:43,256 INFO L93 Difference]: Finished difference Result 1297 states and 1843 transitions. [2020-10-27 22:01:43,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 22:01:43,257 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 138 [2020-10-27 22:01:43,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:01:43,265 INFO L225 Difference]: With dead ends: 1297 [2020-10-27 22:01:43,265 INFO L226 Difference]: Without dead ends: 890 [2020-10-27 22:01:43,268 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=75, Invalid=135, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:01:43,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 890 states. [2020-10-27 22:01:43,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 890 to 567. [2020-10-27 22:01:43,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 567 states. [2020-10-27 22:01:43,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 567 states and 703 transitions. [2020-10-27 22:01:43,419 INFO L78 Accepts]: Start accepts. Automaton has 567 states and 703 transitions. Word has length 138 [2020-10-27 22:01:43,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:01:43,420 INFO L481 AbstractCegarLoop]: Abstraction has 567 states and 703 transitions. [2020-10-27 22:01:43,420 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:01:43,420 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 703 transitions. [2020-10-27 22:01:43,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-10-27 22:01:43,422 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:01:43,422 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:01:43,422 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:01:43,423 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:01:43,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:01:43,423 INFO L82 PathProgramCache]: Analyzing trace with hash -956053813, now seen corresponding path program 1 times [2020-10-27 22:01:43,423 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:01:43,424 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2113241834] [2020-10-27 22:01:43,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:01:43,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:43,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:43,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:44,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:48,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:48,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-27 22:01:48,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:01:48,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 22:01:48,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:48,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:01:48,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-10-27 22:01:48,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 22:01:48,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:48,877 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:01:48,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:01:48,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:48,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:48,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:48,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:48,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:48,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-27 22:01:48,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:48,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:48,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:48,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:48,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:48,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:01:48,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:48,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:48,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:48,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:48,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:48,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:48,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:48,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:48,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:48,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:48,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:48,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:01:48,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:48,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:48,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:48,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:48,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:48,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:48,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:48,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:48,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:48,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:48,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:48,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:48,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:48,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:48,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:48,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:48,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:48,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:48,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:48,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:48,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:48,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:48,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:48,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:01:48,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:48,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:48,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:48,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:48,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:48,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:48,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:48,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:48,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:48,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:48,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:48,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 22:01:49,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:49,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:49,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:49,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:49,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:49,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:49,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:49,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:49,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:49,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:49,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:49,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:01:49,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:49,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:49,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:49,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:01:49,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:49,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-27 22:01:49,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:49,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:01:49,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:49,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 22:01:49,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:49,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:49,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:49,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:49,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:49,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:01:49,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:49,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-27 22:01:49,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:49,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:01:49,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:49,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-27 22:01:49,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:49,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:49,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:49,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:49,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:49,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:01:49,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:49,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:49,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:49,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:49,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:49,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:49,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:49,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:49,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:49,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:49,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:49,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:01:49,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:49,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:49,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:49,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:49,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:49,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:49,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:49,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:01:49,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:49,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:49,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:49,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:01:49,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:49,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 22:01:49,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:49,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:01:49,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:49,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:01:49,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:49,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:49,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:49,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:49,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:49,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:01:49,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:49,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:01:49,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:49,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:01:49,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:49,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:01:49,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:49,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:49,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:49,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:49,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:49,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:49,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:49,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:49,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:49,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:01:49,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:49,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:01:49,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:49,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:49,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:49,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:49,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:49,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:49,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:49,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:49,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:49,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:01:49,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:49,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:49,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:49,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-27 22:01:49,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:49,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:49,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:49,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:49,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:49,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:49,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:49,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:49,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:49,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:49,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:49,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-27 22:01:49,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:49,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:49,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:49,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:49,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:49,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:49,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:49,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:49,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:01:49,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:49,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:49,503 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 22:01:49,503 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2113241834] [2020-10-27 22:01:49,503 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:01:49,505 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 22:01:49,505 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902738825] [2020-10-27 22:01:49,506 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 22:01:49,507 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:01:49,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 22:01:49,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:01:49,507 INFO L87 Difference]: Start difference. First operand 567 states and 703 transitions. Second operand 14 states. [2020-10-27 22:01:50,309 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:01:51,390 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:01:51,820 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:01:52,216 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:01:52,588 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:01:53,131 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:54,296 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:01:54,793 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:01:55,195 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:01:55,646 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:01:56,067 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:01:58,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:01:58,784 INFO L93 Difference]: Finished difference Result 1638 states and 2258 transitions. [2020-10-27 22:01:58,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-27 22:01:58,784 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 100 [2020-10-27 22:01:58,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:01:58,794 INFO L225 Difference]: With dead ends: 1638 [2020-10-27 22:01:58,794 INFO L226 Difference]: Without dead ends: 1011 [2020-10-27 22:01:58,799 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 36 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=202, Invalid=668, Unknown=0, NotChecked=0, Total=870 [2020-10-27 22:01:58,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1011 states. [2020-10-27 22:01:58,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1011 to 773. [2020-10-27 22:01:58,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 773 states. [2020-10-27 22:01:58,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 773 states and 953 transitions. [2020-10-27 22:01:58,981 INFO L78 Accepts]: Start accepts. Automaton has 773 states and 953 transitions. Word has length 100 [2020-10-27 22:01:58,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:01:58,981 INFO L481 AbstractCegarLoop]: Abstraction has 773 states and 953 transitions. [2020-10-27 22:01:58,982 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 22:01:58,982 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 953 transitions. [2020-10-27 22:01:58,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-10-27 22:01:58,985 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:01:58,985 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:01:58,985 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:01:58,986 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 22:01:58,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:01:58,986 INFO L82 PathProgramCache]: Analyzing trace with hash 187033774, now seen corresponding path program 1 times [2020-10-27 22:01:58,986 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:01:58,987 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2123661105] [2020-10-27 22:01:58,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:01:59,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:59,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:59,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:59,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:00,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:00,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 184 [2020-10-27 22:02:00,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:02:00,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1453 [2020-10-27 22:02:00,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:00,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:00,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-27 22:02:00,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-27 22:02:00,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:00,818 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:02:00,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:02:00,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:00,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:00,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:00,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:00,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:00,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 22:02:00,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:00,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:00,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:00,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:00,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:00,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:02:00,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:00,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:00,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:00,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:00,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:00,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:00,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:00,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:00,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:00,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:00,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:00,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:02:00,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:00,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:00,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:00,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:00,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:00,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:00,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:00,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:00,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:00,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:00,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:00,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:00,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:00,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:00,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:00,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:00,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:00,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:00,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:00,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:00,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:00,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:00,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:00,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:02:00,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:00,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:00,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:00,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:00,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:00,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:00,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:00,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:00,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:00,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:00,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:00,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:02:00,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:00,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:00,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:00,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:02:00,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:00,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:02:00,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:00,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:00,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:00,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:02:00,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:00,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:00,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:00,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:00,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:00,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:02:00,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:00,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:02:00,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:00,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:00,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:00,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 22:02:00,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:00,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:00,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:00,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:00,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:00,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:02:00,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:00,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:02:00,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:00,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:00,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:00,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:00,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:00,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:00,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:00,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:00,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:00,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:02:00,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:00,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:00,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:00,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:00,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:00,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:00,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:00,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:00,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:00,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:00,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:00,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:02:00,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:00,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:00,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:00,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:00,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:00,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:00,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:00,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:02:00,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:00,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:00,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:00,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:02:00,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:00,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:00,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:00,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:00,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:00,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:00,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:00,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:00,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:00,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:00,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:00,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:02:00,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:00,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:00,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:00,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:00,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:00,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:00,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:00,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:00,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:00,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:00,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:00,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:00,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:00,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:00,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:00,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:00,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:00,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:00,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:00,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:00,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:00,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:00,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:00,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:00,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:00,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:00,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:00,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:00,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:00,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:00,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:00,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:02:00,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:00,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:00,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:00,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:02:00,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:00,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:02:00,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:00,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:00,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:00,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:02:00,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:00,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:00,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:00,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:00,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:00,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:00,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:00,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:00,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:00,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:00,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:00,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:00,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:01,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-27 22:02:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:01,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:01,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:01,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:01,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:01,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:01,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:01,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:01,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:01,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:02:01,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:01,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 22:02:01,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:01,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:01,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:01,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:01,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:01,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:01,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:01,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:01,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:01,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:02:01,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:01,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 22:02:01,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:01,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:01,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:01,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:01,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:01,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:01,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:01,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:01,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:01,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:01,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:01,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 22:02:01,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:01,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:01,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:01,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:01,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:01,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:01,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:01,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:01,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:01,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:01,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:01,113 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 22:02:01,113 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2123661105] [2020-10-27 22:02:01,113 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:02:01,113 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-27 22:02:01,114 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770150792] [2020-10-27 22:02:01,114 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:02:01,114 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:02:01,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:02:01,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:02:01,115 INFO L87 Difference]: Start difference. First operand 773 states and 953 transitions. Second operand 8 states. [2020-10-27 22:02:01,740 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:03,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:02:03,836 INFO L93 Difference]: Finished difference Result 1576 states and 2129 transitions. [2020-10-27 22:02:03,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 22:02:03,837 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 128 [2020-10-27 22:02:03,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:02:03,844 INFO L225 Difference]: With dead ends: 1576 [2020-10-27 22:02:03,845 INFO L226 Difference]: Without dead ends: 827 [2020-10-27 22:02:03,848 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=81, Invalid=159, Unknown=0, NotChecked=0, Total=240 [2020-10-27 22:02:03,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 827 states. [2020-10-27 22:02:04,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 827 to 559. [2020-10-27 22:02:04,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 559 states. [2020-10-27 22:02:04,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 559 states and 672 transitions. [2020-10-27 22:02:04,025 INFO L78 Accepts]: Start accepts. Automaton has 559 states and 672 transitions. Word has length 128 [2020-10-27 22:02:04,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:02:04,026 INFO L481 AbstractCegarLoop]: Abstraction has 559 states and 672 transitions. [2020-10-27 22:02:04,026 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:02:04,026 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 672 transitions. [2020-10-27 22:02:04,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-27 22:02:04,030 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:02:04,031 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:02:04,031 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:02:04,031 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 22:02:04,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:02:04,032 INFO L82 PathProgramCache]: Analyzing trace with hash 1881379387, now seen corresponding path program 1 times [2020-10-27 22:02:04,032 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:02:04,032 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1220301700] [2020-10-27 22:02:04,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:02:04,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:04,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:04,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:04,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:05,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:05,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:09,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:09,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-27 22:02:09,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:02:09,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5035 [2020-10-27 22:02:09,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:09,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 22:02:09,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-27 22:02:09,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-10-27 22:02:09,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:09,487 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:02:09,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:02:09,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:09,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:09,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:09,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:09,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:09,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 22:02:09,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:09,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:09,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:09,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:09,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:09,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:02:09,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:09,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:09,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:09,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:09,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:09,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:09,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:09,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:09,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:09,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:09,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:09,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:02:09,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:09,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:09,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:09,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:09,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:09,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:09,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:09,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:09,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:09,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:09,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:09,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:09,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:09,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:09,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:09,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:09,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:09,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:09,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:09,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:09,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:09,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:09,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:09,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:02:09,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:09,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:09,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:09,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:09,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:09,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:09,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:09,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:09,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:09,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:09,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:09,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:02:09,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:09,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:09,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:09,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:02:09,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:09,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 22:02:09,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:09,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:09,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:09,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:02:09,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:09,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:09,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:09,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:09,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:09,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:02:09,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:09,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:02:09,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:09,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:09,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:09,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:02:09,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:09,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:09,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:09,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:09,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:09,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:02:09,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:09,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:02:09,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:09,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:09,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:09,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:02:09,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:09,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:09,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:09,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:09,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:09,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:02:09,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:09,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:02:09,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:09,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:09,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:09,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:02:09,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:09,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:09,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:09,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:09,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:09,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:02:09,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:09,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:09,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:09,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:09,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:09,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:02:09,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:09,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:02:09,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:09,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:09,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:09,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:02:09,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:09,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:02:09,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:09,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:09,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:09,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 22:02:09,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:09,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:09,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:09,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:09,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:09,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:02:09,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:09,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:09,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:09,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:09,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:09,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:09,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:09,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:09,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:09,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:09,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:09,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:09,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:09,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:09,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:09,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:09,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:09,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:09,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:09,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:09,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:09,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:09,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:09,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:09,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:09,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:09,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:09,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:09,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:09,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:09,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:09,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:02:09,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:09,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:09,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:09,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:02:09,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:09,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:02:09,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:09,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:09,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:09,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:02:09,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:09,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:09,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:09,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:09,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:09,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:09,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:09,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:02:09,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:09,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:09,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:09,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:09,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:09,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-27 22:02:09,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:09,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:09,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:09,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:09,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:09,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:02:09,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:09,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:09,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:09,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:02:09,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:09,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 22:02:09,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:09,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:09,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:09,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:09,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:09,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:09,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:09,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:02:09,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 22:02:09,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:02:09,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:09,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 22:02:09,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:09,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:09,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:09,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 22:02:09,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:09,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 22:02:09,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:09,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:02:09,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 22:02:09,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 22:02:09,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:09,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:09,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:09,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:09,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:09,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:02:09,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:09,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:02:09,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:09,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:02:09,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:09,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 22:02:09,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:09,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:09,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:09,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:09,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:09,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:09,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:09,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:02:09,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:09,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:02:09,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:09,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:02:09,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:09,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:02:09,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:09,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:09,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:09,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:02:09,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:09,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:09,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:09,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:09,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:09,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:02:09,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:09,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:09,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:09,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:09,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:09,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:09,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:09,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:09,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:09,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:09,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:09,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:09,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:09,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 22:02:09,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:09,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:09,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:09,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:09,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:09,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:09,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:09,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:09,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:09,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:09,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:10,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 22:02:10,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:10,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:10,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:10,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:10,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:10,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:10,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:10,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:10,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:10,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:10,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:10,040 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 17 proven. 5 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-10-27 22:02:10,041 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1220301700] [2020-10-27 22:02:10,041 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:02:10,041 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-27 22:02:10,041 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367514009] [2020-10-27 22:02:10,042 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 22:02:10,042 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:02:10,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 22:02:10,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:02:10,043 INFO L87 Difference]: Start difference. First operand 559 states and 672 transitions. Second operand 13 states. [2020-10-27 22:02:10,777 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:11,502 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:02:14,921 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2020-10-27 22:02:15,660 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2020-10-27 22:02:16,387 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2020-10-27 22:02:17,544 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:02:17,926 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:02:18,314 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:02:18,679 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:02:21,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:02:21,922 INFO L93 Difference]: Finished difference Result 2703 states and 3918 transitions. [2020-10-27 22:02:21,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2020-10-27 22:02:21,923 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 154 [2020-10-27 22:02:21,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:02:21,939 INFO L225 Difference]: With dead ends: 2703 [2020-10-27 22:02:21,939 INFO L226 Difference]: Without dead ends: 2168 [2020-10-27 22:02:21,944 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 65 SyntacticMatches, 5 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 440 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=366, Invalid=1356, Unknown=0, NotChecked=0, Total=1722 [2020-10-27 22:02:21,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2168 states. [2020-10-27 22:02:22,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2168 to 1729. [2020-10-27 22:02:22,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1729 states. [2020-10-27 22:02:22,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1729 states and 2195 transitions. [2020-10-27 22:02:22,356 INFO L78 Accepts]: Start accepts. Automaton has 1729 states and 2195 transitions. Word has length 154 [2020-10-27 22:02:22,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:02:22,358 INFO L481 AbstractCegarLoop]: Abstraction has 1729 states and 2195 transitions. [2020-10-27 22:02:22,358 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 22:02:22,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2195 transitions. [2020-10-27 22:02:22,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-27 22:02:22,363 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:02:22,363 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:02:22,363 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:02:22,364 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:02:22,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:02:22,364 INFO L82 PathProgramCache]: Analyzing trace with hash -2132886085, now seen corresponding path program 1 times [2020-10-27 22:02:22,364 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:02:22,365 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [292414578] [2020-10-27 22:02:22,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:02:22,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:22,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:22,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:23,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:26,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:26,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-27 22:02:26,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:02:26,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4451 [2020-10-27 22:02:26,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:26,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:02:26,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 173 [2020-10-27 22:02:26,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:02:26,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,196 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:02:27,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:02:27,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:27,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 22:02:27,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:02:27,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:27,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:27,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:02:27,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:27,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:27,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:27,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:27,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:27,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:02:27,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:27,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:27,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:02:27,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:02:27,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 22:02:27,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:27,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:02:27,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:02:27,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:27,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:02:27,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:02:27,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:27,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:02:27,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:27,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:27,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:02:27,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:27,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:02:27,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:02:27,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:27,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:27,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:02:27,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:27,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:27,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:27,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:27,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:27,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:27,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:27,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:02:27,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:02:27,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:27,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:27,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:27,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-27 22:02:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:27,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:27,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 22:02:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:27,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:27,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 22:02:27,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 22:02:27,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 22:02:27,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:02:27,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 22:02:27,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:02:27,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:27,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:02:27,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:02:27,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:02:27,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:02:27,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:27,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:27,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:27,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:02:27,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:02:27,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:27,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 22:02:27,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:27,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:27,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:27,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:27,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 22:02:27,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:27,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:27,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:27,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 22:02:27,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:27,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:27,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:27,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:27,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:27,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:27,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:27,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:27,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:27,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:27,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:27,516 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-10-27 22:02:27,517 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [292414578] [2020-10-27 22:02:27,517 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:02:27,517 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-27 22:02:27,517 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168925494] [2020-10-27 22:02:27,518 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 22:02:27,518 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:02:27,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 22:02:27,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-27 22:02:27,519 INFO L87 Difference]: Start difference. First operand 1729 states and 2195 transitions. Second operand 11 states. [2020-10-27 22:02:29,921 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:30,288 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:02:30,660 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:31,014 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:31,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:02:31,560 INFO L93 Difference]: Finished difference Result 2877 states and 3829 transitions. [2020-10-27 22:02:31,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 22:02:31,563 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 154 [2020-10-27 22:02:31,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:02:31,564 INFO L225 Difference]: With dead ends: 2877 [2020-10-27 22:02:31,564 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 22:02:31,574 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=97, Invalid=245, Unknown=0, NotChecked=0, Total=342 [2020-10-27 22:02:31,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 22:02:31,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 22:02:31,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 22:02:31,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 22:02:31,575 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 154 [2020-10-27 22:02:31,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:02:31,575 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 22:02:31,575 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 22:02:31,575 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 22:02:31,575 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 22:02:31,576 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 22:02:31,578 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 22:02:35,276 WARN L193 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 370 DAG size of output: 306 [2020-10-27 22:02:43,388 WARN L193 SmtUtils]: Spent 951.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 303 [2020-10-27 22:02:44,438 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 352 DAG size of output: 315 [2020-10-27 22:02:45,669 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 349 DAG size of output: 312 [2020-10-27 22:02:50,550 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 338 DAG size of output: 314 [2020-10-27 22:02:51,484 WARN L193 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 15 [2020-10-27 22:02:52,740 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 168 DAG size of output: 15 [2020-10-27 22:02:53,057 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 1 [2020-10-27 22:02:53,406 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 24 [2020-10-27 22:02:53,730 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 1 [2020-10-27 22:02:54,432 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 18 [2020-10-27 22:02:54,803 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 24 [2020-10-27 22:02:55,150 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 24 [2020-10-27 22:02:55,798 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 15 [2020-10-27 22:02:57,555 WARN L193 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 252 DAG size of output: 24 [2020-10-27 22:02:59,704 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 207 DAG size of output: 35 [2020-10-27 22:03:01,154 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 180 DAG size of output: 17 [2020-10-27 22:03:02,025 WARN L193 SmtUtils]: Spent 861.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 18 [2020-10-27 22:03:02,357 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:03:03,508 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 199 DAG size of output: 24 [2020-10-27 22:03:03,807 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-27 22:03:04,612 WARN L193 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 21 [2020-10-27 22:03:05,218 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 15 [2020-10-27 22:03:05,813 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 11 [2020-10-27 22:03:06,634 WARN L193 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 22 [2020-10-27 22:03:06,912 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-27 22:03:07,241 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 24 [2020-10-27 22:03:07,836 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 11 [2020-10-27 22:03:08,162 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 24 [2020-10-27 22:03:08,456 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-10-27 22:03:08,731 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-27 22:03:09,279 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 10 [2020-10-27 22:03:10,207 WARN L193 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 24 [2020-10-27 22:03:10,542 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-27 22:03:10,835 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 1 [2020-10-27 22:03:11,159 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 24 [2020-10-27 22:03:12,686 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 197 DAG size of output: 30 [2020-10-27 22:03:14,242 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 248 DAG size of output: 26 [2020-10-27 22:03:16,273 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 257 DAG size of output: 28 [2020-10-27 22:03:16,658 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 18 [2020-10-27 22:03:18,792 WARN L193 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 254 DAG size of output: 28 [2020-10-27 22:03:20,271 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 178 DAG size of output: 18 [2020-10-27 22:03:20,891 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 18 [2020-10-27 22:03:21,185 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 1 [2020-10-27 22:03:21,771 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 15 [2020-10-27 22:03:22,100 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 24 [2020-10-27 22:03:22,394 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-27 22:03:22,720 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 24 [2020-10-27 22:03:23,607 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 22 [2020-10-27 22:03:23,894 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-10-27 22:03:24,498 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 19 [2020-10-27 22:03:25,389 WARN L193 SmtUtils]: Spent 819.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 20 [2020-10-27 22:03:26,292 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 22 [2020-10-27 22:03:26,889 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 9 [2020-10-27 22:03:27,168 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-27 22:03:27,997 WARN L193 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 20 [2020-10-27 22:03:28,286 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-10-27 22:03:30,648 WARN L193 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 261 DAG size of output: 28 [2020-10-27 22:03:30,654 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 22:03:30,655 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 22:03:30,655 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 22:03:30,656 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 22:03:30,657 INFO L274 CegarLoopResult]: For program point L703(lines 703 707) no Hoare annotation was computed. [2020-10-27 22:03:30,657 INFO L274 CegarLoopResult]: For program point L703-1(lines 703 707) no Hoare annotation was computed. [2020-10-27 22:03:30,657 INFO L274 CegarLoopResult]: For program point L698(line 698) no Hoare annotation was computed. [2020-10-27 22:03:30,657 INFO L274 CegarLoopResult]: For program point L697-2(lines 697 718) no Hoare annotation was computed. [2020-10-27 22:03:30,657 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 672 727) no Hoare annotation was computed. [2020-10-27 22:03:30,657 INFO L274 CegarLoopResult]: For program point L719(lines 696 720) no Hoare annotation was computed. [2020-10-27 22:03:30,657 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 672 727) no Hoare annotation was computed. [2020-10-27 22:03:30,657 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 672 727) no Hoare annotation was computed. [2020-10-27 22:03:30,657 INFO L274 CegarLoopResult]: For program point L760(lines 760 764) no Hoare annotation was computed. [2020-10-27 22:03:30,657 INFO L274 CegarLoopResult]: For program point L760-1(lines 760 764) no Hoare annotation was computed. [2020-10-27 22:03:30,657 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 728 787) no Hoare annotation was computed. [2020-10-27 22:03:30,658 INFO L274 CegarLoopResult]: For program point L755(line 755) no Hoare annotation was computed. [2020-10-27 22:03:30,658 INFO L274 CegarLoopResult]: For program point L754-2(lines 754 779) no Hoare annotation was computed. [2020-10-27 22:03:30,658 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 728 787) no Hoare annotation was computed. [2020-10-27 22:03:30,658 INFO L274 CegarLoopResult]: For program point L780(lines 753 781) no Hoare annotation was computed. [2020-10-27 22:03:30,659 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 728 787) no Hoare annotation was computed. [2020-10-27 22:03:30,660 INFO L274 CegarLoopResult]: For program point L773(line 773) no Hoare annotation was computed. [2020-10-27 22:03:30,660 INFO L274 CegarLoopResult]: For program point L773-1(line 773) no Hoare annotation was computed. [2020-10-27 22:03:30,660 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 603 609) the Hoare annotation is: true [2020-10-27 22:03:30,660 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 603 609) no Hoare annotation was computed. [2020-10-27 22:03:30,660 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 610 618) no Hoare annotation was computed. [2020-10-27 22:03:30,660 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 610 618) the Hoare annotation is: true [2020-10-27 22:03:30,660 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 610 618) no Hoare annotation was computed. [2020-10-27 22:03:30,660 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 240 262) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 22:03:30,660 INFO L270 CegarLoopResult]: At program point L252(line 252) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 22:03:30,660 INFO L270 CegarLoopResult]: At program point L252-1(line 252) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 22:03:30,660 INFO L274 CegarLoopResult]: For program point L250(lines 250 257) no Hoare annotation was computed. [2020-10-27 22:03:30,660 INFO L274 CegarLoopResult]: For program point L250-1(lines 250 257) no Hoare annotation was computed. [2020-10-27 22:03:30,660 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 240 262) no Hoare annotation was computed. [2020-10-27 22:03:30,661 INFO L274 CegarLoopResult]: For program point L248(line 248) no Hoare annotation was computed. [2020-10-27 22:03:30,661 INFO L270 CegarLoopResult]: At program point L247(line 247) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 22:03:30,661 INFO L270 CegarLoopResult]: At program point L246(line 246) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 22:03:30,661 INFO L270 CegarLoopResult]: At program point L246-1(line 246) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 22:03:30,661 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 240 262) no Hoare annotation was computed. [2020-10-27 22:03:30,661 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 195 218) no Hoare annotation was computed. [2020-10-27 22:03:30,661 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 195 218) no Hoare annotation was computed. [2020-10-27 22:03:30,661 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 195 218) no Hoare annotation was computed. [2020-10-27 22:03:30,661 INFO L274 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-10-27 22:03:30,661 INFO L274 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-10-27 22:03:30,661 INFO L274 CegarLoopResult]: For program point L211(line 211) no Hoare annotation was computed. [2020-10-27 22:03:30,661 INFO L274 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2020-10-27 22:03:30,661 INFO L274 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-10-27 22:03:30,661 INFO L274 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2020-10-27 22:03:30,661 INFO L274 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-10-27 22:03:30,662 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-10-27 22:03:30,662 INFO L274 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-10-27 22:03:30,662 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-27 22:03:30,662 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-10-27 22:03:30,662 INFO L274 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-10-27 22:03:30,662 INFO L274 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-27 22:03:30,662 INFO L274 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-10-27 22:03:30,662 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 400 408) no Hoare annotation was computed. [2020-10-27 22:03:30,662 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 400 408) the Hoare annotation is: true [2020-10-27 22:03:30,662 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 400 408) no Hoare annotation was computed. [2020-10-27 22:03:30,662 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 464 482) the Hoare annotation is: true [2020-10-27 22:03:30,662 INFO L274 CegarLoopResult]: For program point L473(lines 473 477) no Hoare annotation was computed. [2020-10-27 22:03:30,662 INFO L277 CegarLoopResult]: At program point L471(line 471) the Hoare annotation is: true [2020-10-27 22:03:30,662 INFO L274 CegarLoopResult]: For program point L473-2(lines 473 477) no Hoare annotation was computed. [2020-10-27 22:03:30,663 INFO L274 CegarLoopResult]: For program point L471-1(line 471) no Hoare annotation was computed. [2020-10-27 22:03:30,663 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 464 482) no Hoare annotation was computed. [2020-10-27 22:03:30,663 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 464 482) no Hoare annotation was computed. [2020-10-27 22:03:30,663 INFO L274 CegarLoopResult]: For program point L416(lines 416 424) no Hoare annotation was computed. [2020-10-27 22:03:30,663 INFO L274 CegarLoopResult]: For program point L416-2(lines 416 424) no Hoare annotation was computed. [2020-10-27 22:03:30,663 INFO L274 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-10-27 22:03:30,663 INFO L274 CegarLoopResult]: For program point L439-1(line 439) no Hoare annotation was computed. [2020-10-27 22:03:30,663 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 409 444) no Hoare annotation was computed. [2020-10-27 22:03:30,663 INFO L274 CegarLoopResult]: For program point L428(lines 428 436) no Hoare annotation was computed. [2020-10-27 22:03:30,663 INFO L274 CegarLoopResult]: For program point L428-2(lines 428 436) no Hoare annotation was computed. [2020-10-27 22:03:30,663 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 409 444) no Hoare annotation was computed. [2020-10-27 22:03:30,663 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 409 444) no Hoare annotation was computed. [2020-10-27 22:03:30,663 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 596 602) no Hoare annotation was computed. [2020-10-27 22:03:30,663 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 596 602) the Hoare annotation is: true [2020-10-27 22:03:30,663 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 626 671) no Hoare annotation was computed. [2020-10-27 22:03:30,663 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 626 671) no Hoare annotation was computed. [2020-10-27 22:03:30,664 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 626 671) no Hoare annotation was computed. [2020-10-27 22:03:30,664 INFO L274 CegarLoopResult]: For program point L959(lines 959 966) no Hoare annotation was computed. [2020-10-27 22:03:30,664 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 939 984) no Hoare annotation was computed. [2020-10-27 22:03:30,664 INFO L274 CegarLoopResult]: For program point L953(lines 953 973) no Hoare annotation was computed. [2020-10-27 22:03:30,664 INFO L274 CegarLoopResult]: For program point L953-1(lines 953 973) no Hoare annotation was computed. [2020-10-27 22:03:30,664 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 963 964) no Hoare annotation was computed. [2020-10-27 22:03:30,664 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 970 971) no Hoare annotation was computed. [2020-10-27 22:03:30,664 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 939 984) no Hoare annotation was computed. [2020-10-27 22:03:30,664 INFO L274 CegarLoopResult]: For program point L970(lines 970 971) no Hoare annotation was computed. [2020-10-27 22:03:30,664 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 939 984) no Hoare annotation was computed. [2020-10-27 22:03:30,664 INFO L274 CegarLoopResult]: For program point L963(lines 963 964) no Hoare annotation was computed. [2020-10-27 22:03:30,664 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 227 236) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 22:03:30,665 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 227 236) no Hoare annotation was computed. [2020-10-27 22:03:30,665 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 227 236) no Hoare annotation was computed. [2020-10-27 22:03:30,665 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 389 399) the Hoare annotation is: true [2020-10-27 22:03:30,665 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 389 399) no Hoare annotation was computed. [2020-10-27 22:03:30,665 INFO L277 CegarLoopResult]: At program point L394(line 394) the Hoare annotation is: true [2020-10-27 22:03:30,665 INFO L274 CegarLoopResult]: For program point L394-1(line 394) no Hoare annotation was computed. [2020-10-27 22:03:30,665 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 389 399) no Hoare annotation was computed. [2020-10-27 22:03:30,665 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 381 388) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 0)) [2020-10-27 22:03:30,665 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 381 388) no Hoare annotation was computed. [2020-10-27 22:03:30,665 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 381 388) no Hoare annotation was computed. [2020-10-27 22:03:30,665 INFO L274 CegarLoopResult]: For program point L142(lines 142 148) no Hoare annotation was computed. [2020-10-27 22:03:30,665 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 138 151) no Hoare annotation was computed. [2020-10-27 22:03:30,665 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 138 151) the Hoare annotation is: true [2020-10-27 22:03:30,665 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 138 151) no Hoare annotation was computed. [2020-10-27 22:03:30,665 INFO L270 CegarLoopResult]: At program point L349(line 349) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 (and .cse1 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (= ~waterLevel~0 0)) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-10-27 22:03:30,666 INFO L274 CegarLoopResult]: For program point L349-1(lines 330 354) no Hoare annotation was computed. [2020-10-27 22:03:30,666 INFO L270 CegarLoopResult]: At program point L344(line 344) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0) (or .cse0 (= ~waterLevel~0 0)))) [2020-10-27 22:03:30,666 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 330 354) no Hoare annotation was computed. [2020-10-27 22:03:30,666 INFO L270 CegarLoopResult]: At program point L340(line 340) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 1 processEnvironment_~tmp~2)) .cse0 (= ~waterLevel~0 0)))) [2020-10-27 22:03:30,666 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 330 354) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 (= ~waterLevel~0 0)))) [2020-10-27 22:03:30,666 INFO L274 CegarLoopResult]: For program point L338(lines 338 346) no Hoare annotation was computed. [2020-10-27 22:03:30,666 INFO L270 CegarLoopResult]: At program point L336(line 336) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 0)))) [2020-10-27 22:03:30,666 INFO L274 CegarLoopResult]: For program point L336-1(line 336) no Hoare annotation was computed. [2020-10-27 22:03:30,666 INFO L274 CegarLoopResult]: For program point L334(lines 334 351) no Hoare annotation was computed. [2020-10-27 22:03:30,666 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 296 302) no Hoare annotation was computed. [2020-10-27 22:03:30,667 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 296 302) the Hoare annotation is: true [2020-10-27 22:03:30,667 INFO L270 CegarLoopResult]: At program point L576(lines 527 577) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (= ~methaneLevelCritical~0 0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:03:30,667 INFO L270 CegarLoopResult]: At program point testENTRY(lines 518 583) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 22:03:30,667 INFO L274 CegarLoopResult]: For program point testFINAL(lines 518 583) no Hoare annotation was computed. [2020-10-27 22:03:30,667 INFO L274 CegarLoopResult]: For program point L566(lines 566 570) no Hoare annotation was computed. [2020-10-27 22:03:30,667 INFO L270 CegarLoopResult]: At program point L566-2(lines 558 571) the Hoare annotation is: (let ((.cse0 (not (= 0 ~systemActive~0)))) (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0)) (and .cse0 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-27 22:03:30,667 INFO L274 CegarLoopResult]: For program point L529(lines 528 575) no Hoare annotation was computed. [2020-10-27 22:03:30,667 INFO L270 CegarLoopResult]: At program point L560(line 560) the Hoare annotation is: (let ((.cse0 (not (= 0 ~systemActive~0)))) (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-27 22:03:30,667 INFO L274 CegarLoopResult]: For program point L558(lines 558 571) no Hoare annotation was computed. [2020-10-27 22:03:30,668 INFO L270 CegarLoopResult]: At program point L550(line 550) the Hoare annotation is: (let ((.cse0 (not (= 0 ~systemActive~0)))) (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (and .cse0 (<= 2 ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-27 22:03:30,668 INFO L274 CegarLoopResult]: For program point L548(lines 548 554) no Hoare annotation was computed. [2020-10-27 22:03:30,668 INFO L274 CegarLoopResult]: For program point L548-1(lines 548 554) no Hoare annotation was computed. [2020-10-27 22:03:30,668 INFO L270 CegarLoopResult]: At program point L573(lines 528 575) the Hoare annotation is: (let ((.cse0 (not (= 0 ~systemActive~0)))) (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~methaneLevelCritical~0 0) .cse0 (<= 2 ~waterLevel~0)))) [2020-10-27 22:03:30,668 INFO L270 CegarLoopResult]: At program point L540(line 540) the Hoare annotation is: (let ((.cse0 (not (= 0 ~systemActive~0)))) (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~methaneLevelCritical~0 0) .cse0 (<= 2 ~waterLevel~0)))) [2020-10-27 22:03:30,668 INFO L274 CegarLoopResult]: For program point L538(lines 538 544) no Hoare annotation was computed. [2020-10-27 22:03:30,668 INFO L274 CegarLoopResult]: For program point L538-1(lines 538 544) no Hoare annotation was computed. [2020-10-27 22:03:30,668 INFO L274 CegarLoopResult]: For program point L530(lines 530 534) no Hoare annotation was computed. [2020-10-27 22:03:30,668 INFO L274 CegarLoopResult]: For program point testEXIT(lines 518 583) no Hoare annotation was computed. [2020-10-27 22:03:30,669 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 917 918) no Hoare annotation was computed. [2020-10-27 22:03:30,669 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 924 925) no Hoare annotation was computed. [2020-10-27 22:03:30,669 INFO L274 CegarLoopResult]: For program point L924(lines 924 925) no Hoare annotation was computed. [2020-10-27 22:03:30,669 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 893 938) no Hoare annotation was computed. [2020-10-27 22:03:30,669 INFO L274 CegarLoopResult]: For program point L917(lines 917 918) no Hoare annotation was computed. [2020-10-27 22:03:30,669 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 893 938) no Hoare annotation was computed. [2020-10-27 22:03:30,669 INFO L274 CegarLoopResult]: For program point L913(lines 913 920) no Hoare annotation was computed. [2020-10-27 22:03:30,669 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 893 938) no Hoare annotation was computed. [2020-10-27 22:03:30,670 INFO L274 CegarLoopResult]: For program point L907(lines 907 927) no Hoare annotation was computed. [2020-10-27 22:03:30,670 INFO L274 CegarLoopResult]: For program point L907-1(lines 907 927) no Hoare annotation was computed. [2020-10-27 22:03:30,670 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 355 362) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:03:30,670 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 355 362) no Hoare annotation was computed. [2020-10-27 22:03:30,670 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 355 362) no Hoare annotation was computed. [2020-10-27 22:03:30,670 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 152 160) no Hoare annotation was computed. [2020-10-27 22:03:30,670 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 152 160) the Hoare annotation is: true [2020-10-27 22:03:30,670 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 152 160) no Hoare annotation was computed. [2020-10-27 22:03:30,670 INFO L274 CegarLoopResult]: For program point L114-2(lines 114 122) no Hoare annotation was computed. [2020-10-27 22:03:30,670 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 106 128) no Hoare annotation was computed. [2020-10-27 22:03:30,670 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 106 128) no Hoare annotation was computed. [2020-10-27 22:03:30,670 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 106 128) no Hoare annotation was computed. [2020-10-27 22:03:30,671 INFO L274 CegarLoopResult]: For program point L114(lines 114 122) no Hoare annotation was computed. [2020-10-27 22:03:30,671 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 586 595) no Hoare annotation was computed. [2020-10-27 22:03:30,671 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 586 595) no Hoare annotation was computed. [2020-10-27 22:03:30,671 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 586 595) no Hoare annotation was computed. [2020-10-27 22:03:30,671 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 790 892) no Hoare annotation was computed. [2020-10-27 22:03:30,671 INFO L274 CegarLoopResult]: For program point L855(line 855) no Hoare annotation was computed. [2020-10-27 22:03:30,671 INFO L274 CegarLoopResult]: For program point L855-1(line 855) no Hoare annotation was computed. [2020-10-27 22:03:30,671 INFO L274 CegarLoopResult]: For program point L814(lines 814 818) no Hoare annotation was computed. [2020-10-27 22:03:30,671 INFO L274 CegarLoopResult]: For program point L878(lines 878 889) no Hoare annotation was computed. [2020-10-27 22:03:30,671 INFO L274 CegarLoopResult]: For program point L841(lines 841 845) no Hoare annotation was computed. [2020-10-27 22:03:30,671 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 790 892) no Hoare annotation was computed. [2020-10-27 22:03:30,671 INFO L274 CegarLoopResult]: For program point L839-2(lines 839 859) no Hoare annotation was computed. [2020-10-27 22:03:30,671 INFO L274 CegarLoopResult]: For program point L860(lines 838 861) no Hoare annotation was computed. [2020-10-27 22:03:30,672 INFO L274 CegarLoopResult]: For program point L819(lines 819 835) no Hoare annotation was computed. [2020-10-27 22:03:30,672 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 790 892) no Hoare annotation was computed. [2020-10-27 22:03:30,672 INFO L274 CegarLoopResult]: For program point L879(lines 879 886) no Hoare annotation was computed. [2020-10-27 22:03:30,672 INFO L274 CegarLoopResult]: For program point L840(lines 839 859) no Hoare annotation was computed. [2020-10-27 22:03:30,672 INFO L274 CegarLoopResult]: For program point L871(line 871) no Hoare annotation was computed. [2020-10-27 22:03:30,672 INFO L274 CegarLoopResult]: For program point L871-1(line 871) no Hoare annotation was computed. [2020-10-27 22:03:30,672 INFO L274 CegarLoopResult]: For program point L836(lines 836 877) no Hoare annotation was computed. [2020-10-27 22:03:30,673 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:03:30,673 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string79.offset| |old(#t~string79.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string79.base| |old(#t~string79.base)|)) [2020-10-27 22:03:30,673 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:03:30,673 INFO L270 CegarLoopResult]: At program point L369(line 369) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:03:30,673 INFO L274 CegarLoopResult]: For program point L369-1(line 369) no Hoare annotation was computed. [2020-10-27 22:03:30,673 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 364 380) no Hoare annotation was computed. [2020-10-27 22:03:30,674 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 364 380) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:03:30,674 INFO L270 CegarLoopResult]: At program point L375(line 375) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:03:30,674 INFO L274 CegarLoopResult]: For program point L375-1(lines 364 380) no Hoare annotation was computed. [2020-10-27 22:03:30,674 INFO L274 CegarLoopResult]: For program point L371(lines 371 377) no Hoare annotation was computed. [2020-10-27 22:03:30,674 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 129 137) no Hoare annotation was computed. [2020-10-27 22:03:30,674 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 129 137) no Hoare annotation was computed. [2020-10-27 22:03:30,674 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 129 137) no Hoare annotation was computed. [2020-10-27 22:03:30,674 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 445 463) no Hoare annotation was computed. [2020-10-27 22:03:30,674 INFO L274 CegarLoopResult]: For program point L454(lines 454 458) no Hoare annotation was computed. [2020-10-27 22:03:30,674 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 445 463) the Hoare annotation is: true [2020-10-27 22:03:30,675 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 445 463) no Hoare annotation was computed. [2020-10-27 22:03:30,675 INFO L277 CegarLoopResult]: At program point L452(line 452) the Hoare annotation is: true [2020-10-27 22:03:30,675 INFO L274 CegarLoopResult]: For program point L454-2(lines 454 458) no Hoare annotation was computed. [2020-10-27 22:03:30,675 INFO L274 CegarLoopResult]: For program point L452-1(line 452) no Hoare annotation was computed. [2020-10-27 22:03:30,676 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 85 96) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (<= 0 ~pumpRunning~0)) .cse0 (not (<= ~pumpRunning~0 0)) .cse1) (or .cse0 (not (= |old(~methaneLevelCritical~0)| 0)) .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-27 22:03:30,676 INFO L274 CegarLoopResult]: For program point L89-1(lines 85 96) no Hoare annotation was computed. [2020-10-27 22:03:30,676 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 85 96) no Hoare annotation was computed. [2020-10-27 22:03:30,676 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:03:30,676 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 22:03:30,676 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:03:30,676 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 97 105) the Hoare annotation is: true [2020-10-27 22:03:30,676 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 97 105) no Hoare annotation was computed. [2020-10-27 22:03:30,676 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 97 105) no Hoare annotation was computed. [2020-10-27 22:03:30,676 INFO L270 CegarLoopResult]: At program point L285(line 285) the Hoare annotation is: (let ((.cse5 (= 0 ~systemActive~0))) (let ((.cse1 (not .cse5)) (.cse2 (not (<= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse1) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse4) .cse2 .cse3) (or .cse0 .cse4) (or (not (<= 2 |old(~waterLevel~0)|)) .cse5 (and .cse4 (not (= ~waterLevel~0 0))))))) [2020-10-27 22:03:30,676 INFO L270 CegarLoopResult]: At program point L283(lines 283 289) the Hoare annotation is: (let ((.cse6 (= 0 ~systemActive~0))) (let ((.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not .cse6)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse3 (<= 2 ~waterLevel~0)) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (and .cse2 .cse3) .cse4) (or (not .cse5) .cse4 .cse2) (or (and (<= 0 ~pumpRunning~0) (not (= ~waterLevel~0 0)) (<= ~pumpRunning~0 0)) (and .cse5 .cse3) (not (<= 2 |old(~waterLevel~0)|)) .cse6) (or .cse0 .cse1 (= |old(~waterLevel~0)| ~waterLevel~0))))) [2020-10-27 22:03:30,676 INFO L270 CegarLoopResult]: At program point L278(line 278) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)))) [2020-10-27 22:03:30,677 INFO L274 CegarLoopResult]: For program point L276(lines 275 294) no Hoare annotation was computed. [2020-10-27 22:03:30,677 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 272 295) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)))) [2020-10-27 22:03:30,677 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 272 295) no Hoare annotation was computed. [2020-10-27 22:03:30,677 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 272 295) no Hoare annotation was computed. [2020-10-27 22:03:30,677 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 164 193) no Hoare annotation was computed. [2020-10-27 22:03:30,677 INFO L277 CegarLoopResult]: At program point L189(lines 164 193) the Hoare annotation is: true [2020-10-27 22:03:30,677 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 164 193) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 0 ~methaneLevelCritical~0)) (not (<= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))))) [2020-10-27 22:03:30,677 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-10-27 22:03:30,677 INFO L274 CegarLoopResult]: For program point L178(lines 178 182) no Hoare annotation was computed. [2020-10-27 22:03:30,677 INFO L270 CegarLoopResult]: At program point L178-1(lines 178 182) the Hoare annotation is: (let ((.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 0 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (and .cse1 .cse4) .cse0 .cse2 .cse5) (or (not .cse5) .cse4 .cse3))) [2020-10-27 22:03:30,677 INFO L274 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-10-27 22:03:30,678 INFO L270 CegarLoopResult]: At program point L174-2(lines 174 188) the Hoare annotation is: (let ((.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 0 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (and .cse1 .cse4) .cse0 .cse2 .cse5) (or (not .cse5) .cse4 .cse3))) [2020-10-27 22:03:30,678 INFO L270 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 0 ~methaneLevelCritical~0)) (not (<= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))))) [2020-10-27 22:03:30,678 INFO L274 CegarLoopResult]: For program point L170-1(line 170) no Hoare annotation was computed. [2020-10-27 22:03:30,678 INFO L274 CegarLoopResult]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2020-10-27 22:03:30,678 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 61 72) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)) [2020-10-27 22:03:30,678 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 61 72) no Hoare annotation was computed. [2020-10-27 22:03:30,678 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 219 225) no Hoare annotation was computed. [2020-10-27 22:03:30,678 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 219 225) the Hoare annotation is: true [2020-10-27 22:03:30,678 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:03:30,678 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (not (= ~waterLevel~0 0)) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-27 22:03:30,678 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 22:03:30,678 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:03:30,678 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 483 490) no Hoare annotation was computed. [2020-10-27 22:03:30,679 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 483 490) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse1 (= |old(~systemActive~0)| 0))) (and (or .cse0 .cse1 (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-27 22:03:30,679 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 483 490) no Hoare annotation was computed. [2020-10-27 22:03:30,679 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 304 328) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:03:30,679 INFO L270 CegarLoopResult]: At program point L318(line 318) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (and (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment__wrappee__highWaterSensor_~tmp~1 0))) [2020-10-27 22:03:30,679 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 304 328) no Hoare annotation was computed. [2020-10-27 22:03:30,679 INFO L270 CegarLoopResult]: At program point L314(line 314) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0)) (= 0 ~systemActive~0)) [2020-10-27 22:03:30,679 INFO L274 CegarLoopResult]: For program point L312(lines 312 320) no Hoare annotation was computed. [2020-10-27 22:03:30,679 INFO L270 CegarLoopResult]: At program point L310(line 310) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:03:30,679 INFO L274 CegarLoopResult]: For program point L310-1(line 310) no Hoare annotation was computed. [2020-10-27 22:03:30,679 INFO L274 CegarLoopResult]: For program point L308(lines 308 325) no Hoare annotation was computed. [2020-10-27 22:03:30,679 INFO L270 CegarLoopResult]: At program point L323(line 323) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0)) [2020-10-27 22:03:30,679 INFO L274 CegarLoopResult]: For program point L323-1(lines 304 328) no Hoare annotation was computed. [2020-10-27 22:03:30,679 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 73 84) no Hoare annotation was computed. [2020-10-27 22:03:30,679 INFO L274 CegarLoopResult]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2020-10-27 22:03:30,680 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 73 84) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (not (= ~methaneLevelCritical~0 0)) .cse1) (or .cse0 (not (<= 0 ~pumpRunning~0)) .cse1 (not (<= ~pumpRunning~0 0))))) [2020-10-27 22:03:30,680 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 42 49) no Hoare annotation was computed. [2020-10-27 22:03:30,680 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-27 22:03:30,680 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 42 49) the Hoare annotation is: true [2020-10-27 22:03:30,680 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 42 49) no Hoare annotation was computed. [2020-10-27 22:03:30,680 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 492 516) the Hoare annotation is: true [2020-10-27 22:03:30,680 INFO L270 CegarLoopResult]: At program point L506(line 506) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 (not (<= 2 ~waterLevel~0))) (or (not (<= 0 ~pumpRunning~0)) .cse0 (not (<= ~pumpRunning~0 0))))) [2020-10-27 22:03:30,680 INFO L274 CegarLoopResult]: For program point L504(lines 504 510) no Hoare annotation was computed. [2020-10-27 22:03:30,680 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 492 516) no Hoare annotation was computed. [2020-10-27 22:03:30,680 INFO L270 CegarLoopResult]: At program point L502(line 502) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (<= 0 ~pumpRunning~0)) .cse0 .cse1 (not (<= ~pumpRunning~0 0))))) [2020-10-27 22:03:30,680 INFO L274 CegarLoopResult]: For program point L502-1(line 502) no Hoare annotation was computed. [2020-10-27 22:03:30,680 INFO L274 CegarLoopResult]: For program point L500(lines 500 513) no Hoare annotation was computed. [2020-10-27 22:03:30,680 INFO L274 CegarLoopResult]: For program point L500-1(lines 492 516) no Hoare annotation was computed. [2020-10-27 22:03:30,680 INFO L277 CegarLoopResult]: At program point L498(line 498) the Hoare annotation is: true [2020-10-27 22:03:30,680 INFO L274 CegarLoopResult]: For program point L498-1(line 498) no Hoare annotation was computed. [2020-10-27 22:03:30,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 10:03:30 BoogieIcfgContainer [2020-10-27 22:03:30,700 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 22:03:30,702 INFO L168 Benchmark]: Toolchain (without parser) took 160024.06 ms. Allocated memory was 151.0 MB in the beginning and 1.1 GB in the end (delta: 901.8 MB). Free memory was 126.0 MB in the beginning and 539.6 MB in the end (delta: -413.6 MB). Peak memory consumption was 672.9 MB. Max. memory is 8.0 GB. [2020-10-27 22:03:30,702 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 151.0 MB. Free memory is still 123.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 22:03:30,703 INFO L168 Benchmark]: CACSL2BoogieTranslator took 751.36 ms. Allocated memory is still 151.0 MB. Free memory was 125.4 MB in the beginning and 103.2 MB in the end (delta: 22.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2020-10-27 22:03:30,703 INFO L168 Benchmark]: Boogie Preprocessor took 125.75 ms. Allocated memory is still 151.0 MB. Free memory was 103.2 MB in the beginning and 132.8 MB in the end (delta: -29.6 MB). Peak memory consumption was 6.7 MB. Max. memory is 8.0 GB. [2020-10-27 22:03:30,704 INFO L168 Benchmark]: RCFGBuilder took 1753.64 ms. Allocated memory is still 151.0 MB. Free memory was 132.8 MB in the beginning and 125.5 MB in the end (delta: 7.3 MB). Peak memory consumption was 87.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:03:30,704 INFO L168 Benchmark]: TraceAbstraction took 157376.38 ms. Allocated memory was 151.0 MB in the beginning and 1.1 GB in the end (delta: 901.8 MB). Free memory was 124.9 MB in the beginning and 539.6 MB in the end (delta: -414.7 MB). Peak memory consumption was 670.9 MB. Max. memory is 8.0 GB. [2020-10-27 22:03:30,707 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 151.0 MB. Free memory is still 123.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 751.36 ms. Allocated memory is still 151.0 MB. Free memory was 125.4 MB in the beginning and 103.2 MB in the end (delta: 22.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 125.75 ms. Allocated memory is still 151.0 MB. Free memory was 103.2 MB in the beginning and 132.8 MB in the end (delta: -29.6 MB). Peak memory consumption was 6.7 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1753.64 ms. Allocated memory is still 151.0 MB. Free memory was 132.8 MB in the beginning and 125.5 MB in the end (delta: 7.3 MB). Peak memory consumption was 87.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 157376.38 ms. Allocated memory was 151.0 MB in the beginning and 1.1 GB in the end (delta: 901.8 MB). Free memory was 124.9 MB in the beginning and 539.6 MB in the end (delta: -414.7 MB). Peak memory consumption was 670.9 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: 924]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 917]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 963]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 970]: 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: 174]: Loop Invariant Derived loop invariant: ((((!(\old(pumpRunning) <= 0) || \old(waterLevel) == waterLevel) || !(0 <= \old(pumpRunning))) || !(0 == systemActive)) && ((((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning))) || methaneLevelCritical == 0)) && ((!(methaneLevelCritical == 0) || pumpRunning == \old(pumpRunning)) || !(0 == systemActive)) - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: (((((\old(waterLevel) == 0 || !(\old(pumpRunning) <= 0)) || \old(systemActive) == 0) || !(0 <= \old(pumpRunning))) || ((!(0 == systemActive) && 0 <= pumpRunning) && pumpRunning <= 0)) || !(\old(methaneLevelCritical) == 0)) || ((methaneLevelCritical == 0 && !(0 == systemActive)) && 2 <= waterLevel) - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: (((((\old(waterLevel) == 0 || !(\old(pumpRunning) <= 0)) || \old(systemActive) == 0) || !(0 <= \old(pumpRunning))) || methaneLevelCritical == 0) || !(\old(methaneLevelCritical) == 0)) || (0 <= pumpRunning && pumpRunning <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 258 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 98.1s, OverallIterations: 8, TraceHistogramMax: 4, AutomataDifference: 53.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 59.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1252 SDtfs, 3965 SDslu, 1753 SDs, 0 SdLazy, 9621 SolverSat, 3160 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 25.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 511 GetRequests, 345 SyntacticMatches, 6 SemanticMatches, 160 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 790 ImplicationChecksByTransitivity, 24.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1729occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 8 MinimizatonAttempts, 1563 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 2841 PreInvPairs, 3852 NumberOfFragments, 1585 HoareAnnotationTreeSize, 2841 FomulaSimplifications, 1495646051 FormulaSimplificationTreeSizeReduction, 18.9s HoareSimplificationTime, 66 FomulaSimplificationsInter, 32975323 FormulaSimplificationTreeSizeReductionInter, 39.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 42.7s InterpolantComputationTime, 950 NumberOfCodeBlocks, 950 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 942 ConstructedInterpolants, 0 QuantifiedInterpolants, 374513 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 2 PerfectInterpolantSequences, 179/192 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...