/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=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:27:05,416 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:27:05,419 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:27:05,468 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:27:05,469 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:27:05,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:27:05,477 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:27:05,482 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:27:05,486 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:27:05,494 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:27:05,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:27:05,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:27:05,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:27:05,500 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:27:05,504 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:27:05,506 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:27:05,507 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:27:05,512 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:27:05,519 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:27:05,524 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:27:05,526 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:27:05,527 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:27:05,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:27:05,530 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:27:05,533 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:27:05,533 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:27:05,533 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:27:05,534 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:27:05,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:27:05,536 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:27:05,536 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:27:05,537 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:27:05,538 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:27:05,539 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:27:05,540 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:27:05,540 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:27:05,541 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:27:05,542 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:27:05,542 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:27:05,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:27:05,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:27:05,564 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 03:27:05,612 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:27:05,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:27:05,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:27:05,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:27:05,614 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:27:05,614 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:27:05,614 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:27:05,615 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:27:05,615 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:27:05,615 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:27:05,615 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:27:05,616 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:27:05,616 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:27:05,616 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:27:05,616 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:27:05,616 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:27:05,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:27:05,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:27:05,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:27:05,617 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:27:05,617 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:27:05,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:27:05,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:27:05,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:27:05,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:27:05,618 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:27:05,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:27:05,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:27:05,619 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:27:05,619 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:27:05,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:27:06,026 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:27:06,030 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:27:06,031 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:27:06,032 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:27:06,034 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product23.cil.c [2020-10-27 03:27:06,105 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/589214af8/32fb8fd0b0894e65b3e3e48e04bb8032/FLAG5bf75c709 [2020-10-27 03:27:06,845 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:27:06,845 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product23.cil.c [2020-10-27 03:27:06,865 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/589214af8/32fb8fd0b0894e65b3e3e48e04bb8032/FLAG5bf75c709 [2020-10-27 03:27:07,097 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/589214af8/32fb8fd0b0894e65b3e3e48e04bb8032 [2020-10-27 03:27:07,100 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:27:07,107 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:27:07,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:27:07,112 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:27:07,115 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:27:07,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:27:07" (1/1) ... [2020-10-27 03:27:07,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5be7beea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:07, skipping insertion in model container [2020-10-27 03:27:07,123 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:27:07" (1/1) ... [2020-10-27 03:27:07,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:27:07,173 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:27:07,534 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:27:07,555 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:27:07,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:27:07,741 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:27:07,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:07 WrapperNode [2020-10-27 03:27:07,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:27:07,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:27:07,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:27:07,743 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:27:07,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:07" (1/1) ... [2020-10-27 03:27:07,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:07" (1/1) ... [2020-10-27 03:27:07,778 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:07" (1/1) ... [2020-10-27 03:27:07,778 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:07" (1/1) ... [2020-10-27 03:27:07,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:07" (1/1) ... [2020-10-27 03:27:07,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:07" (1/1) ... [2020-10-27 03:27:07,864 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:07" (1/1) ... [2020-10-27 03:27:07,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:27:07,872 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:27:07,872 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:27:07,873 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:27:07,874 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:07" (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 03:27:07,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:27:07,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:27:07,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:27:07,949 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:27:07,950 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 03:27:07,950 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 03:27:07,950 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 03:27:07,950 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 03:27:07,950 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 03:27:07,951 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 03:27:07,951 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 03:27:07,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-27 03:27:07,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-27 03:27:07,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:27:07,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:27:07,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:27:07,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:27:07,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:27:07,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:27:07,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:27:07,953 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:27:07,953 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 03:27:07,953 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 03:27:07,953 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-27 03:27:07,954 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 03:27:07,954 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 03:27:07,954 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 03:27:07,954 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 03:27:07,955 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 03:27:07,955 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 03:27:07,955 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 03:27:07,955 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-27 03:27:07,955 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:27:07,956 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:27:07,956 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:27:07,956 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:27:07,956 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 03:27:07,956 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 03:27:07,957 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:27:07,957 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 03:27:07,957 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:27:07,957 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:27:07,957 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:27:07,958 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:27:07,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:27:07,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:27:07,958 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:27:07,958 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 03:27:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 03:27:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 03:27:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 03:27:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 03:27:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 03:27:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 03:27:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:27:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 03:27:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-27 03:27:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-27 03:27:07,961 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:27:07,961 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:27:07,961 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:27:07,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:27:07,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:27:07,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:27:07,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:27:07,962 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:27:07,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:27:07,962 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:27:07,963 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:27:07,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:27:07,963 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:27:07,963 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:27:07,963 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:27:07,964 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-27 03:27:07,964 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 03:27:07,964 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 03:27:07,964 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:27:07,964 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 03:27:07,965 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 03:27:07,965 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 03:27:07,965 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 03:27:07,965 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 03:27:07,965 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 03:27:07,966 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-27 03:27:07,966 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 03:27:07,966 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:27:07,966 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:27:07,966 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:27:07,967 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:27:07,967 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 03:27:07,967 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:27:07,967 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 03:27:07,967 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:27:07,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:27:07,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:27:07,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:27:09,368 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:27:09,369 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 03:27:09,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:27:09 BoogieIcfgContainer [2020-10-27 03:27:09,371 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:27:09,373 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:27:09,373 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:27:09,377 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:27:09,377 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:27:07" (1/3) ... [2020-10-27 03:27:09,378 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3492cf2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:27:09, skipping insertion in model container [2020-10-27 03:27:09,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:07" (2/3) ... [2020-10-27 03:27:09,379 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3492cf2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:27:09, skipping insertion in model container [2020-10-27 03:27:09,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:27:09" (3/3) ... [2020-10-27 03:27:09,381 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product23.cil.c [2020-10-27 03:27:09,393 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:27:09,405 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:27:09,419 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:27:09,447 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:27:09,448 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:27:09,448 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:27:09,448 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:27:09,448 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:27:09,448 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:27:09,449 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:27:09,449 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:27:09,476 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states. [2020-10-27 03:27:09,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-27 03:27:09,487 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:27:09,488 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:27:09,489 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 03:27:09,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:27:09,496 INFO L82 PathProgramCache]: Analyzing trace with hash 1498946511, now seen corresponding path program 1 times [2020-10-27 03:27:09,506 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:27:09,506 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1927635093] [2020-10-27 03:27:09,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:27:09,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:10,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:10,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:10,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:12,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:12,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:14,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:14,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 03:27:14,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:27:14,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-27 03:27:14,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:14,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:27:14,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:27:14,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-27 03:27:14,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-27 03:27:15,628 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:27:15,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:27:15,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:15,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:15,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:15,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:15,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:15,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-27 03:27:15,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:15,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:15,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:15,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:27:15,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:15,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:27:15,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:15,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:15,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:15,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:27:15,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:15,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:27:15,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:15,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:15,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:15,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:27:15,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:27:15,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:27:15,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:15,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:15,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:15,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:27:15,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:15,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 03:27:15,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:15,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:15,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:15,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:27:15,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:15,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:27:15,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:15,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:15,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:15,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:15,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:15,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:27:15,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:15,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:15,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:15,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:27:15,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:15,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:27:15,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:15,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:15,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:15,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:27:15,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:15,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:27:15,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:15,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:15,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:15,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:27:15,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:15,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:27:15,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:15,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:15,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:15,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:15,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:15,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:27:15,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:15,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:15,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:15,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:27:15,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:15,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 03:27:15,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:15,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:15,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:15,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:15,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:15,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:27:15,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:15,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:27:15,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:27:15,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:27:15,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 03:27:15,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 03:27:15,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:15,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:15,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:15,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:15,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:15,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:27:15,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:15,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:27:15,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:27:15,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:27:15,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:15,931 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 03:27:15,931 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1927635093] [2020-10-27 03:27:15,934 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:27:15,934 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-27 03:27:15,936 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45442311] [2020-10-27 03:27:15,942 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 03:27:15,942 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:27:15,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 03:27:15,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 03:27:15,960 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 5 states. [2020-10-27 03:27:16,849 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:27:19,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:27:19,482 INFO L93 Difference]: Finished difference Result 423 states and 565 transitions. [2020-10-27 03:27:19,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-27 03:27:19,484 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-10-27 03:27:19,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:27:19,501 INFO L225 Difference]: With dead ends: 423 [2020-10-27 03:27:19,501 INFO L226 Difference]: Without dead ends: 279 [2020-10-27 03:27:19,507 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-27 03:27:19,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2020-10-27 03:27:19,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 227. [2020-10-27 03:27:19,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-10-27 03:27:19,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 278 transitions. [2020-10-27 03:27:19,667 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 278 transitions. Word has length 52 [2020-10-27 03:27:19,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:27:19,668 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 278 transitions. [2020-10-27 03:27:19,668 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 03:27:19,668 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 278 transitions. [2020-10-27 03:27:19,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-10-27 03:27:19,673 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:27:19,673 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:27:19,674 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:27:19,674 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 03:27:19,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:27:19,675 INFO L82 PathProgramCache]: Analyzing trace with hash -487002209, now seen corresponding path program 1 times [2020-10-27 03:27:19,675 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:27:19,675 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1370594695] [2020-10-27 03:27:19,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:27:19,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:19,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:19,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:21,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:21,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:21,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:21,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:23,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:24,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:24,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 106 [2020-10-27 03:27:24,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 03:27:24,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 03:27:24,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:24,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 03:27:24,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:27:24,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 85 [2020-10-27 03:27:24,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:27:25,093 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:27:25,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:27:25,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:25,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:25,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:25,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:25,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:25,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-10-27 03:27:25,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:25,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:25,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:25,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:27:25,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:25,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:27:25,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:25,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:25,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:25,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:27:25,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:25,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:27:25,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:25,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:25,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:25,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:27:25,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:25,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:27:25,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:25,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:25,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:25,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:27:25,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:25,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:27:25,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:25,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:25,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:25,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:27:25,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:25,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:27:25,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:25,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:25,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:25,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:25,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:25,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:27:25,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:25,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:25,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:25,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:27:25,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:25,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:27:25,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:25,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:25,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:25,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:27:25,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:25,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:27:25,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:25,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:25,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:25,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:27:25,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:25,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:27:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:25,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:25,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:25,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:25,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:25,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:27:25,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:25,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:25,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:25,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:27:25,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:25,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-27 03:27:25,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:25,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:25,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:25,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-27 03:27:25,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:25,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:27:25,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:25,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:25,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:25,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 03:27:25,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:25,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:27:25,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:25,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:25,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:25,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:27:25,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:25,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:27:25,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:25,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:27:25,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:25,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:27:25,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:25,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:27:25,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:25,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:25,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:25,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:27:25,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:25,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:27:25,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:25,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:27:25,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:25,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:27:25,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:25,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 03:27:25,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:25,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:25,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:25,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:25,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:25,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:27:25,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:25,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:27:25,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:25,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:27:25,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:25,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 03:27:25,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:25,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:25,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:25,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:25,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:25,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:27:25,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:25,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:27:25,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:27:25,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:27:25,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:25,372 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 03:27:25,373 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1370594695] [2020-10-27 03:27:25,373 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:27:25,373 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 03:27:25,373 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414166164] [2020-10-27 03:27:25,375 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 03:27:25,375 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:27:25,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 03:27:25,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 03:27:25,376 INFO L87 Difference]: Start difference. First operand 227 states and 278 transitions. Second operand 9 states. [2020-10-27 03:27:25,808 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:27:26,902 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:27:27,741 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:27:28,066 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:27:28,419 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 03:27:29,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:27:29,546 INFO L93 Difference]: Finished difference Result 784 states and 1090 transitions. [2020-10-27 03:27:29,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-27 03:27:29,547 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 66 [2020-10-27 03:27:29,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:27:29,556 INFO L225 Difference]: With dead ends: 784 [2020-10-27 03:27:29,556 INFO L226 Difference]: Without dead ends: 552 [2020-10-27 03:27:29,561 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-10-27 03:27:29,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 552 states. [2020-10-27 03:27:29,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 552 to 390. [2020-10-27 03:27:29,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 390 states. [2020-10-27 03:27:29,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 481 transitions. [2020-10-27 03:27:29,755 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 481 transitions. Word has length 66 [2020-10-27 03:27:29,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:27:29,755 INFO L481 AbstractCegarLoop]: Abstraction has 390 states and 481 transitions. [2020-10-27 03:27:29,756 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 03:27:29,756 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 481 transitions. [2020-10-27 03:27:29,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-10-27 03:27:29,760 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:27:29,761 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:27:29,761 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:27:29,761 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 03:27:29,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:27:29,762 INFO L82 PathProgramCache]: Analyzing trace with hash -1526730397, now seen corresponding path program 1 times [2020-10-27 03:27:29,762 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:27:29,762 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1635337081] [2020-10-27 03:27:29,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:27:29,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:29,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:30,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:30,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:30,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:34,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:34,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-27 03:27:34,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:27:34,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-27 03:27:34,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:34,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 03:27:34,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:27:34,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-10-27 03:27:34,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:35,150 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:27:35,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:27:35,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:35,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:35,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:35,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:35,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:35,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-27 03:27:35,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:35,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:35,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:35,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:27:35,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:35,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:27:35,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:35,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:35,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:35,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:27:35,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:35,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:27:35,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:35,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:35,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:35,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:27:35,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:35,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:27:35,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:35,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:35,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:35,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:27:35,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:35,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:27:35,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:35,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:35,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:35,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:27:35,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:35,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:27:35,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:35,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:35,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:35,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:35,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:35,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:27:35,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:35,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:35,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:35,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:27:35,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:35,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:27:35,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:35,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:35,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:35,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:27:35,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:35,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:27:35,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:35,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:35,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:35,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:27:35,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:35,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:27:35,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:35,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:35,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:35,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:35,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:35,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:27:35,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:35,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:35,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:35,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:27:35,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:35,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 03:27:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:35,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:35,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:35,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:35,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:35,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:27:35,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:35,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:35,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:35,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:27:35,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:35,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 03:27:35,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:35,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:35,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:35,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:35,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:27:35,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:27:35,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:27:35,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:35,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:27:35,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:27:35,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 03:27:35,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:35,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 03:27:35,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:35,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:35,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:35,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:35,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:35,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:27:35,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:35,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:27:35,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:35,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:27:35,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:35,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-27 03:27:35,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:27:35,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:27:35,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:27:35,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:27:35,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:27:35,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:27:35,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:27:35,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:27:35,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:27:35,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:27:35,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:27:35,457 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 03:27:35,458 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1635337081] [2020-10-27 03:27:35,458 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:27:35,458 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-27 03:27:35,458 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568323616] [2020-10-27 03:27:35,459 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 03:27:35,459 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:27:35,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 03:27:35,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-27 03:27:35,460 INFO L87 Difference]: Start difference. First operand 390 states and 481 transitions. Second operand 11 states. [2020-10-27 03:27:35,979 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:27:37,141 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:27:37,448 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:27:37,746 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 03:27:38,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:27:38,342 INFO L93 Difference]: Finished difference Result 680 states and 898 transitions. [2020-10-27 03:27:38,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-27 03:27:38,347 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 67 [2020-10-27 03:27:38,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:27:38,348 INFO L225 Difference]: With dead ends: 680 [2020-10-27 03:27:38,348 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 03:27:38,354 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=154, Invalid=352, Unknown=0, NotChecked=0, Total=506 [2020-10-27 03:27:38,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 03:27:38,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 03:27:38,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 03:27:38,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 03:27:38,355 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2020-10-27 03:27:38,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:27:38,355 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 03:27:38,355 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 03:27:38,356 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 03:27:38,356 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 03:27:38,356 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 03:27:38,359 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 03:27:43,187 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 7 [2020-10-27 03:27:43,381 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-27 03:27:43,594 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-27 03:27:43,940 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 7 [2020-10-27 03:27:44,206 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-27 03:27:44,460 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:27:44,996 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 19 [2020-10-27 03:27:45,394 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 19 [2020-10-27 03:27:45,591 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-27 03:27:45,984 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 8 [2020-10-27 03:27:46,357 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 8 [2020-10-27 03:27:46,557 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-27 03:27:46,780 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-27 03:27:46,987 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-27 03:27:47,333 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 7 [2020-10-27 03:27:47,527 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2020-10-27 03:27:47,912 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 18 [2020-10-27 03:27:48,106 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-27 03:27:48,488 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 13 [2020-10-27 03:27:48,859 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 7 [2020-10-27 03:27:49,219 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 8 [2020-10-27 03:27:49,744 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 19 [2020-10-27 03:27:49,933 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-27 03:27:50,348 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 20 [2020-10-27 03:27:50,546 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-27 03:27:50,737 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-27 03:27:51,259 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 19 [2020-10-27 03:27:51,640 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 11 [2020-10-27 03:27:51,991 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 8 [2020-10-27 03:27:51,995 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 03:27:51,996 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 03:27:51,996 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 03:27:51,996 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 03:27:51,996 INFO L274 CegarLoopResult]: For program point L257(line 257) no Hoare annotation was computed. [2020-10-27 03:27:51,996 INFO L274 CegarLoopResult]: For program point L256-2(lines 256 277) no Hoare annotation was computed. [2020-10-27 03:27:51,997 INFO L274 CegarLoopResult]: For program point L278(lines 255 279) no Hoare annotation was computed. [2020-10-27 03:27:51,997 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 231 286) no Hoare annotation was computed. [2020-10-27 03:27:51,997 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 231 286) no Hoare annotation was computed. [2020-10-27 03:27:51,997 INFO L274 CegarLoopResult]: For program point L262(lines 262 266) no Hoare annotation was computed. [2020-10-27 03:27:51,997 INFO L274 CegarLoopResult]: For program point L262-1(lines 262 266) no Hoare annotation was computed. [2020-10-27 03:27:51,997 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 231 286) no Hoare annotation was computed. [2020-10-27 03:27:51,997 INFO L274 CegarLoopResult]: For program point L319(lines 319 323) no Hoare annotation was computed. [2020-10-27 03:27:51,997 INFO L274 CegarLoopResult]: For program point L319-1(lines 319 323) no Hoare annotation was computed. [2020-10-27 03:27:51,997 INFO L274 CegarLoopResult]: For program point L314(line 314) no Hoare annotation was computed. [2020-10-27 03:27:51,997 INFO L274 CegarLoopResult]: For program point L313-2(lines 313 338) no Hoare annotation was computed. [2020-10-27 03:27:51,997 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 287 346) no Hoare annotation was computed. [2020-10-27 03:27:51,998 INFO L274 CegarLoopResult]: For program point L339(lines 312 340) no Hoare annotation was computed. [2020-10-27 03:27:51,998 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 287 346) no Hoare annotation was computed. [2020-10-27 03:27:51,998 INFO L274 CegarLoopResult]: For program point L332(line 332) no Hoare annotation was computed. [2020-10-27 03:27:51,998 INFO L274 CegarLoopResult]: For program point L332-1(line 332) no Hoare annotation was computed. [2020-10-27 03:27:51,998 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 287 346) no Hoare annotation was computed. [2020-10-27 03:27:51,998 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 841 847) the Hoare annotation is: true [2020-10-27 03:27:51,998 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 841 847) no Hoare annotation was computed. [2020-10-27 03:27:51,998 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 848 856) no Hoare annotation was computed. [2020-10-27 03:27:51,998 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 848 856) the Hoare annotation is: true [2020-10-27 03:27:51,999 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 848 856) no Hoare annotation was computed. [2020-10-27 03:27:51,999 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 931 953) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:27:51,999 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 931 953) no Hoare annotation was computed. [2020-10-27 03:27:51,999 INFO L270 CegarLoopResult]: At program point L943(line 943) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:27:51,999 INFO L270 CegarLoopResult]: At program point L943-1(line 943) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:27:51,999 INFO L274 CegarLoopResult]: For program point L941(lines 941 948) no Hoare annotation was computed. [2020-10-27 03:27:52,000 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 931 953) no Hoare annotation was computed. [2020-10-27 03:27:52,000 INFO L274 CegarLoopResult]: For program point L941-1(lines 941 948) no Hoare annotation was computed. [2020-10-27 03:27:52,000 INFO L274 CegarLoopResult]: For program point L939(line 939) no Hoare annotation was computed. [2020-10-27 03:27:52,000 INFO L270 CegarLoopResult]: At program point L938(line 938) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:27:52,000 INFO L270 CegarLoopResult]: At program point L937(line 937) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:27:52,000 INFO L270 CegarLoopResult]: At program point L937-1(line 937) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:27:52,001 INFO L274 CegarLoopResult]: For program point L897(line 897) no Hoare annotation was computed. [2020-10-27 03:27:52,001 INFO L274 CegarLoopResult]: For program point L896(line 896) no Hoare annotation was computed. [2020-10-27 03:27:52,001 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 889 912) no Hoare annotation was computed. [2020-10-27 03:27:52,001 INFO L274 CegarLoopResult]: For program point L895(line 895) no Hoare annotation was computed. [2020-10-27 03:27:52,001 INFO L274 CegarLoopResult]: For program point L894(line 894) no Hoare annotation was computed. [2020-10-27 03:27:52,001 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 889 912) no Hoare annotation was computed. [2020-10-27 03:27:52,001 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 889 912) no Hoare annotation was computed. [2020-10-27 03:27:52,001 INFO L274 CegarLoopResult]: For program point L907(line 907) no Hoare annotation was computed. [2020-10-27 03:27:52,001 INFO L274 CegarLoopResult]: For program point L906(line 906) no Hoare annotation was computed. [2020-10-27 03:27:52,002 INFO L274 CegarLoopResult]: For program point L905(line 905) no Hoare annotation was computed. [2020-10-27 03:27:52,002 INFO L274 CegarLoopResult]: For program point L904(line 904) no Hoare annotation was computed. [2020-10-27 03:27:52,002 INFO L274 CegarLoopResult]: For program point L903(line 903) no Hoare annotation was computed. [2020-10-27 03:27:52,002 INFO L274 CegarLoopResult]: For program point L902(line 902) no Hoare annotation was computed. [2020-10-27 03:27:52,002 INFO L274 CegarLoopResult]: For program point L901(line 901) no Hoare annotation was computed. [2020-10-27 03:27:52,002 INFO L274 CegarLoopResult]: For program point L900(line 900) no Hoare annotation was computed. [2020-10-27 03:27:52,002 INFO L274 CegarLoopResult]: For program point L899(line 899) no Hoare annotation was computed. [2020-10-27 03:27:52,002 INFO L274 CegarLoopResult]: For program point L898(line 898) no Hoare annotation was computed. [2020-10-27 03:27:52,002 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 804 818) no Hoare annotation was computed. [2020-10-27 03:27:52,002 INFO L270 CegarLoopResult]: At program point L810(line 810) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:27:52,003 INFO L274 CegarLoopResult]: For program point L808(lines 808 814) no Hoare annotation was computed. [2020-10-27 03:27:52,003 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 804 818) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:27:52,003 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 804 818) no Hoare annotation was computed. [2020-10-27 03:27:52,003 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 740 748) no Hoare annotation was computed. [2020-10-27 03:27:52,003 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 740 748) the Hoare annotation is: true [2020-10-27 03:27:52,003 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 740 748) no Hoare annotation was computed. [2020-10-27 03:27:52,003 INFO L274 CegarLoopResult]: For program point L794(lines 794 798) no Hoare annotation was computed. [2020-10-27 03:27:52,003 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 785 803) the Hoare annotation is: true [2020-10-27 03:27:52,003 INFO L277 CegarLoopResult]: At program point L792(line 792) the Hoare annotation is: true [2020-10-27 03:27:52,003 INFO L274 CegarLoopResult]: For program point L794-2(lines 794 798) no Hoare annotation was computed. [2020-10-27 03:27:52,004 INFO L274 CegarLoopResult]: For program point L792-1(line 792) no Hoare annotation was computed. [2020-10-27 03:27:52,004 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 785 803) no Hoare annotation was computed. [2020-10-27 03:27:52,004 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 785 803) no Hoare annotation was computed. [2020-10-27 03:27:52,004 INFO L274 CegarLoopResult]: For program point L768(lines 768 776) no Hoare annotation was computed. [2020-10-27 03:27:52,004 INFO L274 CegarLoopResult]: For program point L768-2(lines 768 776) no Hoare annotation was computed. [2020-10-27 03:27:52,004 INFO L274 CegarLoopResult]: For program point L756(lines 756 764) no Hoare annotation was computed. [2020-10-27 03:27:52,004 INFO L274 CegarLoopResult]: For program point L756-2(lines 756 764) no Hoare annotation was computed. [2020-10-27 03:27:52,004 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 749 784) no Hoare annotation was computed. [2020-10-27 03:27:52,004 INFO L274 CegarLoopResult]: For program point L779(line 779) no Hoare annotation was computed. [2020-10-27 03:27:52,004 INFO L274 CegarLoopResult]: For program point L779-1(line 779) no Hoare annotation was computed. [2020-10-27 03:27:52,005 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 749 784) no Hoare annotation was computed. [2020-10-27 03:27:52,005 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 749 784) no Hoare annotation was computed. [2020-10-27 03:27:52,005 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 834 840) no Hoare annotation was computed. [2020-10-27 03:27:52,005 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 834 840) the Hoare annotation is: true [2020-10-27 03:27:52,005 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 185 230) no Hoare annotation was computed. [2020-10-27 03:27:52,005 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 185 230) no Hoare annotation was computed. [2020-10-27 03:27:52,005 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 185 230) no Hoare annotation was computed. [2020-10-27 03:27:52,005 INFO L274 CegarLoopResult]: For program point L512(lines 512 532) no Hoare annotation was computed. [2020-10-27 03:27:52,005 INFO L274 CegarLoopResult]: For program point L512-1(lines 512 532) no Hoare annotation was computed. [2020-10-27 03:27:52,005 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 498 543) no Hoare annotation was computed. [2020-10-27 03:27:52,006 INFO L274 CegarLoopResult]: For program point L529(lines 529 530) no Hoare annotation was computed. [2020-10-27 03:27:52,006 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 522 523) no Hoare annotation was computed. [2020-10-27 03:27:52,006 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 529 530) no Hoare annotation was computed. [2020-10-27 03:27:52,006 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 498 543) no Hoare annotation was computed. [2020-10-27 03:27:52,006 INFO L274 CegarLoopResult]: For program point L522(lines 522 523) no Hoare annotation was computed. [2020-10-27 03:27:52,006 INFO L274 CegarLoopResult]: For program point L518(lines 518 525) no Hoare annotation was computed. [2020-10-27 03:27:52,007 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 498 543) no Hoare annotation was computed. [2020-10-27 03:27:52,007 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 920 930) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:27:52,007 INFO L270 CegarLoopResult]: At program point L925(line 925) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:27:52,007 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 920 930) no Hoare annotation was computed. [2020-10-27 03:27:52,008 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 920 930) no Hoare annotation was computed. [2020-10-27 03:27:52,008 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 729 739) the Hoare annotation is: true [2020-10-27 03:27:52,008 INFO L277 CegarLoopResult]: At program point L734(line 734) the Hoare annotation is: true [2020-10-27 03:27:52,008 INFO L274 CegarLoopResult]: For program point L734-1(line 734) no Hoare annotation was computed. [2020-10-27 03:27:52,008 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 729 739) no Hoare annotation was computed. [2020-10-27 03:27:52,008 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 729 739) no Hoare annotation was computed. [2020-10-27 03:27:52,008 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 721 728) the Hoare annotation is: true [2020-10-27 03:27:52,008 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 721 728) no Hoare annotation was computed. [2020-10-27 03:27:52,008 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 721 728) no Hoare annotation was computed. [2020-10-27 03:27:52,008 INFO L270 CegarLoopResult]: At program point L702(line 702) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:27:52,009 INFO L270 CegarLoopResult]: At program point L698(line 698) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:27:52,009 INFO L274 CegarLoopResult]: For program point L696(lines 696 704) no Hoare annotation was computed. [2020-10-27 03:27:52,009 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 688 712) no Hoare annotation was computed. [2020-10-27 03:27:52,009 INFO L270 CegarLoopResult]: At program point L694(line 694) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:27:52,009 INFO L274 CegarLoopResult]: For program point L694-1(line 694) no Hoare annotation was computed. [2020-10-27 03:27:52,009 INFO L274 CegarLoopResult]: For program point L692(lines 692 709) no Hoare annotation was computed. [2020-10-27 03:27:52,009 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 688 712) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:27:52,009 INFO L270 CegarLoopResult]: At program point L707(line 707) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:27:52,009 INFO L274 CegarLoopResult]: For program point L707-1(lines 688 712) no Hoare annotation was computed. [2020-10-27 03:27:52,009 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 654 660) no Hoare annotation was computed. [2020-10-27 03:27:52,010 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 654 660) the Hoare annotation is: true [2020-10-27 03:27:52,010 INFO L270 CegarLoopResult]: At program point testENTRY(lines 557 622) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:27:52,010 INFO L270 CegarLoopResult]: At program point L605(line 605) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:27:52,010 INFO L274 CegarLoopResult]: For program point L603(lines 603 609) no Hoare annotation was computed. [2020-10-27 03:27:52,010 INFO L270 CegarLoopResult]: At program point L603-1(lines 597 610) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:27:52,010 INFO L274 CegarLoopResult]: For program point L568(lines 567 614) no Hoare annotation was computed. [2020-10-27 03:27:52,010 INFO L274 CegarLoopResult]: For program point testFINAL(lines 557 622) no Hoare annotation was computed. [2020-10-27 03:27:52,011 INFO L274 CegarLoopResult]: For program point L597(lines 597 610) no Hoare annotation was computed. [2020-10-27 03:27:52,011 INFO L270 CegarLoopResult]: At program point L589(line 589) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:27:52,011 INFO L274 CegarLoopResult]: For program point L587(lines 587 593) no Hoare annotation was computed. [2020-10-27 03:27:52,011 INFO L274 CegarLoopResult]: For program point L587-1(lines 587 593) no Hoare annotation was computed. [2020-10-27 03:27:52,011 INFO L270 CegarLoopResult]: At program point L612(lines 567 614) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:27:52,011 INFO L270 CegarLoopResult]: At program point L579(line 579) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:27:52,011 INFO L274 CegarLoopResult]: For program point L577(lines 577 583) no Hoare annotation was computed. [2020-10-27 03:27:52,011 INFO L274 CegarLoopResult]: For program point L577-1(lines 577 583) no Hoare annotation was computed. [2020-10-27 03:27:52,011 INFO L274 CegarLoopResult]: For program point L569(lines 569 573) no Hoare annotation was computed. [2020-10-27 03:27:52,012 INFO L270 CegarLoopResult]: At program point L615(lines 566 616) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:27:52,012 INFO L274 CegarLoopResult]: For program point testEXIT(lines 557 622) no Hoare annotation was computed. [2020-10-27 03:27:52,012 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 476 477) no Hoare annotation was computed. [2020-10-27 03:27:52,012 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 483 484) no Hoare annotation was computed. [2020-10-27 03:27:52,012 INFO L274 CegarLoopResult]: For program point L476(lines 476 477) no Hoare annotation was computed. [2020-10-27 03:27:52,012 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 452 497) no Hoare annotation was computed. [2020-10-27 03:27:52,012 INFO L274 CegarLoopResult]: For program point L472(lines 472 479) no Hoare annotation was computed. [2020-10-27 03:27:52,012 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 452 497) no Hoare annotation was computed. [2020-10-27 03:27:52,012 INFO L274 CegarLoopResult]: For program point L466(lines 466 486) no Hoare annotation was computed. [2020-10-27 03:27:52,013 INFO L274 CegarLoopResult]: For program point L466-1(lines 466 486) no Hoare annotation was computed. [2020-10-27 03:27:52,013 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 452 497) no Hoare annotation was computed. [2020-10-27 03:27:52,013 INFO L274 CegarLoopResult]: For program point L483(lines 483 484) no Hoare annotation was computed. [2020-10-27 03:27:52,013 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 128 136) no Hoare annotation was computed. [2020-10-27 03:27:52,013 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 128 136) the Hoare annotation is: true [2020-10-27 03:27:52,013 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 128 136) no Hoare annotation was computed. [2020-10-27 03:27:52,013 INFO L274 CegarLoopResult]: For program point L161(lines 161 171) no Hoare annotation was computed. [2020-10-27 03:27:52,013 INFO L270 CegarLoopResult]: At program point L159(line 159) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-10-27 03:27:52,013 INFO L274 CegarLoopResult]: For program point L159-1(line 159) no Hoare annotation was computed. [2020-10-27 03:27:52,013 INFO L274 CegarLoopResult]: For program point L157(lines 157 174) no Hoare annotation was computed. [2020-10-27 03:27:52,013 INFO L274 CegarLoopResult]: For program point L157-1(lines 149 177) no Hoare annotation was computed. [2020-10-27 03:27:52,014 INFO L270 CegarLoopResult]: At program point L155(line 155) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-27 03:27:52,014 INFO L274 CegarLoopResult]: For program point L155-1(line 155) no Hoare annotation was computed. [2020-10-27 03:27:52,014 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 149 177) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-27 03:27:52,014 INFO L270 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-27 03:27:52,014 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 149 177) no Hoare annotation was computed. [2020-10-27 03:27:52,014 INFO L274 CegarLoopResult]: For program point L162(lines 162 168) no Hoare annotation was computed. [2020-10-27 03:27:52,014 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 96 118) no Hoare annotation was computed. [2020-10-27 03:27:52,014 INFO L274 CegarLoopResult]: For program point L104(lines 104 112) no Hoare annotation was computed. [2020-10-27 03:27:52,014 INFO L274 CegarLoopResult]: For program point L104-2(lines 104 112) no Hoare annotation was computed. [2020-10-27 03:27:52,014 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 96 118) no Hoare annotation was computed. [2020-10-27 03:27:52,015 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 96 118) no Hoare annotation was computed. [2020-10-27 03:27:52,015 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 141 148) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-27 03:27:52,015 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 141 148) no Hoare annotation was computed. [2020-10-27 03:27:52,015 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 141 148) no Hoare annotation was computed. [2020-10-27 03:27:52,015 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 349 451) no Hoare annotation was computed. [2020-10-27 03:27:52,015 INFO L274 CegarLoopResult]: For program point L378(lines 378 394) no Hoare annotation was computed. [2020-10-27 03:27:52,015 INFO L274 CegarLoopResult]: For program point L438(lines 438 445) no Hoare annotation was computed. [2020-10-27 03:27:52,015 INFO L274 CegarLoopResult]: For program point L399(lines 398 418) no Hoare annotation was computed. [2020-10-27 03:27:52,015 INFO L274 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-10-27 03:27:52,015 INFO L274 CegarLoopResult]: For program point L430-1(line 430) no Hoare annotation was computed. [2020-10-27 03:27:52,015 INFO L274 CegarLoopResult]: For program point L395(lines 395 436) no Hoare annotation was computed. [2020-10-27 03:27:52,016 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 349 451) no Hoare annotation was computed. [2020-10-27 03:27:52,016 INFO L274 CegarLoopResult]: For program point L414(line 414) no Hoare annotation was computed. [2020-10-27 03:27:52,016 INFO L274 CegarLoopResult]: For program point L414-1(line 414) no Hoare annotation was computed. [2020-10-27 03:27:52,016 INFO L274 CegarLoopResult]: For program point L373(lines 373 377) no Hoare annotation was computed. [2020-10-27 03:27:52,016 INFO L274 CegarLoopResult]: For program point L437(lines 437 448) no Hoare annotation was computed. [2020-10-27 03:27:52,016 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 349 451) no Hoare annotation was computed. [2020-10-27 03:27:52,016 INFO L274 CegarLoopResult]: For program point L400(lines 400 404) no Hoare annotation was computed. [2020-10-27 03:27:52,016 INFO L274 CegarLoopResult]: For program point L398-2(lines 398 418) no Hoare annotation was computed. [2020-10-27 03:27:52,016 INFO L274 CegarLoopResult]: For program point L419(lines 397 420) no Hoare annotation was computed. [2020-10-27 03:27:52,016 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 824 833) no Hoare annotation was computed. [2020-10-27 03:27:52,017 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 824 833) no Hoare annotation was computed. [2020-10-27 03:27:52,017 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 824 833) no Hoare annotation was computed. [2020-10-27 03:27:52,017 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:27:52,017 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string48.base| |old(#t~string48.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~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.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~string49.offset| |old(#t~string49.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 03:27:52,017 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:27:52,017 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 713 720) no Hoare annotation was computed. [2020-10-27 03:27:52,018 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 713 720) no Hoare annotation was computed. [2020-10-27 03:27:52,018 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 713 720) no Hoare annotation was computed. [2020-10-27 03:27:52,018 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 119 127) no Hoare annotation was computed. [2020-10-27 03:27:52,018 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 119 127) no Hoare annotation was computed. [2020-10-27 03:27:52,018 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 119 127) no Hoare annotation was computed. [2020-10-27 03:27:52,018 INFO L274 CegarLoopResult]: For program point L79-1(lines 75 86) no Hoare annotation was computed. [2020-10-27 03:27:52,018 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 75 86) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-27 03:27:52,018 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 75 86) no Hoare annotation was computed. [2020-10-27 03:27:52,018 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:27:52,019 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 03:27:52,019 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:27:52,019 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 87 95) the Hoare annotation is: true [2020-10-27 03:27:52,019 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 87 95) no Hoare annotation was computed. [2020-10-27 03:27:52,019 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 87 95) no Hoare annotation was computed. [2020-10-27 03:27:52,019 INFO L270 CegarLoopResult]: At program point L641(lines 641 647) the Hoare annotation is: (let ((.cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:27:52,019 INFO L270 CegarLoopResult]: At program point L636(line 636) the Hoare annotation is: (and (or (not (= ~methaneLevelCritical~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:27:52,019 INFO L274 CegarLoopResult]: For program point L634(lines 633 652) no Hoare annotation was computed. [2020-10-27 03:27:52,020 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 630 653) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:27:52,020 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 630 653) no Hoare annotation was computed. [2020-10-27 03:27:52,020 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 630 653) no Hoare annotation was computed. [2020-10-27 03:27:52,020 INFO L270 CegarLoopResult]: At program point L643(line 643) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0))) (or (not (= ~methaneLevelCritical~0 0)) (and .cse0 .cse1)))) [2020-10-27 03:27:52,020 INFO L270 CegarLoopResult]: At program point L865(line 865) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:27:52,020 INFO L274 CegarLoopResult]: For program point L865-1(line 865) no Hoare annotation was computed. [2020-10-27 03:27:52,020 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 859 888) no Hoare annotation was computed. [2020-10-27 03:27:52,021 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 859 888) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:27:52,021 INFO L277 CegarLoopResult]: At program point L884(lines 859 888) the Hoare annotation is: true [2020-10-27 03:27:52,021 INFO L274 CegarLoopResult]: For program point L880(line 880) no Hoare annotation was computed. [2020-10-27 03:27:52,021 INFO L274 CegarLoopResult]: For program point L873(lines 873 877) no Hoare annotation was computed. [2020-10-27 03:27:52,021 INFO L270 CegarLoopResult]: At program point L873-1(lines 873 877) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:27:52,021 INFO L274 CegarLoopResult]: For program point L870(line 870) no Hoare annotation was computed. [2020-10-27 03:27:52,021 INFO L270 CegarLoopResult]: At program point L869-2(lines 869 883) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:27:52,021 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 51 62) the Hoare annotation is: true [2020-10-27 03:27:52,021 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 51 62) no Hoare annotation was computed. [2020-10-27 03:27:52,022 INFO L274 CegarLoopResult]: For program point L55-1(lines 51 62) no Hoare annotation was computed. [2020-10-27 03:27:52,022 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 913 919) no Hoare annotation was computed. [2020-10-27 03:27:52,022 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 913 919) the Hoare annotation is: true [2020-10-27 03:27:52,022 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:27:52,022 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-27 03:27:52,022 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 03:27:52,022 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:27:52,022 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 63 74) no Hoare annotation was computed. [2020-10-27 03:27:52,022 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 63 74) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-27 03:27:52,023 INFO L274 CegarLoopResult]: For program point L67-1(lines 63 74) no Hoare annotation was computed. [2020-10-27 03:27:52,023 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 545 552) no Hoare annotation was computed. [2020-10-27 03:27:52,023 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 545 552) the Hoare annotation is: true [2020-10-27 03:27:52,023 INFO L274 CegarLoopResult]: For program point L549(line 549) no Hoare annotation was computed. [2020-10-27 03:27:52,023 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 545 552) no Hoare annotation was computed. [2020-10-27 03:27:52,023 INFO L270 CegarLoopResult]: At program point L672(line 672) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:27:52,023 INFO L274 CegarLoopResult]: For program point L670(lines 670 678) no Hoare annotation was computed. [2020-10-27 03:27:52,023 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 662 686) no Hoare annotation was computed. [2020-10-27 03:27:52,023 INFO L270 CegarLoopResult]: At program point L668(line 668) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:27:52,023 INFO L274 CegarLoopResult]: For program point L668-1(line 668) no Hoare annotation was computed. [2020-10-27 03:27:52,023 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 662 686) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:27:52,024 INFO L274 CegarLoopResult]: For program point L666(lines 666 683) no Hoare annotation was computed. [2020-10-27 03:27:52,024 INFO L270 CegarLoopResult]: At program point L681(line 681) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:27:52,024 INFO L274 CegarLoopResult]: For program point L681-1(lines 662 686) no Hoare annotation was computed. [2020-10-27 03:27:52,024 INFO L270 CegarLoopResult]: At program point L676(line 676) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:27:52,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 03:27:52 BoogieIcfgContainer [2020-10-27 03:27:52,057 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 03:27:52,059 INFO L168 Benchmark]: Toolchain (without parser) took 44956.91 ms. Allocated memory was 151.0 MB in the beginning and 659.6 MB in the end (delta: 508.6 MB). Free memory was 124.9 MB in the beginning and 461.1 MB in the end (delta: -336.2 MB). Peak memory consumption was 400.7 MB. Max. memory is 8.0 GB. [2020-10-27 03:27:52,060 INFO L168 Benchmark]: CDTParser took 1.56 ms. Allocated memory is still 151.0 MB. Free memory is still 125.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 03:27:52,061 INFO L168 Benchmark]: CACSL2BoogieTranslator took 630.63 ms. Allocated memory is still 151.0 MB. Free memory was 124.2 MB in the beginning and 102.8 MB in the end (delta: 21.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-27 03:27:52,061 INFO L168 Benchmark]: Boogie Preprocessor took 128.86 ms. Allocated memory is still 151.0 MB. Free memory was 102.8 MB in the beginning and 98.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 03:27:52,062 INFO L168 Benchmark]: RCFGBuilder took 1499.22 ms. Allocated memory is still 151.0 MB. Free memory was 98.7 MB in the beginning and 76.0 MB in the end (delta: 22.7 MB). Peak memory consumption was 38.6 MB. Max. memory is 8.0 GB. [2020-10-27 03:27:52,063 INFO L168 Benchmark]: TraceAbstraction took 42684.08 ms. Allocated memory was 151.0 MB in the beginning and 659.6 MB in the end (delta: 508.6 MB). Free memory was 75.5 MB in the beginning and 461.1 MB in the end (delta: -385.6 MB). Peak memory consumption was 349.5 MB. Max. memory is 8.0 GB. [2020-10-27 03:27:52,066 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.56 ms. Allocated memory is still 151.0 MB. Free memory is still 125.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 630.63 ms. Allocated memory is still 151.0 MB. Free memory was 124.2 MB in the beginning and 102.8 MB in the end (delta: 21.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 128.86 ms. Allocated memory is still 151.0 MB. Free memory was 102.8 MB in the beginning and 98.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1499.22 ms. Allocated memory is still 151.0 MB. Free memory was 98.7 MB in the beginning and 76.0 MB in the end (delta: 22.7 MB). Peak memory consumption was 38.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 42684.08 ms. Allocated memory was 151.0 MB in the beginning and 659.6 MB in the end (delta: 508.6 MB). Free memory was 75.5 MB in the beginning and 461.1 MB in the end (delta: -385.6 MB). Peak memory consumption was 349.5 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: 483]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 476]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 522]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 529]: 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: 567]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || methaneLevelCritical == 0) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 247 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 28.9s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 10.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 351 SDtfs, 1058 SDslu, 455 SDs, 0 SdLazy, 1716 SolverSat, 809 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 111 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=390occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 3 MinimizatonAttempts, 214 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 597 PreInvPairs, 732 NumberOfFragments, 910 HoareAnnotationTreeSize, 597 FomulaSimplifications, 56665 FormulaSimplificationTreeSizeReduction, 4.4s HoareSimplificationTime, 62 FomulaSimplificationsInter, 18774 FormulaSimplificationTreeSizeReductionInter, 9.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 17.3s InterpolantComputationTime, 185 NumberOfCodeBlocks, 185 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 182 ConstructedInterpolants, 0 QuantifiedInterpolants, 64506 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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...