java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 01:21:13,657 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 01:21:13,660 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 01:21:13,682 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 01:21:13,682 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 01:21:13,684 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 01:21:13,687 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 01:21:13,698 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 01:21:13,702 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 01:21:13,706 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 01:21:13,708 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 01:21:13,710 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 01:21:13,710 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 01:21:13,713 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 01:21:13,716 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 01:21:13,718 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 01:21:13,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 01:21:13,721 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 01:21:13,722 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 01:21:13,727 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 01:21:13,732 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 01:21:13,735 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 01:21:13,737 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 01:21:13,738 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 01:21:13,740 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 01:21:13,741 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 01:21:13,741 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 01:21:13,743 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 01:21:13,744 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 01:21:13,745 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 01:21:13,745 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 01:21:13,746 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 01:21:13,747 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 01:21:13,748 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 01:21:13,749 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 01:21:13,750 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 01:21:13,750 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 01:21:13,751 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 01:21:13,751 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 01:21:13,752 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 01:21:13,753 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 01:21:13,754 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 01:21:13,793 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 01:21:13,793 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 01:21:13,794 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 01:21:13,795 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 01:21:13,795 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 01:21:13,795 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 01:21:13,795 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 01:21:13,795 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 01:21:13,796 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 01:21:13,796 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 01:21:13,796 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 01:21:13,796 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 01:21:13,796 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 01:21:13,797 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 01:21:13,797 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 01:21:13,797 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 01:21:13,798 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 01:21:13,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 01:21:13,798 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 01:21:13,798 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 01:21:13,799 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 01:21:13,799 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:21:13,799 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 01:21:13,799 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 01:21:13,799 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 01:21:13,799 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 01:21:13,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 01:21:13,800 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 01:21:13,800 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-15 01:21:14,108 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 01:21:14,122 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 01:21:14,126 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 01:21:14,127 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 01:21:14,128 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 01:21:14,128 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product63.cil.c [2019-10-15 01:21:14,210 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a5bc029d/63ba934fc8614a22a1e612ff4c5b58c5/FLAGa7480f162 [2019-10-15 01:21:14,778 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 01:21:14,779 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product63.cil.c [2019-10-15 01:21:14,799 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a5bc029d/63ba934fc8614a22a1e612ff4c5b58c5/FLAGa7480f162 [2019-10-15 01:21:15,076 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a5bc029d/63ba934fc8614a22a1e612ff4c5b58c5 [2019-10-15 01:21:15,086 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 01:21:15,088 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 01:21:15,089 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 01:21:15,089 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 01:21:15,093 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 01:21:15,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:21:15" (1/1) ... [2019-10-15 01:21:15,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1118f63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:15, skipping insertion in model container [2019-10-15 01:21:15,098 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:21:15" (1/1) ... [2019-10-15 01:21:15,106 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 01:21:15,170 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 01:21:15,661 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:21:15,674 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 01:21:15,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:21:15,791 INFO L192 MainTranslator]: Completed translation [2019-10-15 01:21:15,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:15 WrapperNode [2019-10-15 01:21:15,792 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 01:21:15,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 01:21:15,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 01:21:15,793 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 01:21:15,804 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:15" (1/1) ... [2019-10-15 01:21:15,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:15" (1/1) ... [2019-10-15 01:21:15,824 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:15" (1/1) ... [2019-10-15 01:21:15,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:15" (1/1) ... [2019-10-15 01:21:15,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:15" (1/1) ... [2019-10-15 01:21:15,865 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:15" (1/1) ... [2019-10-15 01:21:15,871 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:15" (1/1) ... [2019-10-15 01:21:15,886 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 01:21:15,887 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 01:21:15,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 01:21:15,887 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 01:21:15,890 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-10-15 01:21:15,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 01:21:15,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 01:21:15,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 01:21:15,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 01:21:15,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 01:21:15,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 01:21:15,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 01:21:15,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 01:21:15,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 01:21:15,977 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 01:21:15,977 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 01:21:15,977 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 01:21:15,977 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 01:21:15,978 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 01:21:15,979 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 01:21:15,979 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 01:21:15,982 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 01:21:15,982 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 01:21:15,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-15 01:21:15,982 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 01:21:15,983 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 01:21:15,983 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 01:21:15,983 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 01:21:15,983 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 01:21:15,983 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 01:21:15,983 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-15 01:21:15,984 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-15 01:21:15,984 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 01:21:15,984 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 01:21:15,984 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 01:21:15,985 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 01:21:15,985 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 01:21:15,985 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 01:21:15,985 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 01:21:15,985 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 01:21:15,986 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 01:21:15,986 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 01:21:15,986 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 01:21:15,986 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 01:21:15,986 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-15 01:21:15,987 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-15 01:21:15,987 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-15 01:21:15,987 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 01:21:15,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 01:21:15,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 01:21:15,987 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 01:21:15,988 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 01:21:15,989 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 01:21:15,989 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 01:21:15,989 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 01:21:15,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 01:21:15,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 01:21:15,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 01:21:15,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 01:21:15,990 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 01:21:15,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 01:21:15,990 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 01:21:15,990 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 01:21:15,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 01:21:15,991 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 01:21:15,991 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 01:21:15,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 01:21:15,992 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 01:21:15,992 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 01:21:15,993 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 01:21:15,993 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 01:21:15,993 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 01:21:15,993 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 01:21:15,993 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 01:21:15,994 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 01:21:15,994 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 01:21:15,994 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 01:21:15,994 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 01:21:15,995 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 01:21:15,996 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 01:21:15,996 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 01:21:15,996 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 01:21:15,996 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 01:21:15,996 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 01:21:15,997 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 01:21:15,997 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-15 01:21:15,998 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 01:21:15,998 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 01:21:15,998 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 01:21:15,998 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-15 01:21:15,999 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-15 01:21:16,000 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 01:21:16,000 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 01:21:16,001 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-15 01:21:16,001 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 01:21:16,001 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 01:21:16,001 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-15 01:21:16,001 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 01:21:16,001 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-15 01:21:16,002 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 01:21:16,002 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 01:21:16,002 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 01:21:16,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 01:21:16,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 01:21:16,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 01:21:17,258 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 01:21:17,259 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 01:21:17,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:21:17 BoogieIcfgContainer [2019-10-15 01:21:17,261 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 01:21:17,262 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 01:21:17,262 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 01:21:17,267 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 01:21:17,267 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:21:15" (1/3) ... [2019-10-15 01:21:17,268 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a44d240 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:21:17, skipping insertion in model container [2019-10-15 01:21:17,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:15" (2/3) ... [2019-10-15 01:21:17,270 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a44d240 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:21:17, skipping insertion in model container [2019-10-15 01:21:17,270 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:21:17" (3/3) ... [2019-10-15 01:21:17,273 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product63.cil.c [2019-10-15 01:21:17,285 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 01:21:17,298 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 01:21:17,309 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 01:21:17,347 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 01:21:17,347 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 01:21:17,347 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 01:21:17,347 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 01:21:17,348 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 01:21:17,348 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 01:21:17,348 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 01:21:17,349 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 01:21:17,382 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states. [2019-10-15 01:21:17,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-15 01:21:17,400 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:21:17,401 INFO L380 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] [2019-10-15 01:21:17,405 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:21:17,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:21:17,412 INFO L82 PathProgramCache]: Analyzing trace with hash 1593418819, now seen corresponding path program 1 times [2019-10-15 01:21:17,422 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:21:17,423 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626106883] [2019-10-15 01:21:17,423 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:17,423 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:17,423 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:21:17,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:21:17,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:21:17,768 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626106883] [2019-10-15 01:21:17,769 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:21:17,769 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-15 01:21:17,770 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194969145] [2019-10-15 01:21:17,774 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 01:21:17,776 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:21:17,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 01:21:17,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:21:17,793 INFO L87 Difference]: Start difference. First operand 202 states. Second operand 2 states. [2019-10-15 01:21:17,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:21:17,840 INFO L93 Difference]: Finished difference Result 318 states and 395 transitions. [2019-10-15 01:21:17,840 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 01:21:17,842 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-15 01:21:17,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:21:17,855 INFO L225 Difference]: With dead ends: 318 [2019-10-15 01:21:17,856 INFO L226 Difference]: Without dead ends: 159 [2019-10-15 01:21:17,861 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:21:17,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2019-10-15 01:21:17,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2019-10-15 01:21:17,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2019-10-15 01:21:17,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 189 transitions. [2019-10-15 01:21:17,924 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 189 transitions. Word has length 46 [2019-10-15 01:21:17,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:21:17,924 INFO L462 AbstractCegarLoop]: Abstraction has 159 states and 189 transitions. [2019-10-15 01:21:17,924 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 01:21:17,925 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 189 transitions. [2019-10-15 01:21:17,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-15 01:21:17,929 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:21:17,929 INFO L380 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] [2019-10-15 01:21:17,929 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:21:17,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:21:17,930 INFO L82 PathProgramCache]: Analyzing trace with hash 261795935, now seen corresponding path program 1 times [2019-10-15 01:21:17,930 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:21:17,930 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966435443] [2019-10-15 01:21:17,930 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:17,931 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:17,931 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:21:17,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:21:18,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:21:18,035 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966435443] [2019-10-15 01:21:18,036 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:21:18,036 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:21:18,036 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842390202] [2019-10-15 01:21:18,039 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:21:18,039 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:21:18,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:21:18,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:21:18,041 INFO L87 Difference]: Start difference. First operand 159 states and 189 transitions. Second operand 3 states. [2019-10-15 01:21:18,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:21:18,096 INFO L93 Difference]: Finished difference Result 261 states and 309 transitions. [2019-10-15 01:21:18,096 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:21:18,097 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-15 01:21:18,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:21:18,102 INFO L225 Difference]: With dead ends: 261 [2019-10-15 01:21:18,102 INFO L226 Difference]: Without dead ends: 150 [2019-10-15 01:21:18,107 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:21:18,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2019-10-15 01:21:18,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2019-10-15 01:21:18,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2019-10-15 01:21:18,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 177 transitions. [2019-10-15 01:21:18,143 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 177 transitions. Word has length 47 [2019-10-15 01:21:18,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:21:18,144 INFO L462 AbstractCegarLoop]: Abstraction has 150 states and 177 transitions. [2019-10-15 01:21:18,144 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:21:18,145 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 177 transitions. [2019-10-15 01:21:18,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-15 01:21:18,150 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:21:18,150 INFO L380 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] [2019-10-15 01:21:18,151 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:21:18,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:21:18,151 INFO L82 PathProgramCache]: Analyzing trace with hash -1299589925, now seen corresponding path program 1 times [2019-10-15 01:21:18,151 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:21:18,151 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112070462] [2019-10-15 01:21:18,152 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:18,152 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:18,152 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:21:18,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:21:18,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:21:18,376 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112070462] [2019-10-15 01:21:18,377 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:21:18,377 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 01:21:18,377 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787871186] [2019-10-15 01:21:18,378 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 01:21:18,378 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:21:18,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 01:21:18,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:21:18,379 INFO L87 Difference]: Start difference. First operand 150 states and 177 transitions. Second operand 7 states. [2019-10-15 01:21:18,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:21:18,942 INFO L93 Difference]: Finished difference Result 452 states and 549 transitions. [2019-10-15 01:21:18,942 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 01:21:18,943 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-10-15 01:21:18,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:21:18,948 INFO L225 Difference]: With dead ends: 452 [2019-10-15 01:21:18,949 INFO L226 Difference]: Without dead ends: 326 [2019-10-15 01:21:18,950 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-15 01:21:18,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2019-10-15 01:21:19,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 318. [2019-10-15 01:21:19,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 318 states. [2019-10-15 01:21:19,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 318 states and 386 transitions. [2019-10-15 01:21:19,014 INFO L78 Accepts]: Start accepts. Automaton has 318 states and 386 transitions. Word has length 51 [2019-10-15 01:21:19,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:21:19,015 INFO L462 AbstractCegarLoop]: Abstraction has 318 states and 386 transitions. [2019-10-15 01:21:19,015 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 01:21:19,015 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 386 transitions. [2019-10-15 01:21:19,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-15 01:21:19,025 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:21:19,026 INFO L380 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] [2019-10-15 01:21:19,027 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:21:19,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:21:19,027 INFO L82 PathProgramCache]: Analyzing trace with hash -848411279, now seen corresponding path program 1 times [2019-10-15 01:21:19,028 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:21:19,028 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51949650] [2019-10-15 01:21:19,028 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:19,028 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:19,028 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:21:19,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:21:19,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:21:19,211 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51949650] [2019-10-15 01:21:19,211 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:21:19,212 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-15 01:21:19,212 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775527845] [2019-10-15 01:21:19,212 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-15 01:21:19,213 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:21:19,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-15 01:21:19,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-15 01:21:19,214 INFO L87 Difference]: Start difference. First operand 318 states and 386 transitions. Second operand 10 states. [2019-10-15 01:21:19,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:21:19,988 INFO L93 Difference]: Finished difference Result 1152 states and 1500 transitions. [2019-10-15 01:21:19,988 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-15 01:21:19,988 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 57 [2019-10-15 01:21:19,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:21:19,996 INFO L225 Difference]: With dead ends: 1152 [2019-10-15 01:21:19,996 INFO L226 Difference]: Without dead ends: 858 [2019-10-15 01:21:19,998 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2019-10-15 01:21:20,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 858 states. [2019-10-15 01:21:20,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 858 to 846. [2019-10-15 01:21:20,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 846 states. [2019-10-15 01:21:20,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 846 states and 1066 transitions. [2019-10-15 01:21:20,064 INFO L78 Accepts]: Start accepts. Automaton has 846 states and 1066 transitions. Word has length 57 [2019-10-15 01:21:20,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:21:20,065 INFO L462 AbstractCegarLoop]: Abstraction has 846 states and 1066 transitions. [2019-10-15 01:21:20,065 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-15 01:21:20,066 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1066 transitions. [2019-10-15 01:21:20,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-15 01:21:20,072 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:21:20,073 INFO L380 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] [2019-10-15 01:21:20,073 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:21:20,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:21:20,074 INFO L82 PathProgramCache]: Analyzing trace with hash -533846889, now seen corresponding path program 1 times [2019-10-15 01:21:20,074 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:21:20,074 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919305693] [2019-10-15 01:21:20,075 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:20,075 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:20,075 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:21:20,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:21:20,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:21:20,182 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919305693] [2019-10-15 01:21:20,183 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:21:20,184 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-15 01:21:20,184 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866386150] [2019-10-15 01:21:20,185 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-15 01:21:20,186 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:21:20,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-15 01:21:20,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-15 01:21:20,186 INFO L87 Difference]: Start difference. First operand 846 states and 1066 transitions. Second operand 4 states. [2019-10-15 01:21:20,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:21:20,649 INFO L93 Difference]: Finished difference Result 2116 states and 2869 transitions. [2019-10-15 01:21:20,650 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-15 01:21:20,650 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 61 [2019-10-15 01:21:20,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:21:20,659 INFO L225 Difference]: With dead ends: 2116 [2019-10-15 01:21:20,659 INFO L226 Difference]: Without dead ends: 1294 [2019-10-15 01:21:20,662 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-15 01:21:20,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1294 states. [2019-10-15 01:21:20,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1294 to 1159. [2019-10-15 01:21:20,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1159 states. [2019-10-15 01:21:20,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 1159 states and 1444 transitions. [2019-10-15 01:21:20,741 INFO L78 Accepts]: Start accepts. Automaton has 1159 states and 1444 transitions. Word has length 61 [2019-10-15 01:21:20,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:21:20,741 INFO L462 AbstractCegarLoop]: Abstraction has 1159 states and 1444 transitions. [2019-10-15 01:21:20,741 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-15 01:21:20,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1444 transitions. [2019-10-15 01:21:20,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-10-15 01:21:20,744 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:21:20,744 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:21:20,744 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:21:20,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:21:20,745 INFO L82 PathProgramCache]: Analyzing trace with hash 2051159117, now seen corresponding path program 1 times [2019-10-15 01:21:20,745 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:21:20,745 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438783043] [2019-10-15 01:21:20,746 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:20,746 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:20,746 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:21:20,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:21:20,891 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-15 01:21:20,891 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438783043] [2019-10-15 01:21:20,892 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [574979111] [2019-10-15 01:21:20,892 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:21:21,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:21:21,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 750 conjuncts, 15 conjunts are in the unsatisfiable core [2019-10-15 01:21:21,113 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 01:21:21,256 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-15 01:21:21,256 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 01:21:21,403 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-15 01:21:21,531 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-15 01:21:21,531 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleAbstractInterpretation [447416666] [2019-10-15 01:21:21,538 INFO L211 CegarAbsIntRunner]: Running AI on error trace of length 89 [2019-10-15 01:21:21,582 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-15 01:21:21,582 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-15 01:21:21,663 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-15 01:21:21,664 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 68 root evaluator evaluations with a maximum evaluation depth of 0. Performed 68 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 126 variables. [2019-10-15 01:21:21,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:21:21,669 INFO L536 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-15 01:21:21,734 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-15 01:21:21,735 INFO L551 sIntCurrentIteration]: Unifying AI predicates [2019-10-15 01:21:21,738 INFO L553 sIntCurrentIteration]: We unified 87 AI predicates to 87 [2019-10-15 01:21:21,738 INFO L562 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-15 01:21:21,739 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2019-10-15 01:21:21,739 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7, 7, 8] total 15 [2019-10-15 01:21:21,739 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436321893] [2019-10-15 01:21:21,740 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 01:21:21,741 INFO L137 tionRefinementEngine]: Using predicate unifier AbsIntPredicateUnifier provided by strategy TAIPAN [2019-10-15 01:21:21,741 INFO L124 tionRefinementEngine]: Using hoare triple checker CachingHoareTripleCheckerMap provided by strategy [2019-10-15 01:21:21,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 01:21:21,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:21:21,742 INFO L87 Difference]: Start difference. First operand 1159 states and 1444 transitions. Second operand 2 states. [2019-10-15 01:21:21,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:21:21,756 INFO L93 Difference]: Finished difference Result 1159 states and 1444 transitions. [2019-10-15 01:21:21,756 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 01:21:21,756 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 88 [2019-10-15 01:21:21,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:21:21,757 INFO L225 Difference]: With dead ends: 1159 [2019-10-15 01:21:21,757 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 01:21:21,760 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:21:21,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 01:21:21,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 01:21:21,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 01:21:21,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 01:21:21,761 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 88 [2019-10-15 01:21:21,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:21:21,762 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 01:21:21,762 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 01:21:21,762 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 01:21:21,762 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 01:21:21,969 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:21:21,974 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 01:21:22,362 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2019-10-15 01:21:22,363 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2019-10-15 01:21:22,363 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-10-15 01:21:22,363 INFO L443 ceAbstractionStarter]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2019-10-15 01:21:22,364 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2019-10-15 01:21:22,364 INFO L443 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2019-10-15 01:21:22,364 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2019-10-15 01:21:22,364 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2019-10-15 01:21:22,364 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-10-15 01:21:22,364 INFO L443 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2019-10-15 01:21:22,364 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2019-10-15 01:21:22,365 INFO L443 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2019-10-15 01:21:22,365 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2019-10-15 01:21:22,365 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-10-15 01:21:22,365 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2019-10-15 01:21:22,369 INFO L443 ceAbstractionStarter]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2019-10-15 01:21:22,369 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2019-10-15 01:21:22,370 INFO L443 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2019-10-15 01:21:22,370 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 528 534) the Hoare annotation is: true [2019-10-15 01:21:22,370 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 528 534) no Hoare annotation was computed. [2019-10-15 01:21:22,370 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 535 543) no Hoare annotation was computed. [2019-10-15 01:21:22,370 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 535 543) the Hoare annotation is: true [2019-10-15 01:21:22,371 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 535 543) no Hoare annotation was computed. [2019-10-15 01:21:22,371 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 548 572) the Hoare annotation is: true [2019-10-15 01:21:22,371 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 548 572) no Hoare annotation was computed. [2019-10-15 01:21:22,371 INFO L446 ceAbstractionStarter]: At program point L562(line 562) the Hoare annotation is: true [2019-10-15 01:21:22,371 INFO L443 ceAbstractionStarter]: For program point L560(lines 560 566) no Hoare annotation was computed. [2019-10-15 01:21:22,371 INFO L446 ceAbstractionStarter]: At program point L558(line 558) the Hoare annotation is: true [2019-10-15 01:21:22,371 INFO L443 ceAbstractionStarter]: For program point L558-1(line 558) no Hoare annotation was computed. [2019-10-15 01:21:22,372 INFO L443 ceAbstractionStarter]: For program point L556(lines 556 569) no Hoare annotation was computed. [2019-10-15 01:21:22,372 INFO L443 ceAbstractionStarter]: For program point L556-1(lines 548 572) no Hoare annotation was computed. [2019-10-15 01:21:22,372 INFO L446 ceAbstractionStarter]: At program point L554(line 554) the Hoare annotation is: true [2019-10-15 01:21:22,377 INFO L443 ceAbstractionStarter]: For program point L554-1(line 554) no Hoare annotation was computed. [2019-10-15 01:21:22,377 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 486 508) the Hoare annotation is: true [2019-10-15 01:21:22,378 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 486 508) no Hoare annotation was computed. [2019-10-15 01:21:22,378 INFO L446 ceAbstractionStarter]: At program point L498(line 498) the Hoare annotation is: true [2019-10-15 01:21:22,378 INFO L446 ceAbstractionStarter]: At program point L498-1(line 498) the Hoare annotation is: true [2019-10-15 01:21:22,378 INFO L443 ceAbstractionStarter]: For program point L496(lines 496 503) no Hoare annotation was computed. [2019-10-15 01:21:22,378 INFO L443 ceAbstractionStarter]: For program point L496-1(lines 496 503) no Hoare annotation was computed. [2019-10-15 01:21:22,378 INFO L443 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-10-15 01:21:22,379 INFO L446 ceAbstractionStarter]: At program point L493(line 493) the Hoare annotation is: true [2019-10-15 01:21:22,379 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 486 508) no Hoare annotation was computed. [2019-10-15 01:21:22,379 INFO L446 ceAbstractionStarter]: At program point L492(line 492) the Hoare annotation is: true [2019-10-15 01:21:22,379 INFO L446 ceAbstractionStarter]: At program point L492-1(line 492) the Hoare annotation is: true [2019-10-15 01:21:22,379 INFO L443 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2019-10-15 01:21:22,379 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-10-15 01:21:22,379 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 441 464) no Hoare annotation was computed. [2019-10-15 01:21:22,380 INFO L443 ceAbstractionStarter]: For program point L447(line 447) no Hoare annotation was computed. [2019-10-15 01:21:22,380 INFO L443 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2019-10-15 01:21:22,380 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 441 464) no Hoare annotation was computed. [2019-10-15 01:21:22,380 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 441 464) no Hoare annotation was computed. [2019-10-15 01:21:22,380 INFO L443 ceAbstractionStarter]: For program point L459(line 459) no Hoare annotation was computed. [2019-10-15 01:21:22,381 INFO L443 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-10-15 01:21:22,381 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-10-15 01:21:22,381 INFO L443 ceAbstractionStarter]: For program point L456(line 456) no Hoare annotation was computed. [2019-10-15 01:21:22,381 INFO L443 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2019-10-15 01:21:22,382 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-10-15 01:21:22,382 INFO L443 ceAbstractionStarter]: For program point L453(line 453) no Hoare annotation was computed. [2019-10-15 01:21:22,382 INFO L443 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2019-10-15 01:21:22,382 INFO L443 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-10-15 01:21:22,382 INFO L443 ceAbstractionStarter]: For program point L450(line 450) no Hoare annotation was computed. [2019-10-15 01:21:22,382 INFO L446 ceAbstractionStarter]: At program point L769(line 769) the Hoare annotation is: true [2019-10-15 01:21:22,382 INFO L446 ceAbstractionStarter]: At program point L765(line 765) the Hoare annotation is: true [2019-10-15 01:21:22,383 INFO L443 ceAbstractionStarter]: For program point L763(lines 763 771) no Hoare annotation was computed. [2019-10-15 01:21:22,383 INFO L446 ceAbstractionStarter]: At program point L761(line 761) the Hoare annotation is: true [2019-10-15 01:21:22,383 INFO L443 ceAbstractionStarter]: For program point L761-1(line 761) no Hoare annotation was computed. [2019-10-15 01:21:22,383 INFO L443 ceAbstractionStarter]: For program point L759(lines 759 776) no Hoare annotation was computed. [2019-10-15 01:21:22,383 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 755 779) the Hoare annotation is: true [2019-10-15 01:21:22,383 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 755 779) no Hoare annotation was computed. [2019-10-15 01:21:22,383 INFO L446 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: true [2019-10-15 01:21:22,384 INFO L443 ceAbstractionStarter]: For program point L774-1(lines 755 779) no Hoare annotation was computed. [2019-10-15 01:21:22,384 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 933 947) no Hoare annotation was computed. [2019-10-15 01:21:22,384 INFO L446 ceAbstractionStarter]: At program point L939(line 939) the Hoare annotation is: true [2019-10-15 01:21:22,384 INFO L443 ceAbstractionStarter]: For program point L937(lines 937 943) no Hoare annotation was computed. [2019-10-15 01:21:22,384 INFO L446 ceAbstractionStarter]: At program point stopSystemENTRY(lines 933 947) the Hoare annotation is: true [2019-10-15 01:21:22,384 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 933 947) no Hoare annotation was computed. [2019-10-15 01:21:22,384 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 850 858) no Hoare annotation was computed. [2019-10-15 01:21:22,385 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 850 858) the Hoare annotation is: true [2019-10-15 01:21:22,385 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 850 858) no Hoare annotation was computed. [2019-10-15 01:21:22,385 INFO L443 ceAbstractionStarter]: For program point L923(lines 923 927) no Hoare annotation was computed. [2019-10-15 01:21:22,385 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 914 932) the Hoare annotation is: true [2019-10-15 01:21:22,385 INFO L446 ceAbstractionStarter]: At program point L921(line 921) the Hoare annotation is: true [2019-10-15 01:21:22,385 INFO L443 ceAbstractionStarter]: For program point L923-2(lines 923 927) no Hoare annotation was computed. [2019-10-15 01:21:22,385 INFO L443 ceAbstractionStarter]: For program point L921-1(line 921) no Hoare annotation was computed. [2019-10-15 01:21:22,386 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 914 932) no Hoare annotation was computed. [2019-10-15 01:21:22,386 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 914 932) no Hoare annotation was computed. [2019-10-15 01:21:22,386 INFO L443 ceAbstractionStarter]: For program point L866-2(lines 866 874) no Hoare annotation was computed. [2019-10-15 01:21:22,386 INFO L443 ceAbstractionStarter]: For program point L889(line 889) no Hoare annotation was computed. [2019-10-15 01:21:22,388 INFO L443 ceAbstractionStarter]: For program point L889-1(line 889) no Hoare annotation was computed. [2019-10-15 01:21:22,388 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 859 894) no Hoare annotation was computed. [2019-10-15 01:21:22,388 INFO L443 ceAbstractionStarter]: For program point L878(lines 878 886) no Hoare annotation was computed. [2019-10-15 01:21:22,388 INFO L443 ceAbstractionStarter]: For program point L878-2(lines 878 886) no Hoare annotation was computed. [2019-10-15 01:21:22,388 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 859 894) no Hoare annotation was computed. [2019-10-15 01:21:22,388 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 859 894) no Hoare annotation was computed. [2019-10-15 01:21:22,388 INFO L443 ceAbstractionStarter]: For program point L866(lines 866 874) no Hoare annotation was computed. [2019-10-15 01:21:22,389 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 521 527) no Hoare annotation was computed. [2019-10-15 01:21:22,389 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 521 527) the Hoare annotation is: true [2019-10-15 01:21:22,389 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2019-10-15 01:21:22,389 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2019-10-15 01:21:22,389 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2019-10-15 01:21:22,389 INFO L443 ceAbstractionStarter]: For program point L379(lines 379 386) no Hoare annotation was computed. [2019-10-15 01:21:22,389 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2019-10-15 01:21:22,390 INFO L443 ceAbstractionStarter]: For program point L373(lines 373 393) no Hoare annotation was computed. [2019-10-15 01:21:22,390 INFO L443 ceAbstractionStarter]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2019-10-15 01:21:22,390 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2019-10-15 01:21:22,390 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2019-10-15 01:21:22,390 INFO L446 ceAbstractionStarter]: At program point runTestENTRY(lines 473 482) the Hoare annotation is: true [2019-10-15 01:21:22,390 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 473 482) no Hoare annotation was computed. [2019-10-15 01:21:22,390 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 473 482) no Hoare annotation was computed. [2019-10-15 01:21:22,391 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 839 849) the Hoare annotation is: true [2019-10-15 01:21:22,391 INFO L446 ceAbstractionStarter]: At program point L844(line 844) the Hoare annotation is: true [2019-10-15 01:21:22,391 INFO L443 ceAbstractionStarter]: For program point L844-1(line 844) no Hoare annotation was computed. [2019-10-15 01:21:22,391 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 839 849) no Hoare annotation was computed. [2019-10-15 01:21:22,391 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 839 849) no Hoare annotation was computed. [2019-10-15 01:21:22,391 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 831 838) the Hoare annotation is: true [2019-10-15 01:21:22,391 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 831 838) no Hoare annotation was computed. [2019-10-15 01:21:22,392 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 831 838) no Hoare annotation was computed. [2019-10-15 01:21:22,392 INFO L443 ceAbstractionStarter]: For program point L662(lines 662 668) no Hoare annotation was computed. [2019-10-15 01:21:22,392 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 658 671) no Hoare annotation was computed. [2019-10-15 01:21:22,393 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 658 671) the Hoare annotation is: true [2019-10-15 01:21:22,393 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 658 671) no Hoare annotation was computed. [2019-10-15 01:21:22,393 INFO L446 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: true [2019-10-15 01:21:22,393 INFO L443 ceAbstractionStarter]: For program point L800-1(lines 781 805) no Hoare annotation was computed. [2019-10-15 01:21:22,393 INFO L446 ceAbstractionStarter]: At program point L795(line 795) the Hoare annotation is: true [2019-10-15 01:21:22,393 INFO L446 ceAbstractionStarter]: At program point L791(line 791) the Hoare annotation is: true [2019-10-15 01:21:22,393 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 781 805) no Hoare annotation was computed. [2019-10-15 01:21:22,394 INFO L443 ceAbstractionStarter]: For program point L789(lines 789 797) no Hoare annotation was computed. [2019-10-15 01:21:22,394 INFO L446 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 781 805) the Hoare annotation is: true [2019-10-15 01:21:22,394 INFO L446 ceAbstractionStarter]: At program point L787(line 787) the Hoare annotation is: true [2019-10-15 01:21:22,394 INFO L443 ceAbstractionStarter]: For program point L787-1(line 787) no Hoare annotation was computed. [2019-10-15 01:21:22,394 INFO L443 ceAbstractionStarter]: For program point L785(lines 785 802) no Hoare annotation was computed. [2019-10-15 01:21:22,394 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 721 727) no Hoare annotation was computed. [2019-10-15 01:21:22,395 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 721 727) the Hoare annotation is: true [2019-10-15 01:21:22,395 INFO L443 ceAbstractionStarter]: For program point L960(lines 959 1006) no Hoare annotation was computed. [2019-10-15 01:21:22,395 INFO L446 ceAbstractionStarter]: At program point testENTRY(lines 949 1014) the Hoare annotation is: true [2019-10-15 01:21:22,395 INFO L443 ceAbstractionStarter]: For program point L989(lines 989 1002) no Hoare annotation was computed. [2019-10-15 01:21:22,395 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 949 1014) no Hoare annotation was computed. [2019-10-15 01:21:22,395 INFO L446 ceAbstractionStarter]: At program point L981(line 981) the Hoare annotation is: true [2019-10-15 01:21:22,395 INFO L443 ceAbstractionStarter]: For program point L979(lines 979 985) no Hoare annotation was computed. [2019-10-15 01:21:22,396 INFO L443 ceAbstractionStarter]: For program point L979-1(lines 979 985) no Hoare annotation was computed. [2019-10-15 01:21:22,396 INFO L446 ceAbstractionStarter]: At program point L1004(lines 959 1006) the Hoare annotation is: true [2019-10-15 01:21:22,396 INFO L446 ceAbstractionStarter]: At program point L971(line 971) the Hoare annotation is: true [2019-10-15 01:21:22,396 INFO L443 ceAbstractionStarter]: For program point L969(lines 969 975) no Hoare annotation was computed. [2019-10-15 01:21:22,396 INFO L443 ceAbstractionStarter]: For program point L969-1(lines 969 975) no Hoare annotation was computed. [2019-10-15 01:21:22,398 INFO L443 ceAbstractionStarter]: For program point L961(lines 961 965) no Hoare annotation was computed. [2019-10-15 01:21:22,399 INFO L446 ceAbstractionStarter]: At program point L1007(lines 958 1008) the Hoare annotation is: true [2019-10-15 01:21:22,399 INFO L446 ceAbstractionStarter]: At program point L997(line 997) the Hoare annotation is: true [2019-10-15 01:21:22,399 INFO L443 ceAbstractionStarter]: For program point L995(lines 995 1001) no Hoare annotation was computed. [2019-10-15 01:21:22,399 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 949 1014) no Hoare annotation was computed. [2019-10-15 01:21:22,400 INFO L446 ceAbstractionStarter]: At program point L995-1(lines 989 1002) the Hoare annotation is: true [2019-10-15 01:21:22,400 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2019-10-15 01:21:22,400 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2019-10-15 01:21:22,400 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2019-10-15 01:21:22,401 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 340) no Hoare annotation was computed. [2019-10-15 01:21:22,401 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 347) no Hoare annotation was computed. [2019-10-15 01:21:22,401 INFO L443 ceAbstractionStarter]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2019-10-15 01:21:22,401 INFO L446 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 806 813) the Hoare annotation is: true [2019-10-15 01:21:22,401 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 806 813) no Hoare annotation was computed. [2019-10-15 01:21:22,401 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 806 813) no Hoare annotation was computed. [2019-10-15 01:21:22,401 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 672 680) no Hoare annotation was computed. [2019-10-15 01:21:22,402 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 672 680) the Hoare annotation is: true [2019-10-15 01:21:22,402 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 672 680) no Hoare annotation was computed. [2019-10-15 01:21:22,402 INFO L443 ceAbstractionStarter]: For program point L634(lines 634 642) no Hoare annotation was computed. [2019-10-15 01:21:22,402 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 626 648) no Hoare annotation was computed. [2019-10-15 01:21:22,402 INFO L443 ceAbstractionStarter]: For program point L634-2(lines 634 642) no Hoare annotation was computed. [2019-10-15 01:21:22,402 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 626 648) no Hoare annotation was computed. [2019-10-15 01:21:22,403 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 626 648) no Hoare annotation was computed. [2019-10-15 01:21:22,403 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2019-10-15 01:21:22,403 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2019-10-15 01:21:22,403 INFO L443 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2019-10-15 01:21:22,403 INFO L443 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2019-10-15 01:21:22,403 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2019-10-15 01:21:22,404 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 309) no Hoare annotation was computed. [2019-10-15 01:21:22,404 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2019-10-15 01:21:22,404 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2019-10-15 01:21:22,404 INFO L443 ceAbstractionStarter]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2019-10-15 01:21:22,404 INFO L443 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2019-10-15 01:21:22,404 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2019-10-15 01:21:22,404 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2019-10-15 01:21:22,404 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 306) no Hoare annotation was computed. [2019-10-15 01:21:22,405 INFO L443 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2019-10-15 01:21:22,405 INFO L443 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2019-10-15 01:21:22,405 INFO L443 ceAbstractionStarter]: For program point L291-1(line 291) no Hoare annotation was computed. [2019-10-15 01:21:22,406 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 511 520) no Hoare annotation was computed. [2019-10-15 01:21:22,406 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 511 520) no Hoare annotation was computed. [2019-10-15 01:21:22,406 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 511 520) no Hoare annotation was computed. [2019-10-15 01:21:22,406 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:21:22,406 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-15 01:21:22,406 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:21:22,406 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 814 830) no Hoare annotation was computed. [2019-10-15 01:21:22,407 INFO L446 ceAbstractionStarter]: At program point L825(line 825) the Hoare annotation is: true [2019-10-15 01:21:22,407 INFO L446 ceAbstractionStarter]: At program point activatePumpENTRY(lines 814 830) the Hoare annotation is: true [2019-10-15 01:21:22,407 INFO L443 ceAbstractionStarter]: For program point L825-1(lines 814 830) no Hoare annotation was computed. [2019-10-15 01:21:22,407 INFO L443 ceAbstractionStarter]: For program point L821(lines 821 827) no Hoare annotation was computed. [2019-10-15 01:21:22,407 INFO L446 ceAbstractionStarter]: At program point L819(line 819) the Hoare annotation is: true [2019-10-15 01:21:22,407 INFO L443 ceAbstractionStarter]: For program point L819-1(line 819) no Hoare annotation was computed. [2019-10-15 01:21:22,407 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 649 657) the Hoare annotation is: true [2019-10-15 01:21:22,407 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 649 657) no Hoare annotation was computed. [2019-10-15 01:21:22,408 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 649 657) no Hoare annotation was computed. [2019-10-15 01:21:22,408 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 895 913) no Hoare annotation was computed. [2019-10-15 01:21:22,408 INFO L443 ceAbstractionStarter]: For program point L904(lines 904 908) no Hoare annotation was computed. [2019-10-15 01:21:22,408 INFO L446 ceAbstractionStarter]: At program point L902(line 902) the Hoare annotation is: true [2019-10-15 01:21:22,408 INFO L443 ceAbstractionStarter]: For program point L904-2(lines 904 908) no Hoare annotation was computed. [2019-10-15 01:21:22,408 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 895 913) the Hoare annotation is: true [2019-10-15 01:21:22,408 INFO L443 ceAbstractionStarter]: For program point L902-1(line 902) no Hoare annotation was computed. [2019-10-15 01:21:22,409 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 895 913) no Hoare annotation was computed. [2019-10-15 01:21:22,409 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:21:22,409 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-15 01:21:22,409 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:21:22,410 INFO L443 ceAbstractionStarter]: For program point L609-1(lines 605 616) no Hoare annotation was computed. [2019-10-15 01:21:22,410 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 605 616) the Hoare annotation is: true [2019-10-15 01:21:22,411 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 605 616) no Hoare annotation was computed. [2019-10-15 01:21:22,411 INFO L446 ceAbstractionStarter]: At program point L703(line 703) the Hoare annotation is: true [2019-10-15 01:21:22,411 INFO L443 ceAbstractionStarter]: For program point L701(lines 700 719) no Hoare annotation was computed. [2019-10-15 01:21:22,411 INFO L446 ceAbstractionStarter]: At program point timeShiftENTRY(lines 697 720) the Hoare annotation is: true [2019-10-15 01:21:22,411 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 697 720) no Hoare annotation was computed. [2019-10-15 01:21:22,411 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 697 720) no Hoare annotation was computed. [2019-10-15 01:21:22,412 INFO L446 ceAbstractionStarter]: At program point L710(line 710) the Hoare annotation is: true [2019-10-15 01:21:22,412 INFO L446 ceAbstractionStarter]: At program point L708(lines 708 714) the Hoare annotation is: true [2019-10-15 01:21:22,412 INFO L446 ceAbstractionStarter]: At program point L418-2(lines 418 432) the Hoare annotation is: true [2019-10-15 01:21:22,412 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 408 437) no Hoare annotation was computed. [2019-10-15 01:21:22,412 INFO L446 ceAbstractionStarter]: At program point L414(line 414) the Hoare annotation is: true [2019-10-15 01:21:22,412 INFO L443 ceAbstractionStarter]: For program point L414-1(line 414) no Hoare annotation was computed. [2019-10-15 01:21:22,412 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 408 437) the Hoare annotation is: true [2019-10-15 01:21:22,413 INFO L446 ceAbstractionStarter]: At program point L433(lines 408 437) the Hoare annotation is: true [2019-10-15 01:21:22,413 INFO L443 ceAbstractionStarter]: For program point L429(line 429) no Hoare annotation was computed. [2019-10-15 01:21:22,413 INFO L443 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2019-10-15 01:21:22,413 INFO L446 ceAbstractionStarter]: At program point L422-1(lines 422 426) the Hoare annotation is: true [2019-10-15 01:21:22,413 INFO L443 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2019-10-15 01:21:22,413 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 617 625) the Hoare annotation is: true [2019-10-15 01:21:22,413 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 617 625) no Hoare annotation was computed. [2019-10-15 01:21:22,414 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 617 625) no Hoare annotation was computed. [2019-10-15 01:21:22,414 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 581 592) the Hoare annotation is: true [2019-10-15 01:21:22,414 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 581 592) no Hoare annotation was computed. [2019-10-15 01:21:22,414 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 581 592) no Hoare annotation was computed. [2019-10-15 01:21:22,414 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 465 471) no Hoare annotation was computed. [2019-10-15 01:21:22,414 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 465 471) the Hoare annotation is: true [2019-10-15 01:21:22,414 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:21:22,414 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2019-10-15 01:21:22,415 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:21:22,415 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:21:22,415 INFO L443 ceAbstractionStarter]: For program point L737(lines 737 745) no Hoare annotation was computed. [2019-10-15 01:21:22,415 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 729 753) the Hoare annotation is: true [2019-10-15 01:21:22,415 INFO L446 ceAbstractionStarter]: At program point L735(line 735) the Hoare annotation is: true [2019-10-15 01:21:22,415 INFO L443 ceAbstractionStarter]: For program point L735-1(line 735) no Hoare annotation was computed. [2019-10-15 01:21:22,415 INFO L443 ceAbstractionStarter]: For program point L733(lines 733 750) no Hoare annotation was computed. [2019-10-15 01:21:22,416 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 729 753) no Hoare annotation was computed. [2019-10-15 01:21:22,416 INFO L446 ceAbstractionStarter]: At program point L748(line 748) the Hoare annotation is: true [2019-10-15 01:21:22,416 INFO L443 ceAbstractionStarter]: For program point L748-1(lines 729 753) no Hoare annotation was computed. [2019-10-15 01:21:22,416 INFO L446 ceAbstractionStarter]: At program point L743(line 743) the Hoare annotation is: true [2019-10-15 01:21:22,416 INFO L446 ceAbstractionStarter]: At program point L739(line 739) the Hoare annotation is: true [2019-10-15 01:21:22,416 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 593 604) no Hoare annotation was computed. [2019-10-15 01:21:22,416 INFO L443 ceAbstractionStarter]: For program point L597-1(lines 593 604) no Hoare annotation was computed. [2019-10-15 01:21:22,416 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 593 604) the Hoare annotation is: true [2019-10-15 01:21:22,417 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 682 689) no Hoare annotation was computed. [2019-10-15 01:21:22,418 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 686) no Hoare annotation was computed. [2019-10-15 01:21:22,418 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 682 689) the Hoare annotation is: true [2019-10-15 01:21:22,419 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 682 689) no Hoare annotation was computed. [2019-10-15 01:21:22,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:21:22 BoogieIcfgContainer [2019-10-15 01:21:22,428 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 01:21:22,433 INFO L168 Benchmark]: Toolchain (without parser) took 7342.40 ms. Allocated memory was 146.8 MB in the beginning and 278.4 MB in the end (delta: 131.6 MB). Free memory was 102.9 MB in the beginning and 106.6 MB in the end (delta: -3.7 MB). Peak memory consumption was 127.9 MB. Max. memory is 7.1 GB. [2019-10-15 01:21:22,434 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 146.8 MB. Free memory was 123.1 MB in the beginning and 122.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-15 01:21:22,439 INFO L168 Benchmark]: CACSL2BoogieTranslator took 703.01 ms. Allocated memory was 146.8 MB in the beginning and 205.0 MB in the end (delta: 58.2 MB). Free memory was 102.7 MB in the beginning and 170.3 MB in the end (delta: -67.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. [2019-10-15 01:21:22,440 INFO L168 Benchmark]: Boogie Preprocessor took 94.04 ms. Allocated memory is still 205.0 MB. Free memory was 170.3 MB in the beginning and 165.8 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-10-15 01:21:22,441 INFO L168 Benchmark]: RCFGBuilder took 1373.85 ms. Allocated memory was 205.0 MB in the beginning and 233.8 MB in the end (delta: 28.8 MB). Free memory was 165.8 MB in the beginning and 186.0 MB in the end (delta: -20.3 MB). Peak memory consumption was 77.8 MB. Max. memory is 7.1 GB. [2019-10-15 01:21:22,442 INFO L168 Benchmark]: TraceAbstraction took 5166.73 ms. Allocated memory was 233.8 MB in the beginning and 278.4 MB in the end (delta: 44.6 MB). Free memory was 186.0 MB in the beginning and 106.6 MB in the end (delta: 79.4 MB). Peak memory consumption was 124.0 MB. Max. memory is 7.1 GB. [2019-10-15 01:21:22,456 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 146.8 MB. Free memory was 123.1 MB in the beginning and 122.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 703.01 ms. Allocated memory was 146.8 MB in the beginning and 205.0 MB in the end (delta: 58.2 MB). Free memory was 102.7 MB in the beginning and 170.3 MB in the end (delta: -67.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.04 ms. Allocated memory is still 205.0 MB. Free memory was 170.3 MB in the beginning and 165.8 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1373.85 ms. Allocated memory was 205.0 MB in the beginning and 233.8 MB in the end (delta: 28.8 MB). Free memory was 165.8 MB in the beginning and 186.0 MB in the end (delta: -20.3 MB). Peak memory consumption was 77.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5166.73 ms. Allocated memory was 233.8 MB in the beginning and 278.4 MB in the end (delta: 44.6 MB). Free memory was 186.0 MB in the beginning and 106.6 MB in the end (delta: 79.4 MB). Peak memory consumption was 124.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 686]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 958]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 959]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 258 locations, 1 error locations. Result: SAFE, OverallTime: 5.0s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 978 SDtfs, 826 SDslu, 2273 SDs, 0 SdLazy, 885 SolverSat, 147 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 139 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1159occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 155 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 1235 PreInvPairs, 1236 NumberOfFragments, 74 HoareAnnotationTreeSize, 1235 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 72 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 438 NumberOfCodeBlocks, 438 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 518 ConstructedInterpolants, 0 QuantifiedInterpolants, 78004 SizeOfPredicates, 3 NumberOfNonLiveVariables, 750 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 61/69 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: TIME[ms]: 131, ITERATIONS: 1, WAS_STRONG: 1, WEAKENING_RATIO: 1.0, AVG_VARS_REMOVED_DURING_WEAKENING: 1.0804597701149425, AVG_WEAKENED_CONJUNCTS: 0.0, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...