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_spec2_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:20:35,713 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:20:35,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:20:35,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:20:35,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:20:35,730 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:20:35,731 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:20:35,733 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:20:35,735 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:20:35,736 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:20:35,737 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:20:35,738 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:20:35,738 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:20:35,739 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:20:35,741 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:20:35,742 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:20:35,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:20:35,744 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:20:35,745 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:20:35,747 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:20:35,749 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:20:35,750 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:20:35,753 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:20:35,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:20:35,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:20:35,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:20:35,760 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:20:35,761 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:20:35,763 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:20:35,764 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:20:35,764 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:20:35,766 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:20:35,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:20:35,768 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:20:35,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:20:35,770 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:20:35,771 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:20:35,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:20:35,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:20:35,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:20:35,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:20:35,778 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 [2019-10-13 21:20:35,802 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:20:35,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:20:35,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:20:35,805 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:20:35,805 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:20:35,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:20:35,805 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:20:35,806 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:20:35,806 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:20:35,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:20:35,807 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:20:35,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:20:35,807 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:20:35,808 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:20:35,808 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:20:35,808 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:20:35,808 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:20:35,809 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:20:35,809 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:20:35,809 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:20:35,809 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:20:35,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:20:35,810 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:20:35,810 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:20:35,810 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:20:35,810 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:20:35,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:20:35,811 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:20:35,811 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 [2019-10-13 21:20:36,111 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:20:36,126 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:20:36,132 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:20:36,134 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:20:36,134 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:20:36,135 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product23.cil.c [2019-10-13 21:20:36,199 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5ac7fd64/ce9533a338a546d596276e8955a866e2/FLAG0da523623 [2019-10-13 21:20:36,726 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:20:36,727 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product23.cil.c [2019-10-13 21:20:36,742 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5ac7fd64/ce9533a338a546d596276e8955a866e2/FLAG0da523623 [2019-10-13 21:20:37,057 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5ac7fd64/ce9533a338a546d596276e8955a866e2 [2019-10-13 21:20:37,067 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:20:37,069 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:20:37,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:20:37,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:20:37,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:20:37,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:20:37" (1/1) ... [2019-10-13 21:20:37,077 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@790ce9f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:37, skipping insertion in model container [2019-10-13 21:20:37,078 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:20:37" (1/1) ... [2019-10-13 21:20:37,086 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:20:37,139 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:20:37,624 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:20:37,644 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:20:37,770 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:20:37,805 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:20:37,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:37 WrapperNode [2019-10-13 21:20:37,805 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:20:37,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:20:37,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:20:37,806 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:20:37,816 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:37" (1/1) ... [2019-10-13 21:20:37,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:37" (1/1) ... [2019-10-13 21:20:37,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:37" (1/1) ... [2019-10-13 21:20:37,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:37" (1/1) ... [2019-10-13 21:20:37,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:37" (1/1) ... [2019-10-13 21:20:37,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:37" (1/1) ... [2019-10-13 21:20:37,881 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:37" (1/1) ... [2019-10-13 21:20:37,889 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:20:37,889 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:20:37,889 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:20:37,890 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:20:37,891 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:37" (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 [2019-10-13 21:20:37,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:20:37,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:20:37,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:20:37,959 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:20:37,959 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:20:37,959 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:20:37,959 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:20:37,960 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:20:37,960 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:20:37,960 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 21:20:37,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-13 21:20:37,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-13 21:20:37,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:20:37,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:20:37,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:20:37,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:20:37,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:20:37,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:20:37,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:20:37,962 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:20:37,962 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:20:37,962 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 21:20:37,962 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-13 21:20:37,962 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:20:37,963 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:20:37,963 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:20:37,963 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:20:37,963 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:20:37,963 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:20:37,963 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 21:20:37,964 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-13 21:20:37,964 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:20:37,964 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:20:37,964 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:20:37,964 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:20:37,964 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:20:37,965 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:20:37,965 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:20:37,965 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:20:37,965 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:20:37,965 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:20:37,965 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:20:37,965 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:20:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:20:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:20:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:20:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:20:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:20:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:20:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 21:20:37,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:20:37,967 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:20:37,967 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:20:37,967 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-13 21:20:37,967 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-13 21:20:37,967 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:20:37,968 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:20:37,968 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:20:37,968 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:20:37,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:20:37,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:20:37,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:20:37,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:20:37,969 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:20:37,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:20:37,969 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:20:37,969 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:20:37,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:20:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:20:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:20:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:20:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-13 21:20:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:20:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:20:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:20:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:20:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:20:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:20:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:20:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 21:20:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 21:20:37,972 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-13 21:20:37,972 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:20:37,972 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:20:37,972 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:20:37,972 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:20:37,972 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:20:37,973 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:20:37,973 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:20:37,973 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:20:37,973 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:20:37,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:20:37,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:20:37,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:20:39,244 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:20:39,244 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:20:39,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:20:39 BoogieIcfgContainer [2019-10-13 21:20:39,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:20:39,247 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:20:39,247 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:20:39,251 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:20:39,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:20:37" (1/3) ... [2019-10-13 21:20:39,252 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42d4acde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:20:39, skipping insertion in model container [2019-10-13 21:20:39,252 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:37" (2/3) ... [2019-10-13 21:20:39,252 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42d4acde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:20:39, skipping insertion in model container [2019-10-13 21:20:39,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:20:39" (3/3) ... [2019-10-13 21:20:39,254 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product23.cil.c [2019-10-13 21:20:39,264 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:20:39,273 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:20:39,285 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:20:39,313 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:20:39,313 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:20:39,313 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:20:39,313 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:20:39,314 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:20:39,314 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:20:39,314 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:20:39,314 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:20:39,338 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states. [2019-10-13 21:20:39,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-13 21:20:39,348 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:39,350 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] [2019-10-13 21:20:39,352 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:39,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:39,358 INFO L82 PathProgramCache]: Analyzing trace with hash 2113411810, now seen corresponding path program 1 times [2019-10-13 21:20:39,368 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:39,368 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775536279] [2019-10-13 21:20:39,369 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:39,369 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:39,369 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:39,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:39,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:20:39,724 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775536279] [2019-10-13 21:20:39,725 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:39,726 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:20:39,726 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098698247] [2019-10-13 21:20:39,731 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:20:39,733 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:39,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:20:39,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:20:39,758 INFO L87 Difference]: Start difference. First operand 173 states. Second operand 2 states. [2019-10-13 21:20:39,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:39,849 INFO L93 Difference]: Finished difference Result 256 states and 323 transitions. [2019-10-13 21:20:39,850 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:20:39,853 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-10-13 21:20:39,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:39,883 INFO L225 Difference]: With dead ends: 256 [2019-10-13 21:20:39,883 INFO L226 Difference]: Without dead ends: 130 [2019-10-13 21:20:39,893 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 [2019-10-13 21:20:39,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2019-10-13 21:20:39,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2019-10-13 21:20:39,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2019-10-13 21:20:39,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 155 transitions. [2019-10-13 21:20:39,996 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 155 transitions. Word has length 51 [2019-10-13 21:20:39,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:39,996 INFO L462 AbstractCegarLoop]: Abstraction has 130 states and 155 transitions. [2019-10-13 21:20:39,997 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:20:39,997 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 155 transitions. [2019-10-13 21:20:40,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-13 21:20:40,011 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:40,011 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] [2019-10-13 21:20:40,012 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:40,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:40,013 INFO L82 PathProgramCache]: Analyzing trace with hash 689903490, now seen corresponding path program 1 times [2019-10-13 21:20:40,014 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:40,014 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431016513] [2019-10-13 21:20:40,014 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:40,015 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:40,015 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:40,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:40,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:20:40,153 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431016513] [2019-10-13 21:20:40,153 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:40,153 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:20:40,154 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910525477] [2019-10-13 21:20:40,158 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:20:40,158 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:40,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:20:40,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:20:40,159 INFO L87 Difference]: Start difference. First operand 130 states and 155 transitions. Second operand 3 states. [2019-10-13 21:20:40,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:40,185 INFO L93 Difference]: Finished difference Result 199 states and 237 transitions. [2019-10-13 21:20:40,186 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:20:40,186 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-10-13 21:20:40,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:40,189 INFO L225 Difference]: With dead ends: 199 [2019-10-13 21:20:40,189 INFO L226 Difference]: Without dead ends: 121 [2019-10-13 21:20:40,191 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 [2019-10-13 21:20:40,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2019-10-13 21:20:40,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2019-10-13 21:20:40,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2019-10-13 21:20:40,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 143 transitions. [2019-10-13 21:20:40,210 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 143 transitions. Word has length 52 [2019-10-13 21:20:40,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:40,210 INFO L462 AbstractCegarLoop]: Abstraction has 121 states and 143 transitions. [2019-10-13 21:20:40,210 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:20:40,210 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 143 transitions. [2019-10-13 21:20:40,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-10-13 21:20:40,216 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:40,217 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] [2019-10-13 21:20:40,217 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:40,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:40,217 INFO L82 PathProgramCache]: Analyzing trace with hash -1868242676, now seen corresponding path program 1 times [2019-10-13 21:20:40,217 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:40,218 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556197226] [2019-10-13 21:20:40,218 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:40,218 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:40,218 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:40,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:40,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:20:40,372 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556197226] [2019-10-13 21:20:40,372 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:40,372 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:20:40,372 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416726379] [2019-10-13 21:20:40,373 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:20:40,373 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:40,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:20:40,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:20:40,374 INFO L87 Difference]: Start difference. First operand 121 states and 143 transitions. Second operand 7 states. [2019-10-13 21:20:40,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:40,910 INFO L93 Difference]: Finished difference Result 358 states and 441 transitions. [2019-10-13 21:20:40,911 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:20:40,911 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2019-10-13 21:20:40,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:40,915 INFO L225 Difference]: With dead ends: 358 [2019-10-13 21:20:40,916 INFO L226 Difference]: Without dead ends: 265 [2019-10-13 21:20:40,917 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 [2019-10-13 21:20:40,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2019-10-13 21:20:40,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 257. [2019-10-13 21:20:40,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2019-10-13 21:20:40,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 316 transitions. [2019-10-13 21:20:40,966 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 316 transitions. Word has length 56 [2019-10-13 21:20:40,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:40,967 INFO L462 AbstractCegarLoop]: Abstraction has 257 states and 316 transitions. [2019-10-13 21:20:40,967 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:20:40,967 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 316 transitions. [2019-10-13 21:20:40,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-10-13 21:20:40,970 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:40,970 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, 1] [2019-10-13 21:20:40,970 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:40,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:40,971 INFO L82 PathProgramCache]: Analyzing trace with hash -35458838, now seen corresponding path program 1 times [2019-10-13 21:20:40,971 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:40,971 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354270343] [2019-10-13 21:20:40,972 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:40,972 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:40,972 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:41,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:41,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:20:41,090 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354270343] [2019-10-13 21:20:41,090 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:41,091 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 21:20:41,091 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718589254] [2019-10-13 21:20:41,091 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 21:20:41,092 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:41,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 21:20:41,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 21:20:41,092 INFO L87 Difference]: Start difference. First operand 257 states and 316 transitions. Second operand 6 states. [2019-10-13 21:20:41,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:41,323 INFO L93 Difference]: Finished difference Result 697 states and 882 transitions. [2019-10-13 21:20:41,324 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:20:41,324 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2019-10-13 21:20:41,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:41,330 INFO L225 Difference]: With dead ends: 697 [2019-10-13 21:20:41,330 INFO L226 Difference]: Without dead ends: 468 [2019-10-13 21:20:41,332 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 21:20:41,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2019-10-13 21:20:41,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 462. [2019-10-13 21:20:41,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 462 states. [2019-10-13 21:20:41,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 572 transitions. [2019-10-13 21:20:41,391 INFO L78 Accepts]: Start accepts. Automaton has 462 states and 572 transitions. Word has length 62 [2019-10-13 21:20:41,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:41,397 INFO L462 AbstractCegarLoop]: Abstraction has 462 states and 572 transitions. [2019-10-13 21:20:41,398 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 21:20:41,398 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 572 transitions. [2019-10-13 21:20:41,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-10-13 21:20:41,402 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:41,402 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, 1, 1, 1, 1, 1] [2019-10-13 21:20:41,403 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:41,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:41,403 INFO L82 PathProgramCache]: Analyzing trace with hash 2033867398, now seen corresponding path program 1 times [2019-10-13 21:20:41,404 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:41,404 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382315529] [2019-10-13 21:20:41,405 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:41,405 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:41,406 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:41,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:41,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:20:41,658 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382315529] [2019-10-13 21:20:41,658 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:41,658 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:20:41,658 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810481682] [2019-10-13 21:20:41,660 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:20:41,661 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:41,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:20:41,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:20:41,663 INFO L87 Difference]: Start difference. First operand 462 states and 572 transitions. Second operand 7 states. [2019-10-13 21:20:42,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:42,148 INFO L93 Difference]: Finished difference Result 748 states and 953 transitions. [2019-10-13 21:20:42,149 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:20:42,149 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2019-10-13 21:20:42,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:42,152 INFO L225 Difference]: With dead ends: 748 [2019-10-13 21:20:42,152 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:20:42,155 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-13 21:20:42,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:20:42,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:20:42,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:20:42,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:20:42,158 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2019-10-13 21:20:42,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:42,158 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:20:42,158 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:20:42,185 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:20:42,186 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:20:42,192 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:20:43,354 INFO L443 ceAbstractionStarter]: For program point L255(line 255) no Hoare annotation was computed. [2019-10-13 21:20:43,355 INFO L443 ceAbstractionStarter]: For program point L254-2(lines 254 275) no Hoare annotation was computed. [2019-10-13 21:20:43,355 INFO L443 ceAbstractionStarter]: For program point L276(lines 253 277) no Hoare annotation was computed. [2019-10-13 21:20:43,355 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 229 284) no Hoare annotation was computed. [2019-10-13 21:20:43,355 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 229 284) no Hoare annotation was computed. [2019-10-13 21:20:43,356 INFO L443 ceAbstractionStarter]: For program point L260(lines 260 264) no Hoare annotation was computed. [2019-10-13 21:20:43,356 INFO L443 ceAbstractionStarter]: For program point L260-1(lines 260 264) no Hoare annotation was computed. [2019-10-13 21:20:43,356 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 229 284) no Hoare annotation was computed. [2019-10-13 21:20:43,356 INFO L443 ceAbstractionStarter]: For program point L317(lines 317 321) no Hoare annotation was computed. [2019-10-13 21:20:43,356 INFO L443 ceAbstractionStarter]: For program point L317-1(lines 317 321) no Hoare annotation was computed. [2019-10-13 21:20:43,356 INFO L443 ceAbstractionStarter]: For program point L312(line 312) no Hoare annotation was computed. [2019-10-13 21:20:43,357 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 285 344) no Hoare annotation was computed. [2019-10-13 21:20:43,357 INFO L443 ceAbstractionStarter]: For program point L311-2(lines 311 336) no Hoare annotation was computed. [2019-10-13 21:20:43,357 INFO L443 ceAbstractionStarter]: For program point L337(lines 310 338) no Hoare annotation was computed. [2019-10-13 21:20:43,357 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 285 344) no Hoare annotation was computed. [2019-10-13 21:20:43,357 INFO L443 ceAbstractionStarter]: For program point L330(line 330) no Hoare annotation was computed. [2019-10-13 21:20:43,357 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 285 344) no Hoare annotation was computed. [2019-10-13 21:20:43,359 INFO L443 ceAbstractionStarter]: For program point L330-1(line 330) no Hoare annotation was computed. [2019-10-13 21:20:43,359 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 839 845) the Hoare annotation is: true [2019-10-13 21:20:43,360 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 839 845) no Hoare annotation was computed. [2019-10-13 21:20:43,360 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 846 854) no Hoare annotation was computed. [2019-10-13 21:20:43,360 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 846 854) the Hoare annotation is: true [2019-10-13 21:20:43,360 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 846 854) no Hoare annotation was computed. [2019-10-13 21:20:43,362 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 929 951) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:43,364 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 929 951) no Hoare annotation was computed. [2019-10-13 21:20:43,364 INFO L439 ceAbstractionStarter]: At program point L941(line 941) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~8 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:43,365 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 929 951) no Hoare annotation was computed. [2019-10-13 21:20:43,365 INFO L439 ceAbstractionStarter]: At program point L941-1(line 941) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~8 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:43,365 INFO L443 ceAbstractionStarter]: For program point L939(lines 939 946) no Hoare annotation was computed. [2019-10-13 21:20:43,365 INFO L443 ceAbstractionStarter]: For program point L939-1(lines 939 946) no Hoare annotation was computed. [2019-10-13 21:20:43,365 INFO L443 ceAbstractionStarter]: For program point L937(line 937) no Hoare annotation was computed. [2019-10-13 21:20:43,366 INFO L439 ceAbstractionStarter]: At program point L936(line 936) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:43,366 INFO L439 ceAbstractionStarter]: At program point L935(line 935) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:43,366 INFO L439 ceAbstractionStarter]: At program point L935-1(line 935) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:43,366 INFO L443 ceAbstractionStarter]: For program point L897(line 897) no Hoare annotation was computed. [2019-10-13 21:20:43,366 INFO L443 ceAbstractionStarter]: For program point L896(line 896) no Hoare annotation was computed. [2019-10-13 21:20:43,366 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 887 910) no Hoare annotation was computed. [2019-10-13 21:20:43,367 INFO L443 ceAbstractionStarter]: For program point L895(line 895) no Hoare annotation was computed. [2019-10-13 21:20:43,367 INFO L443 ceAbstractionStarter]: For program point L894(line 894) no Hoare annotation was computed. [2019-10-13 21:20:43,367 INFO L443 ceAbstractionStarter]: For program point L893(line 893) no Hoare annotation was computed. [2019-10-13 21:20:43,367 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 887 910) no Hoare annotation was computed. [2019-10-13 21:20:43,369 INFO L443 ceAbstractionStarter]: For program point L892(line 892) no Hoare annotation was computed. [2019-10-13 21:20:43,370 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 887 910) no Hoare annotation was computed. [2019-10-13 21:20:43,370 INFO L443 ceAbstractionStarter]: For program point L905(line 905) no Hoare annotation was computed. [2019-10-13 21:20:43,370 INFO L443 ceAbstractionStarter]: For program point L904(line 904) no Hoare annotation was computed. [2019-10-13 21:20:43,370 INFO L443 ceAbstractionStarter]: For program point L903(line 903) no Hoare annotation was computed. [2019-10-13 21:20:43,370 INFO L443 ceAbstractionStarter]: For program point L902(line 902) no Hoare annotation was computed. [2019-10-13 21:20:43,370 INFO L443 ceAbstractionStarter]: For program point L901(line 901) no Hoare annotation was computed. [2019-10-13 21:20:43,370 INFO L443 ceAbstractionStarter]: For program point L900(line 900) no Hoare annotation was computed. [2019-10-13 21:20:43,370 INFO L443 ceAbstractionStarter]: For program point L899(line 899) no Hoare annotation was computed. [2019-10-13 21:20:43,371 INFO L443 ceAbstractionStarter]: For program point L898(line 898) no Hoare annotation was computed. [2019-10-13 21:20:43,371 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 802 816) no Hoare annotation was computed. [2019-10-13 21:20:43,371 INFO L439 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 21:20:43,371 INFO L443 ceAbstractionStarter]: For program point L806(lines 806 812) no Hoare annotation was computed. [2019-10-13 21:20:43,371 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 802 816) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) (or .cse0 (= ~pumpRunning~0 0)) (or .cse0 (= |old(~systemActive~0)| 0) (not (= 0 ~systemActive~0))))) [2019-10-13 21:20:43,371 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 802 816) no Hoare annotation was computed. [2019-10-13 21:20:43,372 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 738 746) no Hoare annotation was computed. [2019-10-13 21:20:43,372 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 738 746) the Hoare annotation is: true [2019-10-13 21:20:43,372 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 738 746) no Hoare annotation was computed. [2019-10-13 21:20:43,372 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 783 801) the Hoare annotation is: true [2019-10-13 21:20:43,375 INFO L443 ceAbstractionStarter]: For program point L792(lines 792 796) no Hoare annotation was computed. [2019-10-13 21:20:43,376 INFO L446 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2019-10-13 21:20:43,376 INFO L443 ceAbstractionStarter]: For program point L792-2(lines 792 796) no Hoare annotation was computed. [2019-10-13 21:20:43,376 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 783 801) no Hoare annotation was computed. [2019-10-13 21:20:43,376 INFO L443 ceAbstractionStarter]: For program point L790-1(line 790) no Hoare annotation was computed. [2019-10-13 21:20:43,376 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 783 801) no Hoare annotation was computed. [2019-10-13 21:20:43,376 INFO L443 ceAbstractionStarter]: For program point L766(lines 766 774) no Hoare annotation was computed. [2019-10-13 21:20:43,376 INFO L443 ceAbstractionStarter]: For program point L766-2(lines 766 774) no Hoare annotation was computed. [2019-10-13 21:20:43,377 INFO L443 ceAbstractionStarter]: For program point L754(lines 754 762) no Hoare annotation was computed. [2019-10-13 21:20:43,377 INFO L443 ceAbstractionStarter]: For program point L754-2(lines 754 762) no Hoare annotation was computed. [2019-10-13 21:20:43,377 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 747 782) no Hoare annotation was computed. [2019-10-13 21:20:43,377 INFO L443 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2019-10-13 21:20:43,377 INFO L443 ceAbstractionStarter]: For program point L777-1(line 777) no Hoare annotation was computed. [2019-10-13 21:20:43,377 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 747 782) no Hoare annotation was computed. [2019-10-13 21:20:43,377 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 747 782) no Hoare annotation was computed. [2019-10-13 21:20:43,377 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 832 838) no Hoare annotation was computed. [2019-10-13 21:20:43,378 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 832 838) the Hoare annotation is: true [2019-10-13 21:20:43,381 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 183 228) no Hoare annotation was computed. [2019-10-13 21:20:43,381 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 183 228) no Hoare annotation was computed. [2019-10-13 21:20:43,383 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 183 228) no Hoare annotation was computed. [2019-10-13 21:20:43,383 INFO L443 ceAbstractionStarter]: For program point L510(lines 510 530) no Hoare annotation was computed. [2019-10-13 21:20:43,383 INFO L443 ceAbstractionStarter]: For program point L510-1(lines 510 530) no Hoare annotation was computed. [2019-10-13 21:20:43,383 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 496 541) no Hoare annotation was computed. [2019-10-13 21:20:43,384 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 496 541) no Hoare annotation was computed. [2019-10-13 21:20:43,384 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 496 541) no Hoare annotation was computed. [2019-10-13 21:20:43,384 INFO L443 ceAbstractionStarter]: For program point L516(lines 516 523) no Hoare annotation was computed. [2019-10-13 21:20:43,384 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 918 928) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:43,384 INFO L439 ceAbstractionStarter]: At program point L923(line 923) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:43,385 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 918 928) no Hoare annotation was computed. [2019-10-13 21:20:43,385 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 918 928) no Hoare annotation was computed. [2019-10-13 21:20:43,385 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 727 737) the Hoare annotation is: true [2019-10-13 21:20:43,385 INFO L446 ceAbstractionStarter]: At program point L732(line 732) the Hoare annotation is: true [2019-10-13 21:20:43,385 INFO L443 ceAbstractionStarter]: For program point L732-1(line 732) no Hoare annotation was computed. [2019-10-13 21:20:43,385 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 727 737) no Hoare annotation was computed. [2019-10-13 21:20:43,385 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 727 737) no Hoare annotation was computed. [2019-10-13 21:20:43,386 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 719 726) the Hoare annotation is: true [2019-10-13 21:20:43,386 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 719 726) no Hoare annotation was computed. [2019-10-13 21:20:43,386 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 719 726) no Hoare annotation was computed. [2019-10-13 21:20:43,389 INFO L439 ceAbstractionStarter]: At program point L705(line 705) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 21:20:43,389 INFO L443 ceAbstractionStarter]: For program point L705-1(lines 686 710) no Hoare annotation was computed. [2019-10-13 21:20:43,389 INFO L439 ceAbstractionStarter]: At program point L700(line 700) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:20:43,389 INFO L439 ceAbstractionStarter]: At program point L696(line 696) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:20:43,390 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 686 710) no Hoare annotation was computed. [2019-10-13 21:20:43,390 INFO L443 ceAbstractionStarter]: For program point L694(lines 694 702) no Hoare annotation was computed. [2019-10-13 21:20:43,390 INFO L439 ceAbstractionStarter]: At program point L692(line 692) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:20:43,390 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 686 710) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 21:20:43,390 INFO L443 ceAbstractionStarter]: For program point L692-1(line 692) no Hoare annotation was computed. [2019-10-13 21:20:43,390 INFO L443 ceAbstractionStarter]: For program point L690(lines 690 707) no Hoare annotation was computed. [2019-10-13 21:20:43,390 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 652 658) no Hoare annotation was computed. [2019-10-13 21:20:43,391 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 652 658) the Hoare annotation is: true [2019-10-13 21:20:43,391 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 555 620) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:43,391 INFO L439 ceAbstractionStarter]: At program point L603(line 603) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:43,393 INFO L443 ceAbstractionStarter]: For program point L601(lines 601 607) no Hoare annotation was computed. [2019-10-13 21:20:43,393 INFO L439 ceAbstractionStarter]: At program point L601-1(lines 595 608) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:43,393 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 555 620) no Hoare annotation was computed. [2019-10-13 21:20:43,394 INFO L443 ceAbstractionStarter]: For program point L566(lines 565 612) no Hoare annotation was computed. [2019-10-13 21:20:43,394 INFO L443 ceAbstractionStarter]: For program point L595(lines 595 608) no Hoare annotation was computed. [2019-10-13 21:20:43,394 INFO L439 ceAbstractionStarter]: At program point L587(line 587) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:43,394 INFO L443 ceAbstractionStarter]: For program point L585(lines 585 591) no Hoare annotation was computed. [2019-10-13 21:20:43,394 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 585 591) no Hoare annotation was computed. [2019-10-13 21:20:43,395 INFO L439 ceAbstractionStarter]: At program point L610(lines 565 612) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:43,395 INFO L439 ceAbstractionStarter]: At program point L577(line 577) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:43,395 INFO L443 ceAbstractionStarter]: For program point L575(lines 575 581) no Hoare annotation was computed. [2019-10-13 21:20:43,395 INFO L443 ceAbstractionStarter]: For program point L575-1(lines 575 581) no Hoare annotation was computed. [2019-10-13 21:20:43,395 INFO L443 ceAbstractionStarter]: For program point L567(lines 567 571) no Hoare annotation was computed. [2019-10-13 21:20:43,395 INFO L439 ceAbstractionStarter]: At program point L613(lines 564 614) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:43,396 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 555 620) no Hoare annotation was computed. [2019-10-13 21:20:43,396 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 450 495) no Hoare annotation was computed. [2019-10-13 21:20:43,396 INFO L443 ceAbstractionStarter]: For program point L470(lines 470 477) no Hoare annotation was computed. [2019-10-13 21:20:43,396 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 450 495) no Hoare annotation was computed. [2019-10-13 21:20:43,396 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 450 495) no Hoare annotation was computed. [2019-10-13 21:20:43,396 INFO L443 ceAbstractionStarter]: For program point L464(lines 464 484) no Hoare annotation was computed. [2019-10-13 21:20:43,396 INFO L443 ceAbstractionStarter]: For program point L464-1(lines 464 484) no Hoare annotation was computed. [2019-10-13 21:20:43,396 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 126 134) no Hoare annotation was computed. [2019-10-13 21:20:43,397 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 126 134) the Hoare annotation is: true [2019-10-13 21:20:43,397 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 126 134) no Hoare annotation was computed. [2019-10-13 21:20:43,397 INFO L443 ceAbstractionStarter]: For program point L160(lines 160 166) no Hoare annotation was computed. [2019-10-13 21:20:43,397 INFO L443 ceAbstractionStarter]: For program point L159(lines 159 169) no Hoare annotation was computed. [2019-10-13 21:20:43,397 INFO L439 ceAbstractionStarter]: At program point L157(line 157) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-13 21:20:43,397 INFO L443 ceAbstractionStarter]: For program point L157-1(line 157) no Hoare annotation was computed. [2019-10-13 21:20:43,397 INFO L443 ceAbstractionStarter]: For program point L155(lines 155 172) no Hoare annotation was computed. [2019-10-13 21:20:43,397 INFO L443 ceAbstractionStarter]: For program point L155-1(lines 147 175) no Hoare annotation was computed. [2019-10-13 21:20:43,398 INFO L446 ceAbstractionStarter]: At program point L153(line 153) the Hoare annotation is: true [2019-10-13 21:20:43,398 INFO L443 ceAbstractionStarter]: For program point L153-1(line 153) no Hoare annotation was computed. [2019-10-13 21:20:43,398 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 147 175) the Hoare annotation is: true [2019-10-13 21:20:43,398 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 147 175) no Hoare annotation was computed. [2019-10-13 21:20:43,398 INFO L439 ceAbstractionStarter]: At program point L162(line 162) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-13 21:20:43,398 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2019-10-13 21:20:43,399 INFO L443 ceAbstractionStarter]: For program point L102(lines 102 110) no Hoare annotation was computed. [2019-10-13 21:20:43,399 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2019-10-13 21:20:43,399 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 94 116) no Hoare annotation was computed. [2019-10-13 21:20:43,399 INFO L443 ceAbstractionStarter]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2019-10-13 21:20:43,399 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 139 146) the Hoare annotation is: true [2019-10-13 21:20:43,399 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 139 146) no Hoare annotation was computed. [2019-10-13 21:20:43,399 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 139 146) no Hoare annotation was computed. [2019-10-13 21:20:43,399 INFO L443 ceAbstractionStarter]: For program point L417(lines 395 418) no Hoare annotation was computed. [2019-10-13 21:20:43,400 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 347 449) no Hoare annotation was computed. [2019-10-13 21:20:43,400 INFO L443 ceAbstractionStarter]: For program point L376(lines 376 392) no Hoare annotation was computed. [2019-10-13 21:20:43,400 INFO L443 ceAbstractionStarter]: For program point L436(lines 436 443) no Hoare annotation was computed. [2019-10-13 21:20:43,400 INFO L443 ceAbstractionStarter]: For program point L397(lines 396 416) no Hoare annotation was computed. [2019-10-13 21:20:43,400 INFO L443 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2019-10-13 21:20:43,400 INFO L443 ceAbstractionStarter]: For program point L428-1(line 428) no Hoare annotation was computed. [2019-10-13 21:20:43,400 INFO L443 ceAbstractionStarter]: For program point L393(lines 393 434) no Hoare annotation was computed. [2019-10-13 21:20:43,401 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 347 449) no Hoare annotation was computed. [2019-10-13 21:20:43,401 INFO L443 ceAbstractionStarter]: For program point L412(line 412) no Hoare annotation was computed. [2019-10-13 21:20:43,401 INFO L443 ceAbstractionStarter]: For program point L412-1(line 412) no Hoare annotation was computed. [2019-10-13 21:20:43,401 INFO L443 ceAbstractionStarter]: For program point L371(lines 371 375) no Hoare annotation was computed. [2019-10-13 21:20:43,401 INFO L443 ceAbstractionStarter]: For program point L435(lines 435 446) no Hoare annotation was computed. [2019-10-13 21:20:43,401 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 347 449) no Hoare annotation was computed. [2019-10-13 21:20:43,402 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 402) no Hoare annotation was computed. [2019-10-13 21:20:43,402 INFO L443 ceAbstractionStarter]: For program point L396-2(lines 396 416) no Hoare annotation was computed. [2019-10-13 21:20:43,402 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 822 831) no Hoare annotation was computed. [2019-10-13 21:20:43,403 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 822 831) no Hoare annotation was computed. [2019-10-13 21:20:43,403 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 822 831) no Hoare annotation was computed. [2019-10-13 21:20:43,403 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:43,403 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 21:20:43,403 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:43,403 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 711 718) no Hoare annotation was computed. [2019-10-13 21:20:43,403 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 711 718) no Hoare annotation was computed. [2019-10-13 21:20:43,404 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 711 718) no Hoare annotation was computed. [2019-10-13 21:20:43,404 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 117 125) no Hoare annotation was computed. [2019-10-13 21:20:43,404 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2019-10-13 21:20:43,404 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2019-10-13 21:20:43,404 INFO L443 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2019-10-13 21:20:43,404 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:43,405 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2019-10-13 21:20:43,405 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:43,405 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:20:43,405 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:43,405 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2019-10-13 21:20:43,405 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2019-10-13 21:20:43,405 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2019-10-13 21:20:43,406 INFO L439 ceAbstractionStarter]: At program point L641(line 641) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-10-13 21:20:43,406 INFO L439 ceAbstractionStarter]: At program point L639(lines 639 645) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 21:20:43,407 INFO L439 ceAbstractionStarter]: At program point L634(line 634) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 21:20:43,407 INFO L443 ceAbstractionStarter]: For program point L632(lines 631 650) no Hoare annotation was computed. [2019-10-13 21:20:43,408 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 628 651) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 21:20:43,408 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 628 651) no Hoare annotation was computed. [2019-10-13 21:20:43,408 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 628 651) no Hoare annotation was computed. [2019-10-13 21:20:43,408 INFO L446 ceAbstractionStarter]: At program point L867-2(lines 867 881) the Hoare annotation is: true [2019-10-13 21:20:43,408 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 857 886) no Hoare annotation was computed. [2019-10-13 21:20:43,408 INFO L446 ceAbstractionStarter]: At program point L863(line 863) the Hoare annotation is: true [2019-10-13 21:20:43,408 INFO L443 ceAbstractionStarter]: For program point L863-1(line 863) no Hoare annotation was computed. [2019-10-13 21:20:43,409 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 857 886) the Hoare annotation is: true [2019-10-13 21:20:43,411 INFO L446 ceAbstractionStarter]: At program point L882(lines 857 886) the Hoare annotation is: true [2019-10-13 21:20:43,411 INFO L443 ceAbstractionStarter]: For program point L878(line 878) no Hoare annotation was computed. [2019-10-13 21:20:43,411 INFO L443 ceAbstractionStarter]: For program point L871(lines 871 875) no Hoare annotation was computed. [2019-10-13 21:20:43,412 INFO L446 ceAbstractionStarter]: At program point L871-1(lines 871 875) the Hoare annotation is: true [2019-10-13 21:20:43,412 INFO L443 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2019-10-13 21:20:43,412 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2019-10-13 21:20:43,413 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2019-10-13 21:20:43,413 INFO L443 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2019-10-13 21:20:43,414 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 911 917) no Hoare annotation was computed. [2019-10-13 21:20:43,414 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 911 917) the Hoare annotation is: true [2019-10-13 21:20:43,415 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:43,415 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-13 21:20:43,415 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:20:43,415 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:43,416 INFO L443 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2019-10-13 21:20:43,416 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2019-10-13 21:20:43,416 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: true [2019-10-13 21:20:43,416 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 547) no Hoare annotation was computed. [2019-10-13 21:20:43,416 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 543 550) no Hoare annotation was computed. [2019-10-13 21:20:43,416 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 543 550) the Hoare annotation is: true [2019-10-13 21:20:43,417 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 543 550) no Hoare annotation was computed. [2019-10-13 21:20:43,417 INFO L439 ceAbstractionStarter]: At program point L670(line 670) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:20:43,417 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 660 684) no Hoare annotation was computed. [2019-10-13 21:20:43,417 INFO L443 ceAbstractionStarter]: For program point L668(lines 668 676) no Hoare annotation was computed. [2019-10-13 21:20:43,417 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 660 684) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 21:20:43,417 INFO L439 ceAbstractionStarter]: At program point L666(line 666) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:20:43,417 INFO L443 ceAbstractionStarter]: For program point L666-1(line 666) no Hoare annotation was computed. [2019-10-13 21:20:43,418 INFO L443 ceAbstractionStarter]: For program point L664(lines 664 681) no Hoare annotation was computed. [2019-10-13 21:20:43,418 INFO L439 ceAbstractionStarter]: At program point L679(line 679) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 21:20:43,418 INFO L443 ceAbstractionStarter]: For program point L679-1(lines 660 684) no Hoare annotation was computed. [2019-10-13 21:20:43,418 INFO L439 ceAbstractionStarter]: At program point L674(line 674) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:20:43,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:20:43 BoogieIcfgContainer [2019-10-13 21:20:43,445 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:20:43,449 INFO L168 Benchmark]: Toolchain (without parser) took 6378.31 ms. Allocated memory was 143.7 MB in the beginning and 298.3 MB in the end (delta: 154.7 MB). Free memory was 100.3 MB in the beginning and 206.6 MB in the end (delta: -106.3 MB). Peak memory consumption was 120.9 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:43,451 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 143.7 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-10-13 21:20:43,453 INFO L168 Benchmark]: CACSL2BoogieTranslator took 736.01 ms. Allocated memory was 143.7 MB in the beginning and 201.9 MB in the end (delta: 58.2 MB). Free memory was 100.1 MB in the beginning and 169.5 MB in the end (delta: -69.4 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:43,455 INFO L168 Benchmark]: Boogie Preprocessor took 82.89 ms. Allocated memory is still 201.9 MB. Free memory was 169.5 MB in the beginning and 165.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:43,460 INFO L168 Benchmark]: RCFGBuilder took 1357.00 ms. Allocated memory was 201.9 MB in the beginning and 231.7 MB in the end (delta: 29.9 MB). Free memory was 165.3 MB in the beginning and 195.5 MB in the end (delta: -30.2 MB). Peak memory consumption was 86.3 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:43,461 INFO L168 Benchmark]: TraceAbstraction took 4197.66 ms. Allocated memory was 231.7 MB in the beginning and 298.3 MB in the end (delta: 66.6 MB). Free memory was 195.5 MB in the beginning and 206.6 MB in the end (delta: -11.1 MB). Peak memory consumption was 128.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:43,474 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 143.7 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 736.01 ms. Allocated memory was 143.7 MB in the beginning and 201.9 MB in the end (delta: 58.2 MB). Free memory was 100.1 MB in the beginning and 169.5 MB in the end (delta: -69.4 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 82.89 ms. Allocated memory is still 201.9 MB. Free memory was 169.5 MB in the beginning and 165.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1357.00 ms. Allocated memory was 201.9 MB in the beginning and 231.7 MB in the end (delta: 29.9 MB). Free memory was 165.3 MB in the beginning and 195.5 MB in the end (delta: -30.2 MB). Peak memory consumption was 86.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4197.66 ms. Allocated memory was 231.7 MB in the beginning and 298.3 MB in the end (delta: 66.6 MB). Free memory was 195.5 MB in the beginning and 206.6 MB in the end (delta: -11.1 MB). Peak memory consumption was 128.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 547]: 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: 867]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 565]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 235 locations, 1 error locations. Result: SAFE, OverallTime: 4.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, HoareTripleCheckerStatistics: 726 SDtfs, 498 SDslu, 1322 SDs, 0 SdLazy, 465 SolverSat, 119 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=462occurred in iteration=4, 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, 5 MinimizatonAttempts, 14 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 584 PreInvPairs, 629 NumberOfFragments, 551 HoareAnnotationTreeSize, 584 FomulaSimplifications, 397 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 61 FomulaSimplificationsInter, 2097 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 287 NumberOfCodeBlocks, 287 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 282 ConstructedInterpolants, 0 QuantifiedInterpolants, 29734 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...