/usr/bin/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_spec1_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 00:58:13,609 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 00:58:13,612 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 00:58:13,629 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 00:58:13,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 00:58:13,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 00:58:13,633 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 00:58:13,643 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 00:58:13,647 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 00:58:13,651 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 00:58:13,652 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 00:58:13,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 00:58:13,654 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 00:58:13,655 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 00:58:13,657 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 00:58:13,659 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 00:58:13,660 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 00:58:13,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 00:58:13,662 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 00:58:13,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 00:58:13,671 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 00:58:13,674 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 00:58:13,676 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 00:58:13,677 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 00:58:13,679 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 00:58:13,679 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 00:58:13,680 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 00:58:13,681 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 00:58:13,682 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 00:58:13,683 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 00:58:13,684 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 00:58:13,685 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 00:58:13,686 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 00:58:13,687 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 00:58:13,688 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 00:58:13,689 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 00:58:13,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 00:58:13,690 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 00:58:13,690 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 00:58:13,691 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 00:58:13,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 00:58:13,693 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 [2019-11-07 00:58:13,720 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 00:58:13,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 00:58:13,722 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 00:58:13,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 00:58:13,722 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 00:58:13,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 00:58:13,722 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 00:58:13,723 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 00:58:13,723 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 00:58:13,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 00:58:13,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 00:58:13,723 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 00:58:13,723 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 00:58:13,724 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 00:58:13,724 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 00:58:13,724 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 00:58:13,724 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 00:58:13,724 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 00:58:13,725 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 00:58:13,725 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 00:58:13,725 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 00:58:13,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 00:58:13,725 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 00:58:13,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 00:58:13,726 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 00:58:13,726 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 00:58:13,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 00:58:13,726 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 00:58:13,726 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 [2019-11-07 00:58:14,003 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 00:58:14,017 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 00:58:14,021 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 00:58:14,023 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 00:58:14,023 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 00:58:14,024 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product28.cil.c [2019-11-07 00:58:14,088 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a8a0eef8/5bc9ddc077e54018ae22850489201f11/FLAG5232452b5 [2019-11-07 00:58:14,629 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 00:58:14,633 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product28.cil.c [2019-11-07 00:58:14,651 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a8a0eef8/5bc9ddc077e54018ae22850489201f11/FLAG5232452b5 [2019-11-07 00:58:14,925 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a8a0eef8/5bc9ddc077e54018ae22850489201f11 [2019-11-07 00:58:14,935 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 00:58:14,937 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 00:58:14,941 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 00:58:14,941 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 00:58:14,944 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 00:58:14,945 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:58:14" (1/1) ... [2019-11-07 00:58:14,948 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@176f763f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:58:14, skipping insertion in model container [2019-11-07 00:58:14,949 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:58:14" (1/1) ... [2019-11-07 00:58:14,958 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 00:58:15,022 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 00:58:15,497 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 00:58:15,521 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 00:58:15,617 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 00:58:15,653 INFO L192 MainTranslator]: Completed translation [2019-11-07 00:58:15,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:58:15 WrapperNode [2019-11-07 00:58:15,653 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 00:58:15,655 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 00:58:15,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 00:58:15,655 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 00:58:15,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:58:15" (1/1) ... [2019-11-07 00:58:15,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:58:15" (1/1) ... [2019-11-07 00:58:15,690 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:58:15" (1/1) ... [2019-11-07 00:58:15,690 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:58:15" (1/1) ... [2019-11-07 00:58:15,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:58:15" (1/1) ... [2019-11-07 00:58:15,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:58:15" (1/1) ... [2019-11-07 00:58:15,742 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:58:15" (1/1) ... [2019-11-07 00:58:15,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 00:58:15,754 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 00:58:15,754 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 00:58:15,755 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 00:58:15,756 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:58:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 00:58:15,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 00:58:15,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 00:58:15,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 00:58:15,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 00:58:15,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 00:58:15,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 00:58:15,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 00:58:15,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 00:58:15,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 00:58:15,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 00:58:15,844 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 00:58:15,845 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 00:58:15,845 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 00:58:15,846 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 00:58:15,846 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 00:58:15,846 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 00:58:15,849 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-11-07 00:58:15,849 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 00:58:15,849 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 00:58:15,849 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 00:58:15,849 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 00:58:15,849 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-11-07 00:58:15,850 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 00:58:15,850 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 00:58:15,850 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 00:58:15,850 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 00:58:15,850 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 00:58:15,851 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-11-07 00:58:15,851 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-11-07 00:58:15,851 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-11-07 00:58:15,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-11-07 00:58:15,851 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 00:58:15,851 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 00:58:15,851 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 00:58:15,852 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 00:58:15,852 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 00:58:15,852 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 00:58:15,852 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 00:58:15,852 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 00:58:15,852 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 00:58:15,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 00:58:15,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 00:58:15,853 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 00:58:15,853 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 00:58:15,853 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 00:58:15,853 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 00:58:15,853 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 00:58:15,854 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 00:58:15,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 00:58:15,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 00:58:15,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 00:58:15,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 00:58:15,854 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 00:58:15,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 00:58:15,855 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 00:58:15,855 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 00:58:15,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 00:58:15,855 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 00:58:15,855 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 00:58:15,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 00:58:15,856 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 00:58:15,857 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 00:58:15,857 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 00:58:15,858 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 00:58:15,858 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 00:58:15,858 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 00:58:15,858 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 00:58:15,858 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-11-07 00:58:15,859 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-11-07 00:58:15,859 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-11-07 00:58:15,859 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 00:58:15,859 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 00:58:15,859 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 00:58:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 00:58:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 00:58:15,861 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 00:58:15,861 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 00:58:15,861 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-11-07 00:58:15,861 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 00:58:15,862 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 00:58:15,862 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-11-07 00:58:15,862 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-11-07 00:58:15,862 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 00:58:15,862 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 00:58:15,863 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 00:58:15,864 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 00:58:15,864 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 00:58:15,865 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 00:58:15,865 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 00:58:15,865 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 00:58:15,865 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 00:58:15,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 00:58:15,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 00:58:15,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 00:58:17,048 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 00:58:17,049 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 00:58:17,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:58:17 BoogieIcfgContainer [2019-11-07 00:58:17,051 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 00:58:17,052 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 00:58:17,052 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 00:58:17,056 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 00:58:17,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:58:14" (1/3) ... [2019-11-07 00:58:17,058 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11ea1ee3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:58:17, skipping insertion in model container [2019-11-07 00:58:17,058 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:58:15" (2/3) ... [2019-11-07 00:58:17,059 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11ea1ee3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:58:17, skipping insertion in model container [2019-11-07 00:58:17,059 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:58:17" (3/3) ... [2019-11-07 00:58:17,062 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product28.cil.c [2019-11-07 00:58:17,073 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 00:58:17,081 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 00:58:17,093 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 00:58:17,119 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 00:58:17,120 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 00:58:17,120 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 00:58:17,120 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 00:58:17,120 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 00:58:17,120 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 00:58:17,120 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 00:58:17,120 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 00:58:17,140 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states. [2019-11-07 00:58:17,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-07 00:58:17,150 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:58:17,151 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:58:17,153 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:58:17,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:58:17,159 INFO L82 PathProgramCache]: Analyzing trace with hash -288124257, now seen corresponding path program 1 times [2019-11-07 00:58:17,170 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:58:17,170 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940644655] [2019-11-07 00:58:17,171 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:58:17,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:58:17,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:58:17,569 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940644655] [2019-11-07 00:58:17,570 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:58:17,570 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-07 00:58:17,571 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103468254] [2019-11-07 00:58:17,576 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-07 00:58:17,578 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:58:17,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-07 00:58:17,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 00:58:17,596 INFO L87 Difference]: Start difference. First operand 168 states. Second operand 2 states. [2019-11-07 00:58:17,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:58:17,637 INFO L93 Difference]: Finished difference Result 228 states and 283 transitions. [2019-11-07 00:58:17,637 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-07 00:58:17,638 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-11-07 00:58:17,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:58:17,652 INFO L225 Difference]: With dead ends: 228 [2019-11-07 00:58:17,653 INFO L226 Difference]: Without dead ends: 114 [2019-11-07 00:58:17,658 INFO L630 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 [2019-11-07 00:58:17,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2019-11-07 00:58:17,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2019-11-07 00:58:17,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2019-11-07 00:58:17,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 133 transitions. [2019-11-07 00:58:17,747 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 133 transitions. Word has length 46 [2019-11-07 00:58:17,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:58:17,748 INFO L462 AbstractCegarLoop]: Abstraction has 114 states and 133 transitions. [2019-11-07 00:58:17,748 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-07 00:58:17,748 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 133 transitions. [2019-11-07 00:58:17,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-07 00:58:17,753 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:58:17,754 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:58:17,754 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:58:17,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:58:17,754 INFO L82 PathProgramCache]: Analyzing trace with hash 1803412453, now seen corresponding path program 1 times [2019-11-07 00:58:17,755 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:58:17,755 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355530958] [2019-11-07 00:58:17,755 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:58:17,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:58:17,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:58:17,860 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355530958] [2019-11-07 00:58:17,861 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:58:17,861 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:58:17,861 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973100745] [2019-11-07 00:58:17,863 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:58:17,863 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:58:17,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:58:17,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:58:17,864 INFO L87 Difference]: Start difference. First operand 114 states and 133 transitions. Second operand 3 states. [2019-11-07 00:58:17,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:58:17,883 INFO L93 Difference]: Finished difference Result 167 states and 193 transitions. [2019-11-07 00:58:17,883 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:58:17,884 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-11-07 00:58:17,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:58:17,886 INFO L225 Difference]: With dead ends: 167 [2019-11-07 00:58:17,886 INFO L226 Difference]: Without dead ends: 105 [2019-11-07 00:58:17,887 INFO L630 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 [2019-11-07 00:58:17,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2019-11-07 00:58:17,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2019-11-07 00:58:17,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2019-11-07 00:58:17,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 121 transitions. [2019-11-07 00:58:17,900 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 121 transitions. Word has length 47 [2019-11-07 00:58:17,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:58:17,901 INFO L462 AbstractCegarLoop]: Abstraction has 105 states and 121 transitions. [2019-11-07 00:58:17,901 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:58:17,901 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 121 transitions. [2019-11-07 00:58:17,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-07 00:58:17,903 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:58:17,903 INFO L410 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] [2019-11-07 00:58:17,903 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:58:17,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:58:17,904 INFO L82 PathProgramCache]: Analyzing trace with hash -1345236079, now seen corresponding path program 1 times [2019-11-07 00:58:17,904 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:58:17,904 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503657872] [2019-11-07 00:58:17,904 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:58:17,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:58:18,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:58:18,119 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503657872] [2019-11-07 00:58:18,119 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:58:18,119 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 00:58:18,119 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051004877] [2019-11-07 00:58:18,120 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 00:58:18,120 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:58:18,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 00:58:18,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-07 00:58:18,121 INFO L87 Difference]: Start difference. First operand 105 states and 121 transitions. Second operand 7 states. [2019-11-07 00:58:18,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:58:18,550 INFO L93 Difference]: Finished difference Result 317 states and 383 transitions. [2019-11-07 00:58:18,550 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-07 00:58:18,551 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2019-11-07 00:58:18,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:58:18,554 INFO L225 Difference]: With dead ends: 317 [2019-11-07 00:58:18,555 INFO L226 Difference]: Without dead ends: 236 [2019-11-07 00:58:18,556 INFO L630 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 [2019-11-07 00:58:18,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2019-11-07 00:58:18,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 224. [2019-11-07 00:58:18,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2019-11-07 00:58:18,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 270 transitions. [2019-11-07 00:58:18,592 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 270 transitions. Word has length 52 [2019-11-07 00:58:18,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:58:18,592 INFO L462 AbstractCegarLoop]: Abstraction has 224 states and 270 transitions. [2019-11-07 00:58:18,592 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 00:58:18,592 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 270 transitions. [2019-11-07 00:58:18,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-07 00:58:18,595 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:58:18,595 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:58:18,596 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:58:18,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:58:18,621 INFO L82 PathProgramCache]: Analyzing trace with hash 2003868692, now seen corresponding path program 1 times [2019-11-07 00:58:18,623 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:58:18,623 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634082910] [2019-11-07 00:58:18,623 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:58:18,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:58:18,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:58:18,726 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634082910] [2019-11-07 00:58:18,726 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:58:18,726 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-07 00:58:18,727 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105058796] [2019-11-07 00:58:18,728 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-07 00:58:18,728 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:58:18,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-07 00:58:18,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-07 00:58:18,728 INFO L87 Difference]: Start difference. First operand 224 states and 270 transitions. Second operand 6 states. [2019-11-07 00:58:18,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:58:18,938 INFO L93 Difference]: Finished difference Result 609 states and 758 transitions. [2019-11-07 00:58:18,939 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 00:58:18,939 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2019-11-07 00:58:18,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:58:18,948 INFO L225 Difference]: With dead ends: 609 [2019-11-07 00:58:18,949 INFO L226 Difference]: Without dead ends: 409 [2019-11-07 00:58:18,953 INFO L630 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 [2019-11-07 00:58:18,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2019-11-07 00:58:18,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 403. [2019-11-07 00:58:18,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 403 states. [2019-11-07 00:58:18,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 490 transitions. [2019-11-07 00:58:18,996 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 490 transitions. Word has length 57 [2019-11-07 00:58:18,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:58:18,997 INFO L462 AbstractCegarLoop]: Abstraction has 403 states and 490 transitions. [2019-11-07 00:58:18,997 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-07 00:58:18,997 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 490 transitions. [2019-11-07 00:58:19,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-07 00:58:19,000 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:58:19,001 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:58:19,001 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:58:19,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:58:19,001 INFO L82 PathProgramCache]: Analyzing trace with hash -1476950312, now seen corresponding path program 1 times [2019-11-07 00:58:19,002 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:58:19,002 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616611185] [2019-11-07 00:58:19,002 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:58:19,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:58:19,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:58:19,200 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616611185] [2019-11-07 00:58:19,200 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:58:19,200 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 00:58:19,200 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921108303] [2019-11-07 00:58:19,201 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 00:58:19,201 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:58:19,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 00:58:19,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-07 00:58:19,202 INFO L87 Difference]: Start difference. First operand 403 states and 490 transitions. Second operand 7 states. [2019-11-07 00:58:19,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:58:19,548 INFO L93 Difference]: Finished difference Result 677 states and 848 transitions. [2019-11-07 00:58:19,548 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 00:58:19,548 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2019-11-07 00:58:19,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:58:19,549 INFO L225 Difference]: With dead ends: 677 [2019-11-07 00:58:19,549 INFO L226 Difference]: Without dead ends: 0 [2019-11-07 00:58:19,552 INFO L630 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 [2019-11-07 00:58:19,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-07 00:58:19,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-07 00:58:19,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-07 00:58:19,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-07 00:58:19,554 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2019-11-07 00:58:19,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:58:19,554 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-07 00:58:19,554 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 00:58:19,554 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-07 00:58:19,554 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-07 00:58:19,559 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-07 00:58:20,650 INFO L443 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-07 00:58:20,651 INFO L443 ceAbstractionStarter]: For program point L126-2(lines 126 147) no Hoare annotation was computed. [2019-11-07 00:58:20,651 INFO L443 ceAbstractionStarter]: For program point L148(lines 125 149) no Hoare annotation was computed. [2019-11-07 00:58:20,651 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 101 156) no Hoare annotation was computed. [2019-11-07 00:58:20,651 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 101 156) no Hoare annotation was computed. [2019-11-07 00:58:20,651 INFO L443 ceAbstractionStarter]: For program point L132(lines 132 136) no Hoare annotation was computed. [2019-11-07 00:58:20,651 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 132 136) no Hoare annotation was computed. [2019-11-07 00:58:20,652 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 101 156) no Hoare annotation was computed. [2019-11-07 00:58:20,652 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 193) no Hoare annotation was computed. [2019-11-07 00:58:20,652 INFO L443 ceAbstractionStarter]: For program point L189-1(lines 189 193) no Hoare annotation was computed. [2019-11-07 00:58:20,652 INFO L443 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-07 00:58:20,652 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 157 216) no Hoare annotation was computed. [2019-11-07 00:58:20,652 INFO L443 ceAbstractionStarter]: For program point L183-2(lines 183 208) no Hoare annotation was computed. [2019-11-07 00:58:20,652 INFO L443 ceAbstractionStarter]: For program point L209(lines 182 210) no Hoare annotation was computed. [2019-11-07 00:58:20,652 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 157 216) no Hoare annotation was computed. [2019-11-07 00:58:20,653 INFO L443 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-07 00:58:20,653 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 157 216) no Hoare annotation was computed. [2019-11-07 00:58:20,653 INFO L443 ceAbstractionStarter]: For program point L202-1(line 202) no Hoare annotation was computed. [2019-11-07 00:58:20,653 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 829 835) the Hoare annotation is: true [2019-11-07 00:58:20,653 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 829 835) no Hoare annotation was computed. [2019-11-07 00:58:20,653 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 836 844) no Hoare annotation was computed. [2019-11-07 00:58:20,654 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 836 844) the Hoare annotation is: true [2019-11-07 00:58:20,654 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 836 844) no Hoare annotation was computed. [2019-11-07 00:58:20,654 INFO L439 ceAbstractionStarter]: At program point L930-1(line 930) 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))) [2019-11-07 00:58:20,654 INFO L443 ceAbstractionStarter]: For program point L928(lines 928 935) no Hoare annotation was computed. [2019-11-07 00:58:20,654 INFO L443 ceAbstractionStarter]: For program point L928-1(lines 928 935) no Hoare annotation was computed. [2019-11-07 00:58:20,654 INFO L443 ceAbstractionStarter]: For program point L926(line 926) no Hoare annotation was computed. [2019-11-07 00:58:20,655 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 918 940) 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))) [2019-11-07 00:58:20,655 INFO L439 ceAbstractionStarter]: At program point L925(line 925) 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))) [2019-11-07 00:58:20,655 INFO L439 ceAbstractionStarter]: At program point L924(line 924) 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))) [2019-11-07 00:58:20,655 INFO L439 ceAbstractionStarter]: At program point L924-1(line 924) 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))) [2019-11-07 00:58:20,655 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 918 940) no Hoare annotation was computed. [2019-11-07 00:58:20,655 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 918 940) no Hoare annotation was computed. [2019-11-07 00:58:20,656 INFO L439 ceAbstractionStarter]: At program point L930(line 930) 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))) [2019-11-07 00:58:20,656 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 877 900) no Hoare annotation was computed. [2019-11-07 00:58:20,656 INFO L443 ceAbstractionStarter]: For program point L895(line 895) no Hoare annotation was computed. [2019-11-07 00:58:20,656 INFO L443 ceAbstractionStarter]: For program point L894(line 894) no Hoare annotation was computed. [2019-11-07 00:58:20,656 INFO L443 ceAbstractionStarter]: For program point L893(line 893) no Hoare annotation was computed. [2019-11-07 00:58:20,656 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 877 900) no Hoare annotation was computed. [2019-11-07 00:58:20,657 INFO L443 ceAbstractionStarter]: For program point L892(line 892) no Hoare annotation was computed. [2019-11-07 00:58:20,657 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 877 900) no Hoare annotation was computed. [2019-11-07 00:58:20,657 INFO L443 ceAbstractionStarter]: For program point L891(line 891) no Hoare annotation was computed. [2019-11-07 00:58:20,657 INFO L443 ceAbstractionStarter]: For program point L890(line 890) no Hoare annotation was computed. [2019-11-07 00:58:20,657 INFO L443 ceAbstractionStarter]: For program point L889(line 889) no Hoare annotation was computed. [2019-11-07 00:58:20,657 INFO L443 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2019-11-07 00:58:20,657 INFO L443 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2019-11-07 00:58:20,658 INFO L443 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2019-11-07 00:58:20,658 INFO L443 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2019-11-07 00:58:20,658 INFO L443 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2019-11-07 00:58:20,658 INFO L443 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2019-11-07 00:58:20,658 INFO L443 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2019-11-07 00:58:20,658 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 758 772) no Hoare annotation was computed. [2019-11-07 00:58:20,658 INFO L439 ceAbstractionStarter]: At program point L764(line 764) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-11-07 00:58:20,659 INFO L443 ceAbstractionStarter]: For program point L762(lines 762 768) no Hoare annotation was computed. [2019-11-07 00:58:20,659 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 758 772) 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))))) [2019-11-07 00:58:20,659 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 758 772) no Hoare annotation was computed. [2019-11-07 00:58:20,659 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 694 702) no Hoare annotation was computed. [2019-11-07 00:58:20,659 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 694 702) the Hoare annotation is: true [2019-11-07 00:58:20,659 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 694 702) no Hoare annotation was computed. [2019-11-07 00:58:20,659 INFO L443 ceAbstractionStarter]: For program point L748(lines 748 752) no Hoare annotation was computed. [2019-11-07 00:58:20,660 INFO L446 ceAbstractionStarter]: At program point L746(line 746) the Hoare annotation is: true [2019-11-07 00:58:20,660 INFO L443 ceAbstractionStarter]: For program point L748-2(lines 748 752) no Hoare annotation was computed. [2019-11-07 00:58:20,660 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 739 757) the Hoare annotation is: true [2019-11-07 00:58:20,660 INFO L443 ceAbstractionStarter]: For program point L746-1(line 746) no Hoare annotation was computed. [2019-11-07 00:58:20,660 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 739 757) no Hoare annotation was computed. [2019-11-07 00:58:20,660 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 739 757) no Hoare annotation was computed. [2019-11-07 00:58:20,660 INFO L443 ceAbstractionStarter]: For program point L733(line 733) no Hoare annotation was computed. [2019-11-07 00:58:20,660 INFO L443 ceAbstractionStarter]: For program point L733-1(line 733) no Hoare annotation was computed. [2019-11-07 00:58:20,661 INFO L443 ceAbstractionStarter]: For program point L722(lines 722 730) no Hoare annotation was computed. [2019-11-07 00:58:20,661 INFO L443 ceAbstractionStarter]: For program point L722-2(lines 722 730) no Hoare annotation was computed. [2019-11-07 00:58:20,661 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 703 738) no Hoare annotation was computed. [2019-11-07 00:58:20,661 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 703 738) no Hoare annotation was computed. [2019-11-07 00:58:20,661 INFO L443 ceAbstractionStarter]: For program point L710(lines 710 718) no Hoare annotation was computed. [2019-11-07 00:58:20,661 INFO L443 ceAbstractionStarter]: For program point L710-2(lines 710 718) no Hoare annotation was computed. [2019-11-07 00:58:20,661 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 703 738) no Hoare annotation was computed. [2019-11-07 00:58:20,661 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 822 828) no Hoare annotation was computed. [2019-11-07 00:58:20,662 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 822 828) the Hoare annotation is: true [2019-11-07 00:58:20,662 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 55 100) no Hoare annotation was computed. [2019-11-07 00:58:20,662 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 55 100) no Hoare annotation was computed. [2019-11-07 00:58:20,662 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 55 100) no Hoare annotation was computed. [2019-11-07 00:58:20,662 INFO L443 ceAbstractionStarter]: For program point L382(lines 382 402) no Hoare annotation was computed. [2019-11-07 00:58:20,662 INFO L443 ceAbstractionStarter]: For program point L382-1(lines 382 402) no Hoare annotation was computed. [2019-11-07 00:58:20,662 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 368 413) no Hoare annotation was computed. [2019-11-07 00:58:20,663 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 368 413) no Hoare annotation was computed. [2019-11-07 00:58:20,663 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 368 413) no Hoare annotation was computed. [2019-11-07 00:58:20,663 INFO L443 ceAbstractionStarter]: For program point L388(lines 388 395) no Hoare annotation was computed. [2019-11-07 00:58:20,663 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 908 917) 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))) [2019-11-07 00:58:20,663 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 908 917) no Hoare annotation was computed. [2019-11-07 00:58:20,663 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 908 917) no Hoare annotation was computed. [2019-11-07 00:58:20,663 INFO L443 ceAbstractionStarter]: For program point L688(line 688) no Hoare annotation was computed. [2019-11-07 00:58:20,664 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 683 693) no Hoare annotation was computed. [2019-11-07 00:58:20,664 INFO L443 ceAbstractionStarter]: For program point L688-1(line 688) no Hoare annotation was computed. [2019-11-07 00:58:20,664 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 683 693) no Hoare annotation was computed. [2019-11-07 00:58:20,664 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 683 693) no Hoare annotation was computed. [2019-11-07 00:58:20,664 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 675 682) the Hoare annotation is: true [2019-11-07 00:58:20,664 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 675 682) no Hoare annotation was computed. [2019-11-07 00:58:20,665 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 675 682) no Hoare annotation was computed. [2019-11-07 00:58:20,665 INFO L439 ceAbstractionStarter]: At program point L638(line 638) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-11-07 00:58:20,665 INFO L439 ceAbstractionStarter]: At program point L634(line 634) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-11-07 00:58:20,665 INFO L443 ceAbstractionStarter]: For program point L632(lines 632 640) no Hoare annotation was computed. [2019-11-07 00:58:20,665 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 624 648) no Hoare annotation was computed. [2019-11-07 00:58:20,665 INFO L439 ceAbstractionStarter]: At program point L630(line 630) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-11-07 00:58:20,665 INFO L443 ceAbstractionStarter]: For program point L630-1(line 630) no Hoare annotation was computed. [2019-11-07 00:58:20,666 INFO L443 ceAbstractionStarter]: For program point L628(lines 628 645) no Hoare annotation was computed. [2019-11-07 00:58:20,666 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 624 648) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-11-07 00:58:20,666 INFO L439 ceAbstractionStarter]: At program point L643(line 643) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-11-07 00:58:20,666 INFO L443 ceAbstractionStarter]: For program point L643-1(lines 624 648) no Hoare annotation was computed. [2019-11-07 00:58:20,666 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 616 622) no Hoare annotation was computed. [2019-11-07 00:58:20,666 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 616 622) the Hoare annotation is: true [2019-11-07 00:58:20,666 INFO L443 ceAbstractionStarter]: For program point L545(lines 545 551) no Hoare annotation was computed. [2019-11-07 00:58:20,666 INFO L443 ceAbstractionStarter]: For program point L545-1(lines 545 551) no Hoare annotation was computed. [2019-11-07 00:58:20,667 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 515 582) 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))) [2019-11-07 00:58:20,667 INFO L439 ceAbstractionStarter]: At program point L572(lines 525 574) 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))) [2019-11-07 00:58:20,667 INFO L439 ceAbstractionStarter]: At program point L537(line 537) 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))) [2019-11-07 00:58:20,667 INFO L443 ceAbstractionStarter]: For program point L535(lines 535 541) no Hoare annotation was computed. [2019-11-07 00:58:20,667 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 515 582) no Hoare annotation was computed. [2019-11-07 00:58:20,667 INFO L443 ceAbstractionStarter]: For program point L535-1(lines 535 541) no Hoare annotation was computed. [2019-11-07 00:58:20,667 INFO L443 ceAbstractionStarter]: For program point L527(lines 527 531) no Hoare annotation was computed. [2019-11-07 00:58:20,668 INFO L439 ceAbstractionStarter]: At program point L575(lines 524 576) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:58:20,668 INFO L439 ceAbstractionStarter]: At program point L565(line 565) 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))) [2019-11-07 00:58:20,668 INFO L443 ceAbstractionStarter]: For program point L563(lines 563 569) no Hoare annotation was computed. [2019-11-07 00:58:20,668 INFO L439 ceAbstractionStarter]: At program point L563-1(lines 555 570) 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))) [2019-11-07 00:58:20,668 INFO L443 ceAbstractionStarter]: For program point L526(lines 525 574) no Hoare annotation was computed. [2019-11-07 00:58:20,668 INFO L439 ceAbstractionStarter]: At program point L557(line 557) 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))) [2019-11-07 00:58:20,669 INFO L443 ceAbstractionStarter]: For program point L555(lines 555 570) no Hoare annotation was computed. [2019-11-07 00:58:20,669 INFO L439 ceAbstractionStarter]: At program point L547(line 547) 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))) [2019-11-07 00:58:20,669 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 515 582) no Hoare annotation was computed. [2019-11-07 00:58:20,669 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 322 367) no Hoare annotation was computed. [2019-11-07 00:58:20,669 INFO L443 ceAbstractionStarter]: For program point L342(lines 342 349) no Hoare annotation was computed. [2019-11-07 00:58:20,669 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 322 367) no Hoare annotation was computed. [2019-11-07 00:58:20,669 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 322 367) no Hoare annotation was computed. [2019-11-07 00:58:20,670 INFO L443 ceAbstractionStarter]: For program point L336(lines 336 356) no Hoare annotation was computed. [2019-11-07 00:58:20,670 INFO L443 ceAbstractionStarter]: For program point L336-1(lines 336 356) no Hoare annotation was computed. [2019-11-07 00:58:20,670 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 649 656) no Hoare annotation was computed. [2019-11-07 00:58:20,670 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 649 656) no Hoare annotation was computed. [2019-11-07 00:58:20,670 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 649 656) no Hoare annotation was computed. [2019-11-07 00:58:20,670 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 501 509) no Hoare annotation was computed. [2019-11-07 00:58:20,670 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 501 509) the Hoare annotation is: true [2019-11-07 00:58:20,671 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 501 509) no Hoare annotation was computed. [2019-11-07 00:58:20,671 INFO L443 ceAbstractionStarter]: For program point L477(lines 477 485) no Hoare annotation was computed. [2019-11-07 00:58:20,671 INFO L443 ceAbstractionStarter]: For program point L477-2(lines 477 485) no Hoare annotation was computed. [2019-11-07 00:58:20,671 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 469 491) no Hoare annotation was computed. [2019-11-07 00:58:20,671 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 469 491) no Hoare annotation was computed. [2019-11-07 00:58:20,673 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 469 491) no Hoare annotation was computed. [2019-11-07 00:58:20,673 INFO L443 ceAbstractionStarter]: For program point L289(lines 267 290) no Hoare annotation was computed. [2019-11-07 00:58:20,673 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 219 321) no Hoare annotation was computed. [2019-11-07 00:58:20,673 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 264) no Hoare annotation was computed. [2019-11-07 00:58:20,673 INFO L443 ceAbstractionStarter]: For program point L308(lines 308 315) no Hoare annotation was computed. [2019-11-07 00:58:20,673 INFO L443 ceAbstractionStarter]: For program point L269(lines 268 288) no Hoare annotation was computed. [2019-11-07 00:58:20,674 INFO L443 ceAbstractionStarter]: For program point L300(line 300) no Hoare annotation was computed. [2019-11-07 00:58:20,674 INFO L443 ceAbstractionStarter]: For program point L300-1(line 300) no Hoare annotation was computed. [2019-11-07 00:58:20,674 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 306) no Hoare annotation was computed. [2019-11-07 00:58:20,674 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 219 321) no Hoare annotation was computed. [2019-11-07 00:58:20,674 INFO L443 ceAbstractionStarter]: For program point L284(line 284) no Hoare annotation was computed. [2019-11-07 00:58:20,674 INFO L443 ceAbstractionStarter]: For program point L284-1(line 284) no Hoare annotation was computed. [2019-11-07 00:58:20,674 INFO L443 ceAbstractionStarter]: For program point L243(lines 243 247) no Hoare annotation was computed. [2019-11-07 00:58:20,674 INFO L443 ceAbstractionStarter]: For program point L307(lines 307 318) no Hoare annotation was computed. [2019-11-07 00:58:20,674 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 219 321) no Hoare annotation was computed. [2019-11-07 00:58:20,675 INFO L443 ceAbstractionStarter]: For program point L270(lines 270 274) no Hoare annotation was computed. [2019-11-07 00:58:20,675 INFO L443 ceAbstractionStarter]: For program point L268-2(lines 268 288) no Hoare annotation was computed. [2019-11-07 00:58:20,675 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 812 821) no Hoare annotation was computed. [2019-11-07 00:58:20,675 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 812 821) no Hoare annotation was computed. [2019-11-07 00:58:20,675 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 812 821) no Hoare annotation was computed. [2019-11-07 00:58:20,675 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-07 00:58:20,675 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-11-07 00:58:20,675 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-07 00:58:20,676 INFO L443 ceAbstractionStarter]: For program point L669(line 669) no Hoare annotation was computed. [2019-11-07 00:58:20,679 INFO L443 ceAbstractionStarter]: For program point L669-1(lines 658 674) no Hoare annotation was computed. [2019-11-07 00:58:20,679 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 658 674) no Hoare annotation was computed. [2019-11-07 00:58:20,679 INFO L443 ceAbstractionStarter]: For program point L665(lines 665 671) no Hoare annotation was computed. [2019-11-07 00:58:20,679 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 658 674) no Hoare annotation was computed. [2019-11-07 00:58:20,679 INFO L443 ceAbstractionStarter]: For program point L663(line 663) no Hoare annotation was computed. [2019-11-07 00:58:20,679 INFO L443 ceAbstractionStarter]: For program point L663-1(line 663) no Hoare annotation was computed. [2019-11-07 00:58:20,680 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 492 500) no Hoare annotation was computed. [2019-11-07 00:58:20,680 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 492 500) no Hoare annotation was computed. [2019-11-07 00:58:20,680 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 492 500) no Hoare annotation was computed. [2019-11-07 00:58:20,680 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-11-07 00:58:20,680 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-11-07 00:58:20,680 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-11-07 00:58:20,680 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 448 459) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:58:20,681 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 448 459) no Hoare annotation was computed. [2019-11-07 00:58:20,681 INFO L443 ceAbstractionStarter]: For program point L452-1(lines 448 459) no Hoare annotation was computed. [2019-11-07 00:58:20,681 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 460 468) the Hoare annotation is: true [2019-11-07 00:58:20,681 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 460 468) no Hoare annotation was computed. [2019-11-07 00:58:20,681 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 460 468) no Hoare annotation was computed. [2019-11-07 00:58:20,681 INFO L439 ceAbstractionStarter]: At program point L605(line 605) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-11-07 00:58:20,681 INFO L439 ceAbstractionStarter]: At program point L603(lines 603 609) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-11-07 00:58:20,681 INFO L439 ceAbstractionStarter]: At program point L598(line 598) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-11-07 00:58:20,681 INFO L443 ceAbstractionStarter]: For program point L596(lines 595 614) no Hoare annotation was computed. [2019-11-07 00:58:20,681 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 592 615) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-11-07 00:58:20,681 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 592 615) no Hoare annotation was computed. [2019-11-07 00:58:20,682 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 592 615) no Hoare annotation was computed. [2019-11-07 00:58:20,682 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 847 876) no Hoare annotation was computed. [2019-11-07 00:58:20,684 INFO L443 ceAbstractionStarter]: For program point L861(lines 861 865) no Hoare annotation was computed. [2019-11-07 00:58:20,684 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 847 876) the Hoare annotation is: true [2019-11-07 00:58:20,684 INFO L446 ceAbstractionStarter]: At program point L861-1(lines 861 865) the Hoare annotation is: true [2019-11-07 00:58:20,684 INFO L443 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2019-11-07 00:58:20,684 INFO L446 ceAbstractionStarter]: At program point L857-2(lines 857 871) the Hoare annotation is: true [2019-11-07 00:58:20,684 INFO L446 ceAbstractionStarter]: At program point L853(line 853) the Hoare annotation is: true [2019-11-07 00:58:20,685 INFO L443 ceAbstractionStarter]: For program point L853-1(line 853) no Hoare annotation was computed. [2019-11-07 00:58:20,685 INFO L446 ceAbstractionStarter]: At program point L872(lines 847 876) the Hoare annotation is: true [2019-11-07 00:58:20,685 INFO L443 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2019-11-07 00:58:20,685 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 424 435) the Hoare annotation is: true [2019-11-07 00:58:20,685 INFO L443 ceAbstractionStarter]: For program point L428-1(lines 424 435) no Hoare annotation was computed. [2019-11-07 00:58:20,685 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 424 435) no Hoare annotation was computed. [2019-11-07 00:58:20,685 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 901 907) no Hoare annotation was computed. [2019-11-07 00:58:20,685 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 901 907) the Hoare annotation is: true [2019-11-07 00:58:20,686 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-07 00:58:20,686 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-07 00:58:20,686 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-07 00:58:20,686 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-07 00:58:20,686 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 773 780) no Hoare annotation was computed. [2019-11-07 00:58:20,686 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 773 780) the Hoare annotation is: true [2019-11-07 00:58:20,686 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 773 780) no Hoare annotation was computed. [2019-11-07 00:58:20,686 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 436 447) no Hoare annotation was computed. [2019-11-07 00:58:20,686 INFO L443 ceAbstractionStarter]: For program point L440-1(lines 436 447) no Hoare annotation was computed. [2019-11-07 00:58:20,687 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 436 447) the Hoare annotation is: true [2019-11-07 00:58:20,687 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2019-11-07 00:58:20,687 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2019-11-07 00:58:20,687 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-07 00:58:20,687 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2019-11-07 00:58:20,687 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 782 806) the Hoare annotation is: true [2019-11-07 00:58:20,687 INFO L439 ceAbstractionStarter]: At program point L796(line 796) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-11-07 00:58:20,688 INFO L443 ceAbstractionStarter]: For program point L794(lines 794 800) no Hoare annotation was computed. [2019-11-07 00:58:20,688 INFO L439 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-11-07 00:58:20,688 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 782 806) no Hoare annotation was computed. [2019-11-07 00:58:20,688 INFO L443 ceAbstractionStarter]: For program point L792-1(line 792) no Hoare annotation was computed. [2019-11-07 00:58:20,688 INFO L443 ceAbstractionStarter]: For program point L790(lines 790 803) no Hoare annotation was computed. [2019-11-07 00:58:20,688 INFO L443 ceAbstractionStarter]: For program point L790-1(lines 782 806) no Hoare annotation was computed. [2019-11-07 00:58:20,689 INFO L446 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: true [2019-11-07 00:58:20,689 INFO L443 ceAbstractionStarter]: For program point L788-1(line 788) no Hoare annotation was computed. [2019-11-07 00:58:20,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 12:58:20 BoogieIcfgContainer [2019-11-07 00:58:20,703 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-07 00:58:20,706 INFO L168 Benchmark]: Toolchain (without parser) took 5768.01 ms. Allocated memory was 138.9 MB in the beginning and 292.0 MB in the end (delta: 153.1 MB). Free memory was 102.6 MB in the beginning and 227.8 MB in the end (delta: -125.2 MB). Peak memory consumption was 122.4 MB. Max. memory is 7.1 GB. [2019-11-07 00:58:20,707 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory is still 121.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-07 00:58:20,708 INFO L168 Benchmark]: CACSL2BoogieTranslator took 713.28 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 102.6 MB in the beginning and 170.8 MB in the end (delta: -68.2 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2019-11-07 00:58:20,710 INFO L168 Benchmark]: Boogie Preprocessor took 98.96 ms. Allocated memory is still 203.4 MB. Free memory was 170.8 MB in the beginning and 166.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-11-07 00:58:20,711 INFO L168 Benchmark]: RCFGBuilder took 1296.63 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 166.9 MB in the beginning and 197.1 MB in the end (delta: -30.2 MB). Peak memory consumption was 82.5 MB. Max. memory is 7.1 GB. [2019-11-07 00:58:20,712 INFO L168 Benchmark]: TraceAbstraction took 3651.06 ms. Allocated memory was 236.5 MB in the beginning and 292.0 MB in the end (delta: 55.6 MB). Free memory was 197.1 MB in the beginning and 227.8 MB in the end (delta: -30.8 MB). Peak memory consumption was 119.3 MB. Max. memory is 7.1 GB. [2019-11-07 00:58:20,719 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory is still 121.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 713.28 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 102.6 MB in the beginning and 170.8 MB in the end (delta: -68.2 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 98.96 ms. Allocated memory is still 203.4 MB. Free memory was 170.8 MB in the beginning and 166.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1296.63 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 166.9 MB in the beginning and 197.1 MB in the end (delta: -30.2 MB). Peak memory consumption was 82.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3651.06 ms. Allocated memory was 236.5 MB in the beginning and 292.0 MB in the end (delta: 55.6 MB). Free memory was 197.1 MB in the beginning and 227.8 MB in the end (delta: -30.8 MB). Peak memory consumption was 119.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 524]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 231 locations, 1 error locations. Result: SAFE, OverallTime: 3.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, HoareTripleCheckerStatistics: 628 SDtfs, 362 SDslu, 1207 SDs, 0 SdLazy, 413 SolverSat, 71 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s 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=403occurred 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 18 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 444 PreInvPairs, 491 NumberOfFragments, 500 HoareAnnotationTreeSize, 444 FomulaSimplifications, 443 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 54 FomulaSimplificationsInter, 1838 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 263 NumberOfCodeBlocks, 263 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 258 ConstructedInterpolants, 0 QuantifiedInterpolants, 25848 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...