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_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 01:18:58,483 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 01:18:58,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 01:18:58,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 01:18:58,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 01:18:58,510 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 01:18:58,512 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 01:18:58,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 01:18:58,526 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 01:18:58,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 01:18:58,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 01:18:58,534 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 01:18:58,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 01:18:58,536 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 01:18:58,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 01:18:58,540 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 01:18:58,542 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 01:18:58,543 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 01:18:58,544 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 01:18:58,549 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 01:18:58,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 01:18:58,557 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 01:18:58,560 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 01:18:58,561 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 01:18:58,563 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 01:18:58,563 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 01:18:58,563 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 01:18:58,565 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 01:18:58,566 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 01:18:58,568 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 01:18:58,568 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 01:18:58,570 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 01:18:58,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 01:18:58,571 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 01:18:58,573 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 01:18:58,573 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 01:18:58,574 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 01:18:58,574 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 01:18:58,574 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 01:18:58,575 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 01:18:58,577 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 01:18:58,577 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 01:18:58,610 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 01:18:58,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 01:18:58,615 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 01:18:58,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 01:18:58,618 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 01:18:58,618 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 01:18:58,618 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 01:18:58,618 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 01:18:58,619 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 01:18:58,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 01:18:58,619 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 01:18:58,619 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 01:18:58,619 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 01:18:58,620 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 01:18:58,620 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 01:18:58,620 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 01:18:58,620 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 01:18:58,620 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 01:18:58,621 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 01:18:58,621 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 01:18:58,621 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 01:18:58,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:18:58,622 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 01:18:58,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 01:18:58,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 01:18:58,623 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 01:18:58,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 01:18:58,623 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 01:18:58,624 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-15 01:18:58,931 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 01:18:58,945 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 01:18:58,948 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 01:18:58,950 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 01:18:58,950 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 01:18:58,951 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product27.cil.c [2019-10-15 01:18:59,017 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfb6583c3/d051158ba4f04a109a23bd9657a9dba5/FLAG98f7e1749 [2019-10-15 01:18:59,497 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 01:18:59,497 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product27.cil.c [2019-10-15 01:18:59,525 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfb6583c3/d051158ba4f04a109a23bd9657a9dba5/FLAG98f7e1749 [2019-10-15 01:18:59,836 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfb6583c3/d051158ba4f04a109a23bd9657a9dba5 [2019-10-15 01:18:59,846 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 01:18:59,848 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 01:18:59,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 01:18:59,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 01:18:59,853 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 01:18:59,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:18:59" (1/1) ... [2019-10-15 01:18:59,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@319c2be3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:18:59, skipping insertion in model container [2019-10-15 01:18:59,857 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:18:59" (1/1) ... [2019-10-15 01:18:59,865 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 01:18:59,933 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 01:19:00,437 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:19:00,455 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 01:19:00,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:19:00,602 INFO L192 MainTranslator]: Completed translation [2019-10-15 01:19:00,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:00 WrapperNode [2019-10-15 01:19:00,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 01:19:00,603 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 01:19:00,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 01:19:00,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 01:19:00,618 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:00" (1/1) ... [2019-10-15 01:19:00,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:00" (1/1) ... [2019-10-15 01:19:00,640 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:00" (1/1) ... [2019-10-15 01:19:00,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:00" (1/1) ... [2019-10-15 01:19:00,671 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:00" (1/1) ... [2019-10-15 01:19:00,682 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:00" (1/1) ... [2019-10-15 01:19:00,687 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:00" (1/1) ... [2019-10-15 01:19:00,703 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 01:19:00,703 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 01:19:00,704 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 01:19:00,704 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 01:19:00,708 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:00" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:19:00,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 01:19:00,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 01:19:00,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 01:19:00,767 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 01:19:00,767 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 01:19:00,769 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 01:19:00,770 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 01:19:00,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 01:19:00,771 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 01:19:00,771 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 01:19:00,771 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 01:19:00,771 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 01:19:00,772 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 01:19:00,773 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 01:19:00,773 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-15 01:19:00,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-10-15 01:19:00,777 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 01:19:00,777 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 01:19:00,778 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 01:19:00,778 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 01:19:00,779 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 01:19:00,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 01:19:00,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 01:19:00,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 01:19:00,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 01:19:00,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 01:19:00,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 01:19:00,783 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 01:19:00,783 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 01:19:00,783 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 01:19:00,783 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 01:19:00,783 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 01:19:00,783 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 01:19:00,784 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 01:19:00,784 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 01:19:00,784 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 01:19:00,784 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 01:19:00,784 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-15 01:19:00,785 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-15 01:19:00,785 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 01:19:00,785 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 01:19:00,785 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 01:19:00,785 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 01:19:00,785 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 01:19:00,786 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 01:19:00,786 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 01:19:00,786 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 01:19:00,787 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 01:19:00,787 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 01:19:00,787 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 01:19:00,787 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 01:19:00,787 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 01:19:00,788 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 01:19:00,788 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-15 01:19:00,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 01:19:00,788 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 01:19:00,788 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-10-15 01:19:00,788 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 01:19:00,789 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 01:19:00,789 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 01:19:00,789 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 01:19:00,789 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 01:19:00,790 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 01:19:00,790 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 01:19:00,790 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 01:19:00,790 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 01:19:00,791 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 01:19:00,791 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 01:19:00,791 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 01:19:00,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 01:19:00,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 01:19:00,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 01:19:00,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 01:19:00,792 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 01:19:00,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 01:19:00,793 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 01:19:00,793 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 01:19:00,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 01:19:00,793 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 01:19:00,793 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 01:19:00,794 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 01:19:00,794 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-15 01:19:00,794 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 01:19:00,794 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 01:19:00,795 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 01:19:00,795 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 01:19:00,795 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-15 01:19:00,795 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 01:19:00,795 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 01:19:00,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 01:19:00,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 01:19:00,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 01:19:01,842 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 01:19:01,843 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 01:19:01,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:19:01 BoogieIcfgContainer [2019-10-15 01:19:01,847 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 01:19:01,849 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 01:19:01,850 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 01:19:01,853 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 01:19:01,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:18:59" (1/3) ... [2019-10-15 01:19:01,854 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a3cef88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:19:01, skipping insertion in model container [2019-10-15 01:19:01,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:00" (2/3) ... [2019-10-15 01:19:01,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a3cef88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:19:01, skipping insertion in model container [2019-10-15 01:19:01,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:19:01" (3/3) ... [2019-10-15 01:19:01,856 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product27.cil.c [2019-10-15 01:19:01,866 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 01:19:01,876 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 01:19:01,889 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 01:19:01,921 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 01:19:01,921 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 01:19:01,922 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 01:19:01,922 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 01:19:01,922 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 01:19:01,922 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 01:19:01,922 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 01:19:01,922 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 01:19:01,942 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states. [2019-10-15 01:19:01,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-15 01:19:01,949 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:01,950 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:01,952 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:01,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:01,957 INFO L82 PathProgramCache]: Analyzing trace with hash 1851171777, now seen corresponding path program 1 times [2019-10-15 01:19:01,967 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:01,967 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329818667] [2019-10-15 01:19:01,968 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:01,968 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:01,968 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:02,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:02,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:02,279 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329818667] [2019-10-15 01:19:02,280 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:02,281 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-15 01:19:02,281 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261562441] [2019-10-15 01:19:02,288 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 01:19:02,289 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:02,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 01:19:02,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:19:02,311 INFO L87 Difference]: Start difference. First operand 164 states. Second operand 2 states. [2019-10-15 01:19:02,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:02,348 INFO L93 Difference]: Finished difference Result 220 states and 275 transitions. [2019-10-15 01:19:02,348 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 01:19:02,349 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-15 01:19:02,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:02,361 INFO L225 Difference]: With dead ends: 220 [2019-10-15 01:19:02,362 INFO L226 Difference]: Without dead ends: 110 [2019-10-15 01:19:02,366 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:19:02,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2019-10-15 01:19:02,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2019-10-15 01:19:02,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2019-10-15 01:19:02,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 129 transitions. [2019-10-15 01:19:02,419 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 129 transitions. Word has length 46 [2019-10-15 01:19:02,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:02,420 INFO L462 AbstractCegarLoop]: Abstraction has 110 states and 129 transitions. [2019-10-15 01:19:02,420 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 01:19:02,421 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 129 transitions. [2019-10-15 01:19:02,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-15 01:19:02,424 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:02,424 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:02,425 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:02,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:02,425 INFO L82 PathProgramCache]: Analyzing trace with hash -1354219367, now seen corresponding path program 1 times [2019-10-15 01:19:02,425 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:02,426 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770163798] [2019-10-15 01:19:02,426 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:02,426 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:02,426 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:02,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:02,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:02,558 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770163798] [2019-10-15 01:19:02,558 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:02,558 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:19:02,559 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079028859] [2019-10-15 01:19:02,561 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:19:02,562 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:02,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:19:02,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:19:02,562 INFO L87 Difference]: Start difference. First operand 110 states and 129 transitions. Second operand 3 states. [2019-10-15 01:19:02,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:02,609 INFO L93 Difference]: Finished difference Result 163 states and 189 transitions. [2019-10-15 01:19:02,612 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:19:02,613 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-15 01:19:02,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:02,615 INFO L225 Difference]: With dead ends: 163 [2019-10-15 01:19:02,617 INFO L226 Difference]: Without dead ends: 101 [2019-10-15 01:19:02,619 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:19:02,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2019-10-15 01:19:02,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2019-10-15 01:19:02,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2019-10-15 01:19:02,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 117 transitions. [2019-10-15 01:19:02,641 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 117 transitions. Word has length 47 [2019-10-15 01:19:02,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:02,641 INFO L462 AbstractCegarLoop]: Abstraction has 101 states and 117 transitions. [2019-10-15 01:19:02,641 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:19:02,641 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 117 transitions. [2019-10-15 01:19:02,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-15 01:19:02,643 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:02,644 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:02,644 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:02,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:02,644 INFO L82 PathProgramCache]: Analyzing trace with hash 1234220754, now seen corresponding path program 1 times [2019-10-15 01:19:02,645 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:02,645 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376452722] [2019-10-15 01:19:02,645 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:02,645 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:02,646 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:02,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:02,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:02,868 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376452722] [2019-10-15 01:19:02,869 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:02,869 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 01:19:02,869 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803717432] [2019-10-15 01:19:02,870 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 01:19:02,870 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:02,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 01:19:02,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:19:02,871 INFO L87 Difference]: Start difference. First operand 101 states and 117 transitions. Second operand 7 states. [2019-10-15 01:19:03,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:03,308 INFO L93 Difference]: Finished difference Result 305 states and 369 transitions. [2019-10-15 01:19:03,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 01:19:03,309 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-10-15 01:19:03,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:03,313 INFO L225 Difference]: With dead ends: 305 [2019-10-15 01:19:03,314 INFO L226 Difference]: Without dead ends: 228 [2019-10-15 01:19:03,315 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-15 01:19:03,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2019-10-15 01:19:03,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 220. [2019-10-15 01:19:03,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2019-10-15 01:19:03,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 266 transitions. [2019-10-15 01:19:03,375 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 266 transitions. Word has length 51 [2019-10-15 01:19:03,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:03,378 INFO L462 AbstractCegarLoop]: Abstraction has 220 states and 266 transitions. [2019-10-15 01:19:03,378 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 01:19:03,378 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 266 transitions. [2019-10-15 01:19:03,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-15 01:19:03,384 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:03,384 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:03,385 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:03,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:03,385 INFO L82 PathProgramCache]: Analyzing trace with hash 1809763606, now seen corresponding path program 1 times [2019-10-15 01:19:03,387 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:03,387 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230777252] [2019-10-15 01:19:03,387 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:03,388 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:03,388 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:03,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:03,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:03,555 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230777252] [2019-10-15 01:19:03,556 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:03,556 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 01:19:03,556 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134119913] [2019-10-15 01:19:03,557 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 01:19:03,557 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:03,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 01:19:03,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 01:19:03,558 INFO L87 Difference]: Start difference. First operand 220 states and 266 transitions. Second operand 6 states. [2019-10-15 01:19:03,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:03,761 INFO L93 Difference]: Finished difference Result 597 states and 746 transitions. [2019-10-15 01:19:03,763 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 01:19:03,763 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2019-10-15 01:19:03,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:03,781 INFO L225 Difference]: With dead ends: 597 [2019-10-15 01:19:03,781 INFO L226 Difference]: Without dead ends: 401 [2019-10-15 01:19:03,785 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-15 01:19:03,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2019-10-15 01:19:03,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 395. [2019-10-15 01:19:03,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 395 states. [2019-10-15 01:19:03,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 395 states and 482 transitions. [2019-10-15 01:19:03,832 INFO L78 Accepts]: Start accepts. Automaton has 395 states and 482 transitions. Word has length 57 [2019-10-15 01:19:03,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:03,832 INFO L462 AbstractCegarLoop]: Abstraction has 395 states and 482 transitions. [2019-10-15 01:19:03,832 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 01:19:03,833 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 482 transitions. [2019-10-15 01:19:03,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-15 01:19:03,840 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:03,840 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:03,840 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:03,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:03,841 INFO L82 PathProgramCache]: Analyzing trace with hash -239053862, now seen corresponding path program 1 times [2019-10-15 01:19:03,841 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:03,841 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179548866] [2019-10-15 01:19:03,842 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:03,842 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:03,842 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:03,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:04,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:04,005 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179548866] [2019-10-15 01:19:04,006 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:04,006 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 01:19:04,006 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265970604] [2019-10-15 01:19:04,008 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 01:19:04,008 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:04,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 01:19:04,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:19:04,009 INFO L87 Difference]: Start difference. First operand 395 states and 482 transitions. Second operand 7 states. [2019-10-15 01:19:04,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:04,297 INFO L93 Difference]: Finished difference Result 661 states and 832 transitions. [2019-10-15 01:19:04,298 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 01:19:04,298 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2019-10-15 01:19:04,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:04,299 INFO L225 Difference]: With dead ends: 661 [2019-10-15 01:19:04,299 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 01:19:04,301 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-15 01:19:04,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 01:19:04,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 01:19:04,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 01:19:04,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 01:19:04,302 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2019-10-15 01:19:04,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:04,302 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 01:19:04,302 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 01:19:04,302 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 01:19:04,303 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 01:19:04,306 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 01:19:05,288 INFO L443 ceAbstractionStarter]: For program point L386-2(lines 386 407) no Hoare annotation was computed. [2019-10-15 01:19:05,288 INFO L443 ceAbstractionStarter]: For program point L408(lines 385 409) no Hoare annotation was computed. [2019-10-15 01:19:05,288 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 361 416) no Hoare annotation was computed. [2019-10-15 01:19:05,289 INFO L443 ceAbstractionStarter]: For program point L392(lines 392 396) no Hoare annotation was computed. [2019-10-15 01:19:05,289 INFO L443 ceAbstractionStarter]: For program point L392-1(lines 392 396) no Hoare annotation was computed. [2019-10-15 01:19:05,289 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 361 416) no Hoare annotation was computed. [2019-10-15 01:19:05,289 INFO L443 ceAbstractionStarter]: For program point L387(line 387) no Hoare annotation was computed. [2019-10-15 01:19:05,289 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 361 416) no Hoare annotation was computed. [2019-10-15 01:19:05,289 INFO L443 ceAbstractionStarter]: For program point L449(lines 449 453) no Hoare annotation was computed. [2019-10-15 01:19:05,289 INFO L443 ceAbstractionStarter]: For program point L449-1(lines 449 453) no Hoare annotation was computed. [2019-10-15 01:19:05,289 INFO L443 ceAbstractionStarter]: For program point L444(line 444) no Hoare annotation was computed. [2019-10-15 01:19:05,289 INFO L443 ceAbstractionStarter]: For program point L443-2(lines 443 468) no Hoare annotation was computed. [2019-10-15 01:19:05,289 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 417 476) no Hoare annotation was computed. [2019-10-15 01:19:05,290 INFO L443 ceAbstractionStarter]: For program point L469(lines 442 470) no Hoare annotation was computed. [2019-10-15 01:19:05,290 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 417 476) no Hoare annotation was computed. [2019-10-15 01:19:05,290 INFO L443 ceAbstractionStarter]: For program point L462(line 462) no Hoare annotation was computed. [2019-10-15 01:19:05,290 INFO L443 ceAbstractionStarter]: For program point L462-1(line 462) no Hoare annotation was computed. [2019-10-15 01:19:05,290 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 417 476) no Hoare annotation was computed. [2019-10-15 01:19:05,290 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-10-15 01:19:05,290 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-10-15 01:19:05,290 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-10-15 01:19:05,291 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-10-15 01:19:05,291 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2019-10-15 01:19:05,291 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 285 307) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:05,291 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 285 307) no Hoare annotation was computed. [2019-10-15 01:19:05,291 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 285 307) no Hoare annotation was computed. [2019-10-15 01:19:05,292 INFO L439 ceAbstractionStarter]: At program point L297(line 297) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= main_~tmp~1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:05,292 INFO L439 ceAbstractionStarter]: At program point L297-1(line 297) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= main_~tmp~1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:05,292 INFO L443 ceAbstractionStarter]: For program point L295(lines 295 302) no Hoare annotation was computed. [2019-10-15 01:19:05,292 INFO L443 ceAbstractionStarter]: For program point L295-1(lines 295 302) no Hoare annotation was computed. [2019-10-15 01:19:05,292 INFO L443 ceAbstractionStarter]: For program point L293(line 293) no Hoare annotation was computed. [2019-10-15 01:19:05,292 INFO L439 ceAbstractionStarter]: At program point L292(line 292) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:05,293 INFO L439 ceAbstractionStarter]: At program point L291(line 291) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:05,293 INFO L439 ceAbstractionStarter]: At program point L291-1(line 291) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:05,293 INFO L443 ceAbstractionStarter]: For program point L257(line 257) no Hoare annotation was computed. [2019-10-15 01:19:05,293 INFO L443 ceAbstractionStarter]: For program point L256(line 256) no Hoare annotation was computed. [2019-10-15 01:19:05,293 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 243 266) no Hoare annotation was computed. [2019-10-15 01:19:05,293 INFO L443 ceAbstractionStarter]: For program point L255(line 255) no Hoare annotation was computed. [2019-10-15 01:19:05,294 INFO L443 ceAbstractionStarter]: For program point L254(line 254) no Hoare annotation was computed. [2019-10-15 01:19:05,294 INFO L443 ceAbstractionStarter]: For program point L253(line 253) no Hoare annotation was computed. [2019-10-15 01:19:05,294 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 243 266) no Hoare annotation was computed. [2019-10-15 01:19:05,294 INFO L443 ceAbstractionStarter]: For program point L252(line 252) no Hoare annotation was computed. [2019-10-15 01:19:05,294 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 243 266) no Hoare annotation was computed. [2019-10-15 01:19:05,294 INFO L443 ceAbstractionStarter]: For program point L251(line 251) no Hoare annotation was computed. [2019-10-15 01:19:05,295 INFO L443 ceAbstractionStarter]: For program point L250(line 250) no Hoare annotation was computed. [2019-10-15 01:19:05,295 INFO L443 ceAbstractionStarter]: For program point L249(line 249) no Hoare annotation was computed. [2019-10-15 01:19:05,295 INFO L443 ceAbstractionStarter]: For program point L248(line 248) no Hoare annotation was computed. [2019-10-15 01:19:05,295 INFO L443 ceAbstractionStarter]: For program point L261(line 261) no Hoare annotation was computed. [2019-10-15 01:19:05,295 INFO L443 ceAbstractionStarter]: For program point L260(line 260) no Hoare annotation was computed. [2019-10-15 01:19:05,295 INFO L443 ceAbstractionStarter]: For program point L259(line 259) no Hoare annotation was computed. [2019-10-15 01:19:05,295 INFO L443 ceAbstractionStarter]: For program point L258(line 258) no Hoare annotation was computed. [2019-10-15 01:19:05,296 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 914 928) no Hoare annotation was computed. [2019-10-15 01:19:05,296 INFO L439 ceAbstractionStarter]: At program point L920(line 920) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-15 01:19:05,296 INFO L443 ceAbstractionStarter]: For program point L918(lines 918 924) no Hoare annotation was computed. [2019-10-15 01:19:05,296 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 914 928) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) (or .cse0 (= ~pumpRunning~0 0)) (or .cse0 (= |old(~systemActive~0)| 0) (not (= 0 ~systemActive~0))))) [2019-10-15 01:19:05,296 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 914 928) no Hoare annotation was computed. [2019-10-15 01:19:05,296 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 850 858) no Hoare annotation was computed. [2019-10-15 01:19:05,297 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 850 858) the Hoare annotation is: true [2019-10-15 01:19:05,297 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 850 858) no Hoare annotation was computed. [2019-10-15 01:19:05,297 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 895 913) the Hoare annotation is: true [2019-10-15 01:19:05,297 INFO L443 ceAbstractionStarter]: For program point L904(lines 904 908) no Hoare annotation was computed. [2019-10-15 01:19:05,297 INFO L446 ceAbstractionStarter]: At program point L902(line 902) the Hoare annotation is: true [2019-10-15 01:19:05,297 INFO L443 ceAbstractionStarter]: For program point L904-2(lines 904 908) no Hoare annotation was computed. [2019-10-15 01:19:05,297 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 895 913) no Hoare annotation was computed. [2019-10-15 01:19:05,298 INFO L443 ceAbstractionStarter]: For program point L902-1(line 902) no Hoare annotation was computed. [2019-10-15 01:19:05,298 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 895 913) no Hoare annotation was computed. [2019-10-15 01:19:05,298 INFO L443 ceAbstractionStarter]: For program point L866-2(lines 866 874) no Hoare annotation was computed. [2019-10-15 01:19:05,298 INFO L443 ceAbstractionStarter]: For program point L889(line 889) no Hoare annotation was computed. [2019-10-15 01:19:05,298 INFO L443 ceAbstractionStarter]: For program point L889-1(line 889) no Hoare annotation was computed. [2019-10-15 01:19:05,298 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 859 894) no Hoare annotation was computed. [2019-10-15 01:19:05,298 INFO L443 ceAbstractionStarter]: For program point L878(lines 878 886) no Hoare annotation was computed. [2019-10-15 01:19:05,299 INFO L443 ceAbstractionStarter]: For program point L878-2(lines 878 886) no Hoare annotation was computed. [2019-10-15 01:19:05,299 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 859 894) no Hoare annotation was computed. [2019-10-15 01:19:05,299 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 859 894) no Hoare annotation was computed. [2019-10-15 01:19:05,299 INFO L443 ceAbstractionStarter]: For program point L866(lines 866 874) no Hoare annotation was computed. [2019-10-15 01:19:05,299 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-10-15 01:19:05,299 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-10-15 01:19:05,299 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 315 360) no Hoare annotation was computed. [2019-10-15 01:19:05,300 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 315 360) no Hoare annotation was computed. [2019-10-15 01:19:05,300 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 315 360) no Hoare annotation was computed. [2019-10-15 01:19:05,300 INFO L443 ceAbstractionStarter]: For program point L642-1(lines 642 662) no Hoare annotation was computed. [2019-10-15 01:19:05,300 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 628 673) no Hoare annotation was computed. [2019-10-15 01:19:05,300 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 628 673) no Hoare annotation was computed. [2019-10-15 01:19:05,300 INFO L443 ceAbstractionStarter]: For program point L648(lines 648 655) no Hoare annotation was computed. [2019-10-15 01:19:05,300 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 628 673) no Hoare annotation was computed. [2019-10-15 01:19:05,301 INFO L443 ceAbstractionStarter]: For program point L642(lines 642 662) no Hoare annotation was computed. [2019-10-15 01:19:05,301 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 275 284) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:05,301 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 275 284) no Hoare annotation was computed. [2019-10-15 01:19:05,301 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 275 284) no Hoare annotation was computed. [2019-10-15 01:19:05,301 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 839 849) no Hoare annotation was computed. [2019-10-15 01:19:05,302 INFO L443 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2019-10-15 01:19:05,302 INFO L443 ceAbstractionStarter]: For program point L844-1(line 844) no Hoare annotation was computed. [2019-10-15 01:19:05,302 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 839 849) no Hoare annotation was computed. [2019-10-15 01:19:05,302 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 839 849) no Hoare annotation was computed. [2019-10-15 01:19:05,302 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 831 838) the Hoare annotation is: true [2019-10-15 01:19:05,302 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 831 838) no Hoare annotation was computed. [2019-10-15 01:19:05,302 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 831 838) no Hoare annotation was computed. [2019-10-15 01:19:05,303 INFO L439 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-15 01:19:05,303 INFO L443 ceAbstractionStarter]: For program point L799-1(lines 780 804) no Hoare annotation was computed. [2019-10-15 01:19:05,303 INFO L439 ceAbstractionStarter]: At program point L794(line 794) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-15 01:19:05,303 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 780 804) no Hoare annotation was computed. [2019-10-15 01:19:05,303 INFO L439 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-15 01:19:05,303 INFO L443 ceAbstractionStarter]: For program point L788(lines 788 796) no Hoare annotation was computed. [2019-10-15 01:19:05,304 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 780 804) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-15 01:19:05,304 INFO L439 ceAbstractionStarter]: At program point L786(line 786) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-15 01:19:05,304 INFO L443 ceAbstractionStarter]: For program point L786-1(line 786) no Hoare annotation was computed. [2019-10-15 01:19:05,304 INFO L443 ceAbstractionStarter]: For program point L784(lines 784 801) no Hoare annotation was computed. [2019-10-15 01:19:05,304 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 772 778) no Hoare annotation was computed. [2019-10-15 01:19:05,304 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 772 778) the Hoare annotation is: true [2019-10-15 01:19:05,304 INFO L443 ceAbstractionStarter]: For program point L706-1(lines 706 712) no Hoare annotation was computed. [2019-10-15 01:19:05,305 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 676 741) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:05,305 INFO L439 ceAbstractionStarter]: At program point L731(lines 686 733) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:05,305 INFO L439 ceAbstractionStarter]: At program point L698(line 698) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:05,305 INFO L443 ceAbstractionStarter]: For program point L696(lines 696 702) no Hoare annotation was computed. [2019-10-15 01:19:05,305 INFO L443 ceAbstractionStarter]: For program point L696-1(lines 696 702) no Hoare annotation was computed. [2019-10-15 01:19:05,305 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 676 741) no Hoare annotation was computed. [2019-10-15 01:19:05,305 INFO L443 ceAbstractionStarter]: For program point L688(lines 688 692) no Hoare annotation was computed. [2019-10-15 01:19:05,306 INFO L439 ceAbstractionStarter]: At program point L734(lines 685 735) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:05,306 INFO L439 ceAbstractionStarter]: At program point L724(line 724) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:05,306 INFO L443 ceAbstractionStarter]: For program point L722(lines 722 728) no Hoare annotation was computed. [2019-10-15 01:19:05,306 INFO L439 ceAbstractionStarter]: At program point L722-1(lines 716 729) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:05,306 INFO L443 ceAbstractionStarter]: For program point L687(lines 686 733) no Hoare annotation was computed. [2019-10-15 01:19:05,306 INFO L443 ceAbstractionStarter]: For program point L716(lines 716 729) no Hoare annotation was computed. [2019-10-15 01:19:05,307 INFO L439 ceAbstractionStarter]: At program point L708(line 708) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:05,307 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 676 741) no Hoare annotation was computed. [2019-10-15 01:19:05,307 INFO L443 ceAbstractionStarter]: For program point L706(lines 706 712) no Hoare annotation was computed. [2019-10-15 01:19:05,307 INFO L443 ceAbstractionStarter]: For program point L602(lines 602 609) no Hoare annotation was computed. [2019-10-15 01:19:05,307 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 582 627) no Hoare annotation was computed. [2019-10-15 01:19:05,307 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 582 627) no Hoare annotation was computed. [2019-10-15 01:19:05,307 INFO L443 ceAbstractionStarter]: For program point L596(lines 596 616) no Hoare annotation was computed. [2019-10-15 01:19:05,308 INFO L443 ceAbstractionStarter]: For program point L596-1(lines 596 616) no Hoare annotation was computed. [2019-10-15 01:19:05,308 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 582 627) no Hoare annotation was computed. [2019-10-15 01:19:05,308 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 805 812) no Hoare annotation was computed. [2019-10-15 01:19:05,308 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 805 812) no Hoare annotation was computed. [2019-10-15 01:19:05,308 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 805 812) no Hoare annotation was computed. [2019-10-15 01:19:05,308 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 173 181) no Hoare annotation was computed. [2019-10-15 01:19:05,308 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 173 181) the Hoare annotation is: true [2019-10-15 01:19:05,309 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 173 181) no Hoare annotation was computed. [2019-10-15 01:19:05,309 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 141 163) no Hoare annotation was computed. [2019-10-15 01:19:05,309 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 141 163) no Hoare annotation was computed. [2019-10-15 01:19:05,309 INFO L443 ceAbstractionStarter]: For program point L149(lines 149 157) no Hoare annotation was computed. [2019-10-15 01:19:05,309 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 141 163) no Hoare annotation was computed. [2019-10-15 01:19:05,309 INFO L443 ceAbstractionStarter]: For program point L149-2(lines 149 157) no Hoare annotation was computed. [2019-10-15 01:19:05,309 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-10-15 01:19:05,310 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2019-10-15 01:19:05,310 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-10-15 01:19:05,310 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 479 581) no Hoare annotation was computed. [2019-10-15 01:19:05,310 INFO L443 ceAbstractionStarter]: For program point L508(lines 508 524) no Hoare annotation was computed. [2019-10-15 01:19:05,310 INFO L443 ceAbstractionStarter]: For program point L568(lines 568 575) no Hoare annotation was computed. [2019-10-15 01:19:05,310 INFO L443 ceAbstractionStarter]: For program point L529(lines 528 548) no Hoare annotation was computed. [2019-10-15 01:19:05,310 INFO L443 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2019-10-15 01:19:05,310 INFO L443 ceAbstractionStarter]: For program point L560-1(line 560) no Hoare annotation was computed. [2019-10-15 01:19:05,311 INFO L443 ceAbstractionStarter]: For program point L525(lines 525 566) no Hoare annotation was computed. [2019-10-15 01:19:05,311 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 479 581) no Hoare annotation was computed. [2019-10-15 01:19:05,311 INFO L443 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-10-15 01:19:05,311 INFO L443 ceAbstractionStarter]: For program point L544-1(line 544) no Hoare annotation was computed. [2019-10-15 01:19:05,311 INFO L443 ceAbstractionStarter]: For program point L503(lines 503 507) no Hoare annotation was computed. [2019-10-15 01:19:05,311 INFO L443 ceAbstractionStarter]: For program point L567(lines 567 578) no Hoare annotation was computed. [2019-10-15 01:19:05,311 INFO L443 ceAbstractionStarter]: For program point L530(lines 530 534) no Hoare annotation was computed. [2019-10-15 01:19:05,312 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 479 581) no Hoare annotation was computed. [2019-10-15 01:19:05,312 INFO L443 ceAbstractionStarter]: For program point L528-2(lines 528 548) no Hoare annotation was computed. [2019-10-15 01:19:05,312 INFO L443 ceAbstractionStarter]: For program point L549(lines 527 550) no Hoare annotation was computed. [2019-10-15 01:19:05,312 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:19:05,312 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-15 01:19:05,312 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:19:05,312 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 814 830) no Hoare annotation was computed. [2019-10-15 01:19:05,312 INFO L443 ceAbstractionStarter]: For program point L825(line 825) no Hoare annotation was computed. [2019-10-15 01:19:05,313 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 814 830) no Hoare annotation was computed. [2019-10-15 01:19:05,313 INFO L443 ceAbstractionStarter]: For program point L825-1(lines 814 830) no Hoare annotation was computed. [2019-10-15 01:19:05,313 INFO L443 ceAbstractionStarter]: For program point L821(lines 821 827) no Hoare annotation was computed. [2019-10-15 01:19:05,313 INFO L443 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2019-10-15 01:19:05,313 INFO L443 ceAbstractionStarter]: For program point L819-1(line 819) no Hoare annotation was computed. [2019-10-15 01:19:05,313 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 164 172) no Hoare annotation was computed. [2019-10-15 01:19:05,313 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 164 172) no Hoare annotation was computed. [2019-10-15 01:19:05,314 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 164 172) no Hoare annotation was computed. [2019-10-15 01:19:05,314 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 120 131) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:05,314 INFO L443 ceAbstractionStarter]: For program point L124-1(lines 120 131) no Hoare annotation was computed. [2019-10-15 01:19:05,314 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 120 131) no Hoare annotation was computed. [2019-10-15 01:19:05,314 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:19:05,314 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-15 01:19:05,314 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:19:05,315 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 132 140) the Hoare annotation is: true [2019-10-15 01:19:05,315 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 132 140) no Hoare annotation was computed. [2019-10-15 01:19:05,315 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 132 140) no Hoare annotation was computed. [2019-10-15 01:19:05,315 INFO L439 ceAbstractionStarter]: At program point L761(line 761) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-10-15 01:19:05,315 INFO L439 ceAbstractionStarter]: At program point L759(lines 759 765) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-15 01:19:05,315 INFO L439 ceAbstractionStarter]: At program point L754(line 754) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-15 01:19:05,315 INFO L443 ceAbstractionStarter]: For program point L752(lines 751 770) no Hoare annotation was computed. [2019-10-15 01:19:05,316 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 748 771) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-15 01:19:05,316 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 748 771) no Hoare annotation was computed. [2019-10-15 01:19:05,316 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 748 771) no Hoare annotation was computed. [2019-10-15 01:19:05,316 INFO L446 ceAbstractionStarter]: At program point L226-1(lines 226 230) the Hoare annotation is: true [2019-10-15 01:19:05,316 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 212 241) no Hoare annotation was computed. [2019-10-15 01:19:05,316 INFO L443 ceAbstractionStarter]: For program point L223(line 223) no Hoare annotation was computed. [2019-10-15 01:19:05,316 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 212 241) the Hoare annotation is: true [2019-10-15 01:19:05,317 INFO L446 ceAbstractionStarter]: At program point L222-2(lines 222 236) the Hoare annotation is: true [2019-10-15 01:19:05,317 INFO L446 ceAbstractionStarter]: At program point L218(line 218) the Hoare annotation is: true [2019-10-15 01:19:05,317 INFO L443 ceAbstractionStarter]: For program point L218-1(line 218) no Hoare annotation was computed. [2019-10-15 01:19:05,317 INFO L446 ceAbstractionStarter]: At program point L237(lines 212 241) the Hoare annotation is: true [2019-10-15 01:19:05,317 INFO L443 ceAbstractionStarter]: For program point L233(line 233) no Hoare annotation was computed. [2019-10-15 01:19:05,317 INFO L443 ceAbstractionStarter]: For program point L226(lines 226 230) no Hoare annotation was computed. [2019-10-15 01:19:05,317 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 96 107) the Hoare annotation is: true [2019-10-15 01:19:05,317 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 96 107) no Hoare annotation was computed. [2019-10-15 01:19:05,318 INFO L443 ceAbstractionStarter]: For program point L100-1(lines 96 107) no Hoare annotation was computed. [2019-10-15 01:19:05,318 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 267 273) no Hoare annotation was computed. [2019-10-15 01:19:05,318 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 267 273) the Hoare annotation is: true [2019-10-15 01:19:05,318 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:19:05,318 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-15 01:19:05,318 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:19:05,318 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:19:05,319 INFO L443 ceAbstractionStarter]: For program point L112-1(lines 108 119) no Hoare annotation was computed. [2019-10-15 01:19:05,319 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 108 119) no Hoare annotation was computed. [2019-10-15 01:19:05,319 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 108 119) the Hoare annotation is: true [2019-10-15 01:19:05,319 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 78 85) no Hoare annotation was computed. [2019-10-15 01:19:05,319 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2019-10-15 01:19:05,319 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 78 85) the Hoare annotation is: true [2019-10-15 01:19:05,320 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 78 85) no Hoare annotation was computed. [2019-10-15 01:19:05,320 INFO L443 ceAbstractionStarter]: For program point L194-1(line 194) no Hoare annotation was computed. [2019-10-15 01:19:05,320 INFO L443 ceAbstractionStarter]: For program point L192(lines 192 205) no Hoare annotation was computed. [2019-10-15 01:19:05,320 INFO L443 ceAbstractionStarter]: For program point L192-1(lines 184 208) no Hoare annotation was computed. [2019-10-15 01:19:05,320 INFO L446 ceAbstractionStarter]: At program point L190(line 190) the Hoare annotation is: true [2019-10-15 01:19:05,320 INFO L443 ceAbstractionStarter]: For program point L190-1(line 190) no Hoare annotation was computed. [2019-10-15 01:19:05,320 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 184 208) the Hoare annotation is: true [2019-10-15 01:19:05,320 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 184 208) no Hoare annotation was computed. [2019-10-15 01:19:05,321 INFO L439 ceAbstractionStarter]: At program point L198(line 198) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-15 01:19:05,321 INFO L443 ceAbstractionStarter]: For program point L196(lines 196 202) no Hoare annotation was computed. [2019-10-15 01:19:05,321 INFO L439 ceAbstractionStarter]: At program point L194(line 194) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-15 01:19:05,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:19:05 BoogieIcfgContainer [2019-10-15 01:19:05,335 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 01:19:05,338 INFO L168 Benchmark]: Toolchain (without parser) took 5489.60 ms. Allocated memory was 136.3 MB in the beginning and 253.2 MB in the end (delta: 116.9 MB). Free memory was 98.6 MB in the beginning and 92.6 MB in the end (delta: 6.0 MB). Peak memory consumption was 135.3 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:05,339 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 136.3 MB. Free memory was 118.3 MB in the beginning and 118.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-15 01:19:05,340 INFO L168 Benchmark]: CACSL2BoogieTranslator took 754.32 ms. Allocated memory was 136.3 MB in the beginning and 200.8 MB in the end (delta: 64.5 MB). Free memory was 98.4 MB in the beginning and 167.6 MB in the end (delta: -69.2 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:05,341 INFO L168 Benchmark]: Boogie Preprocessor took 99.66 ms. Allocated memory is still 200.8 MB. Free memory was 167.6 MB in the beginning and 163.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:05,342 INFO L168 Benchmark]: RCFGBuilder took 1143.42 ms. Allocated memory was 200.8 MB in the beginning and 229.6 MB in the end (delta: 28.8 MB). Free memory was 163.4 MB in the beginning and 195.1 MB in the end (delta: -31.7 MB). Peak memory consumption was 86.4 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:05,343 INFO L168 Benchmark]: TraceAbstraction took 3485.96 ms. Allocated memory was 229.6 MB in the beginning and 253.2 MB in the end (delta: 23.6 MB). Free memory was 195.1 MB in the beginning and 92.6 MB in the end (delta: 102.5 MB). Peak memory consumption was 138.5 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:05,348 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 136.3 MB. Free memory was 118.3 MB in the beginning and 118.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 754.32 ms. Allocated memory was 136.3 MB in the beginning and 200.8 MB in the end (delta: 64.5 MB). Free memory was 98.4 MB in the beginning and 167.6 MB in the end (delta: -69.2 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 99.66 ms. Allocated memory is still 200.8 MB. Free memory was 167.6 MB in the beginning and 163.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1143.42 ms. Allocated memory was 200.8 MB in the beginning and 229.6 MB in the end (delta: 28.8 MB). Free memory was 163.4 MB in the beginning and 195.1 MB in the end (delta: -31.7 MB). Peak memory consumption was 86.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3485.96 ms. Allocated memory was 229.6 MB in the beginning and 253.2 MB in the end (delta: 23.6 MB). Free memory was 195.1 MB in the beginning and 92.6 MB in the end (delta: 102.5 MB). Peak memory consumption was 138.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 82]: 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: 685]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 686]: 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 39 procedures, 227 locations, 1 error locations. Result: SAFE, OverallTime: 3.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, HoareTripleCheckerStatistics: 606 SDtfs, 349 SDslu, 1175 SDs, 0 SdLazy, 389 SolverSat, 65 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s 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=395occurred 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, 14 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 436 PreInvPairs, 481 NumberOfFragments, 479 HoareAnnotationTreeSize, 436 FomulaSimplifications, 397 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 52 FomulaSimplificationsInter, 1804 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 262 NumberOfCodeBlocks, 262 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 257 ConstructedInterpolants, 0 QuantifiedInterpolants, 25527 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...