/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 10:43:46,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 10:43:46,545 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 10:43:46,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 10:43:46,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 10:43:46,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 10:43:46,561 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 10:43:46,563 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 10:43:46,564 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 10:43:46,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 10:43:46,566 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 10:43:46,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 10:43:46,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 10:43:46,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 10:43:46,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 10:43:46,571 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 10:43:46,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 10:43:46,572 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 10:43:46,574 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 10:43:46,576 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 10:43:46,577 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 10:43:46,579 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 10:43:46,580 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 10:43:46,581 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 10:43:46,583 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 10:43:46,583 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 10:43:46,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 10:43:46,585 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 10:43:46,585 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 10:43:46,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 10:43:46,586 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 10:43:46,587 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 10:43:46,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 10:43:46,589 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 10:43:46,590 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 10:43:46,590 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 10:43:46,590 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 10:43:46,591 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 10:43:46,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 10:43:46,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 10:43:46,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 10:43:46,593 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 [2020-07-20 10:43:46,608 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 10:43:46,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 10:43:46,609 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 10:43:46,609 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 10:43:46,610 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 10:43:46,610 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 10:43:46,610 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 10:43:46,610 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 10:43:46,610 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 10:43:46,610 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 10:43:46,611 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 10:43:46,611 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 10:43:46,611 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 10:43:46,611 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 10:43:46,611 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 10:43:46,612 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 10:43:46,612 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 10:43:46,612 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 10:43:46,612 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 10:43:46,612 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 10:43:46,613 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 10:43:46,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 10:43:46,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 10:43:46,613 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 10:43:46,614 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 10:43:46,614 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 10:43:46,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:46,614 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 10:43:46,614 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 10:43:46,614 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-20 10:43:46,918 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 10:43:46,931 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 10:43:46,935 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 10:43:46,936 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 10:43:46,937 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 10:43:46,937 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product32.cil.c [2020-07-20 10:43:47,010 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/201a19195/d994461831034139b7b6e5f7735a0c0f/FLAGac7802d3f [2020-07-20 10:43:47,562 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 10:43:47,563 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product32.cil.c [2020-07-20 10:43:47,590 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/201a19195/d994461831034139b7b6e5f7735a0c0f/FLAGac7802d3f [2020-07-20 10:43:47,848 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/201a19195/d994461831034139b7b6e5f7735a0c0f [2020-07-20 10:43:47,857 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 10:43:47,859 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 10:43:47,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 10:43:47,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 10:43:47,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 10:43:47,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:43:47" (1/1) ... [2020-07-20 10:43:47,868 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76fec8f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:47, skipping insertion in model container [2020-07-20 10:43:47,869 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:43:47" (1/1) ... [2020-07-20 10:43:47,875 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 10:43:47,935 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 10:43:48,300 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:43:48,419 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 10:43:48,571 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:43:48,617 INFO L208 MainTranslator]: Completed translation [2020-07-20 10:43:48,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:48 WrapperNode [2020-07-20 10:43:48,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 10:43:48,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 10:43:48,619 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 10:43:48,619 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 10:43:48,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:48" (1/1) ... [2020-07-20 10:43:48,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:48" (1/1) ... [2020-07-20 10:43:48,651 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:48" (1/1) ... [2020-07-20 10:43:48,651 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:48" (1/1) ... [2020-07-20 10:43:48,682 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:48" (1/1) ... [2020-07-20 10:43:48,693 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:48" (1/1) ... [2020-07-20 10:43:48,698 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:48" (1/1) ... [2020-07-20 10:43:48,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 10:43:48,705 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 10:43:48,705 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 10:43:48,706 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 10:43:48,706 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:48" (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 [2020-07-20 10:43:48,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 10:43:48,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 10:43:48,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 10:43:48,767 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 10:43:48,767 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 10:43:48,767 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 10:43:48,767 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 10:43:48,767 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 10:43:48,768 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 10:43:48,768 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 10:43:48,768 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 10:43:48,768 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 10:43:48,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 10:43:48,768 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 10:43:48,768 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 10:43:48,769 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 10:43:48,769 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 10:43:48,769 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-20 10:43:48,769 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 10:43:48,769 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 10:43:48,769 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 10:43:48,769 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 10:43:48,770 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 10:43:48,770 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-20 10:43:48,770 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-20 10:43:48,770 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 10:43:48,770 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 10:43:48,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-20 10:43:48,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-20 10:43:48,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-20 10:43:48,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 10:43:48,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 10:43:48,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 10:43:48,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 10:43:48,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 10:43:48,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 10:43:48,772 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 10:43:48,772 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 10:43:48,772 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 10:43:48,772 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 10:43:48,773 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 10:43:48,773 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 10:43:48,773 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-20 10:43:48,773 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 10:43:48,773 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 10:43:48,773 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 10:43:48,773 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 10:43:48,773 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 10:43:48,773 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 10:43:48,774 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 10:43:48,774 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 10:43:48,774 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 10:43:48,774 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 10:43:48,774 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 10:43:48,774 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 10:43:48,774 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 10:43:48,774 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 10:43:48,774 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-20 10:43:48,775 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 10:43:48,775 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 10:43:48,775 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 10:43:48,775 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 10:43:48,775 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 10:43:48,775 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 10:43:48,775 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 10:43:48,776 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-20 10:43:48,776 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 10:43:48,776 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 10:43:48,776 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 10:43:48,776 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-20 10:43:48,776 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 10:43:48,776 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-20 10:43:48,776 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-20 10:43:48,776 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 10:43:48,777 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 10:43:48,777 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-20 10:43:48,777 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 10:43:48,777 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 10:43:48,777 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-20 10:43:48,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 10:43:48,777 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 10:43:48,778 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 10:43:48,778 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 10:43:48,778 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 10:43:48,778 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 10:43:48,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 10:43:48,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 10:43:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 10:43:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 10:43:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 10:43:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 10:43:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 10:43:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 10:43:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 10:43:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 10:43:48,780 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 10:43:48,780 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 10:43:48,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 10:43:48,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 10:43:48,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 10:43:49,893 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 10:43:49,893 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 10:43:49,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:43:49 BoogieIcfgContainer [2020-07-20 10:43:49,898 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 10:43:49,899 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 10:43:49,900 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 10:43:49,902 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 10:43:49,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 10:43:47" (1/3) ... [2020-07-20 10:43:49,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f0a5a4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:43:49, skipping insertion in model container [2020-07-20 10:43:49,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:48" (2/3) ... [2020-07-20 10:43:49,904 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f0a5a4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:43:49, skipping insertion in model container [2020-07-20 10:43:49,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:43:49" (3/3) ... [2020-07-20 10:43:49,906 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product32.cil.c [2020-07-20 10:43:49,916 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 10:43:49,923 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 10:43:49,937 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 10:43:49,961 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 10:43:49,961 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 10:43:49,961 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 10:43:49,961 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 10:43:49,962 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 10:43:49,962 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 10:43:49,962 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 10:43:49,962 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 10:43:49,985 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states. [2020-07-20 10:43:49,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-20 10:43:49,996 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:43:49,997 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:43:49,997 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:43:50,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:43:50,003 INFO L82 PathProgramCache]: Analyzing trace with hash 1444544899, now seen corresponding path program 1 times [2020-07-20 10:43:50,012 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:43:50,013 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1531464094] [2020-07-20 10:43:50,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:50,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:43:50,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 10:43:50,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:43:50,312 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 10:43:50,312 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:43:50,313 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1531464094] [2020-07-20 10:43:50,314 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:43:50,315 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 10:43:50,316 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426107162] [2020-07-20 10:43:50,321 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 10:43:50,322 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:43:50,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 10:43:50,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 10:43:50,339 INFO L87 Difference]: Start difference. First operand 193 states. Second operand 2 states. [2020-07-20 10:43:50,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:43:50,390 INFO L93 Difference]: Finished difference Result 280 states and 347 transitions. [2020-07-20 10:43:50,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 10:43:50,392 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-20 10:43:50,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:43:50,408 INFO L225 Difference]: With dead ends: 280 [2020-07-20 10:43:50,408 INFO L226 Difference]: Without dead ends: 142 [2020-07-20 10:43:50,413 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 10:43:50,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-07-20 10:43:50,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2020-07-20 10:43:50,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-07-20 10:43:50,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 167 transitions. [2020-07-20 10:43:50,481 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 167 transitions. Word has length 59 [2020-07-20 10:43:50,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:43:50,482 INFO L479 AbstractCegarLoop]: Abstraction has 142 states and 167 transitions. [2020-07-20 10:43:50,482 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 10:43:50,482 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 167 transitions. [2020-07-20 10:43:50,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-20 10:43:50,487 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:43:50,487 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:43:50,701 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:50,702 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:43:50,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:43:50,702 INFO L82 PathProgramCache]: Analyzing trace with hash 1653492373, now seen corresponding path program 1 times [2020-07-20 10:43:50,703 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:43:50,703 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2067457701] [2020-07-20 10:43:50,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:50,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:43:50,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 10:43:50,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:43:50,996 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 10:43:50,996 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:43:50,997 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2067457701] [2020-07-20 10:43:50,997 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:43:50,997 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:43:50,997 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068256474] [2020-07-20 10:43:50,999 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:43:50,999 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:43:51,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:43:51,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:43:51,000 INFO L87 Difference]: Start difference. First operand 142 states and 167 transitions. Second operand 3 states. [2020-07-20 10:43:51,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:43:51,026 INFO L93 Difference]: Finished difference Result 219 states and 257 transitions. [2020-07-20 10:43:51,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:43:51,026 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-20 10:43:51,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:43:51,029 INFO L225 Difference]: With dead ends: 219 [2020-07-20 10:43:51,029 INFO L226 Difference]: Without dead ends: 133 [2020-07-20 10:43:51,031 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:43:51,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2020-07-20 10:43:51,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 133. [2020-07-20 10:43:51,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2020-07-20 10:43:51,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 155 transitions. [2020-07-20 10:43:51,046 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 155 transitions. Word has length 60 [2020-07-20 10:43:51,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:43:51,047 INFO L479 AbstractCegarLoop]: Abstraction has 133 states and 155 transitions. [2020-07-20 10:43:51,047 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:43:51,047 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 155 transitions. [2020-07-20 10:43:51,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-20 10:43:51,050 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:43:51,050 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:43:51,263 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:51,264 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:43:51,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:43:51,264 INFO L82 PathProgramCache]: Analyzing trace with hash 1259056052, now seen corresponding path program 1 times [2020-07-20 10:43:51,265 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:43:51,265 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [550137837] [2020-07-20 10:43:51,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:51,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:43:51,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 10:43:51,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:43:51,484 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:43:51,484 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:43:51,485 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [550137837] [2020-07-20 10:43:51,485 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:43:51,485 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:43:51,485 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181078683] [2020-07-20 10:43:51,486 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:43:51,486 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:43:51,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:43:51,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:43:51,487 INFO L87 Difference]: Start difference. First operand 133 states and 155 transitions. Second operand 3 states. [2020-07-20 10:43:51,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:43:51,531 INFO L93 Difference]: Finished difference Result 339 states and 408 transitions. [2020-07-20 10:43:51,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:43:51,532 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-07-20 10:43:51,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:43:51,539 INFO L225 Difference]: With dead ends: 339 [2020-07-20 10:43:51,539 INFO L226 Difference]: Without dead ends: 234 [2020-07-20 10:43:51,540 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:43:51,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2020-07-20 10:43:51,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 228. [2020-07-20 10:43:51,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-07-20 10:43:51,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 273 transitions. [2020-07-20 10:43:51,607 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 273 transitions. Word has length 65 [2020-07-20 10:43:51,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:43:51,608 INFO L479 AbstractCegarLoop]: Abstraction has 228 states and 273 transitions. [2020-07-20 10:43:51,608 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:43:51,608 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 273 transitions. [2020-07-20 10:43:51,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-20 10:43:51,612 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:43:51,612 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:43:51,827 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:51,828 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:43:51,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:43:51,829 INFO L82 PathProgramCache]: Analyzing trace with hash 760932969, now seen corresponding path program 1 times [2020-07-20 10:43:51,829 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:43:51,830 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [527925325] [2020-07-20 10:43:51,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:52,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:43:52,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 10:43:52,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:43:52,073 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:43:52,073 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:43:52,074 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [527925325] [2020-07-20 10:43:52,074 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:43:52,074 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 10:43:52,075 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157413736] [2020-07-20 10:43:52,075 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 10:43:52,076 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:43:52,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 10:43:52,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 10:43:52,077 INFO L87 Difference]: Start difference. First operand 228 states and 273 transitions. Second operand 6 states. [2020-07-20 10:43:52,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:43:52,342 INFO L93 Difference]: Finished difference Result 355 states and 438 transitions. [2020-07-20 10:43:52,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 10:43:52,343 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2020-07-20 10:43:52,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:43:52,344 INFO L225 Difference]: With dead ends: 355 [2020-07-20 10:43:52,344 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 10:43:52,346 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 10:43:52,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 10:43:52,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 10:43:52,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 10:43:52,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 10:43:52,347 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-07-20 10:43:52,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:43:52,348 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 10:43:52,348 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 10:43:52,348 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 10:43:52,348 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 10:43:52,556 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:52,560 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 10:43:53,245 INFO L268 CegarLoopResult]: For program point L640(lines 617 641) no Hoare annotation was computed. [2020-07-20 10:43:53,245 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 593 648) no Hoare annotation was computed. [2020-07-20 10:43:53,245 INFO L268 CegarLoopResult]: For program point L624(lines 624 628) no Hoare annotation was computed. [2020-07-20 10:43:53,246 INFO L268 CegarLoopResult]: For program point L624-1(lines 624 628) no Hoare annotation was computed. [2020-07-20 10:43:53,246 INFO L268 CegarLoopResult]: For program point L619(line 619) no Hoare annotation was computed. [2020-07-20 10:43:53,246 INFO L268 CegarLoopResult]: For program point L618-2(lines 618 639) no Hoare annotation was computed. [2020-07-20 10:43:53,246 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 593 648) no Hoare annotation was computed. [2020-07-20 10:43:53,246 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 593 648) no Hoare annotation was computed. [2020-07-20 10:43:53,247 INFO L268 CegarLoopResult]: For program point L675-2(lines 675 700) no Hoare annotation was computed. [2020-07-20 10:43:53,247 INFO L268 CegarLoopResult]: For program point L701(lines 674 702) no Hoare annotation was computed. [2020-07-20 10:43:53,247 INFO L268 CegarLoopResult]: For program point L694(line 694) no Hoare annotation was computed. [2020-07-20 10:43:53,247 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 649 708) no Hoare annotation was computed. [2020-07-20 10:43:53,247 INFO L268 CegarLoopResult]: For program point L694-1(line 694) no Hoare annotation was computed. [2020-07-20 10:43:53,247 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 649 708) no Hoare annotation was computed. [2020-07-20 10:43:53,247 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 649 708) no Hoare annotation was computed. [2020-07-20 10:43:53,248 INFO L268 CegarLoopResult]: For program point L681(lines 681 685) no Hoare annotation was computed. [2020-07-20 10:43:53,248 INFO L268 CegarLoopResult]: For program point L681-1(lines 681 685) no Hoare annotation was computed. [2020-07-20 10:43:53,248 INFO L268 CegarLoopResult]: For program point L676(line 676) no Hoare annotation was computed. [2020-07-20 10:43:53,248 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-07-20 10:43:53,248 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-07-20 10:43:53,250 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-07-20 10:43:53,250 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-07-20 10:43:53,250 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-07-20 10:43:53,250 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 493 500) the Hoare annotation is: true [2020-07-20 10:43:53,250 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 493 500) no Hoare annotation was computed. [2020-07-20 10:43:53,250 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 493 500) no Hoare annotation was computed. [2020-07-20 10:43:53,250 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 501 510) the Hoare annotation is: true [2020-07-20 10:43:53,251 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 501 510) no Hoare annotation was computed. [2020-07-20 10:43:53,251 INFO L268 CegarLoopResult]: For program point L506(line 506) no Hoare annotation was computed. [2020-07-20 10:43:53,251 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 501 510) no Hoare annotation was computed. [2020-07-20 10:43:53,251 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 511 539) the Hoare annotation is: true [2020-07-20 10:43:53,251 INFO L264 CegarLoopResult]: At program point L526(line 526) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-20 10:43:53,251 INFO L268 CegarLoopResult]: For program point L524(lines 524 530) no Hoare annotation was computed. [2020-07-20 10:43:53,251 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 511 539) no Hoare annotation was computed. [2020-07-20 10:43:53,251 INFO L268 CegarLoopResult]: For program point L523(lines 523 533) no Hoare annotation was computed. [2020-07-20 10:43:53,251 INFO L271 CegarLoopResult]: At program point L521(line 521) the Hoare annotation is: true [2020-07-20 10:43:53,252 INFO L268 CegarLoopResult]: For program point L521-1(line 521) no Hoare annotation was computed. [2020-07-20 10:43:53,252 INFO L268 CegarLoopResult]: For program point L519(lines 519 536) no Hoare annotation was computed. [2020-07-20 10:43:53,252 INFO L268 CegarLoopResult]: For program point L519-1(lines 511 539) no Hoare annotation was computed. [2020-07-20 10:43:53,252 INFO L271 CegarLoopResult]: At program point L517(line 517) the Hoare annotation is: true [2020-07-20 10:43:53,252 INFO L268 CegarLoopResult]: For program point L517-1(line 517) no Hoare annotation was computed. [2020-07-20 10:43:53,252 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 157 179) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:53,252 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 157 179) no Hoare annotation was computed. [2020-07-20 10:43:53,252 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 157 179) no Hoare annotation was computed. [2020-07-20 10:43:53,252 INFO L264 CegarLoopResult]: At program point L169(line 169) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:53,253 INFO L264 CegarLoopResult]: At program point L169-1(line 169) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:53,253 INFO L268 CegarLoopResult]: For program point L167(lines 167 174) no Hoare annotation was computed. [2020-07-20 10:43:53,253 INFO L268 CegarLoopResult]: For program point L167-1(lines 167 174) no Hoare annotation was computed. [2020-07-20 10:43:53,253 INFO L268 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-07-20 10:43:53,253 INFO L264 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:53,253 INFO L264 CegarLoopResult]: At program point L163(line 163) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:53,254 INFO L264 CegarLoopResult]: At program point L163-1(line 163) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:53,254 INFO L268 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-07-20 10:43:53,254 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-07-20 10:43:53,254 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 113 136) no Hoare annotation was computed. [2020-07-20 10:43:53,254 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-07-20 10:43:53,254 INFO L268 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-07-20 10:43:53,254 INFO L268 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-07-20 10:43:53,254 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 113 136) no Hoare annotation was computed. [2020-07-20 10:43:53,254 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-07-20 10:43:53,254 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 113 136) no Hoare annotation was computed. [2020-07-20 10:43:53,254 INFO L268 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-07-20 10:43:53,255 INFO L268 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-07-20 10:43:53,255 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-07-20 10:43:53,255 INFO L268 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-07-20 10:43:53,255 INFO L268 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-07-20 10:43:53,255 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-20 10:43:53,255 INFO L268 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-07-20 10:43:53,255 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-07-20 10:43:53,255 INFO L268 CegarLoopResult]: For program point L258-1(lines 239 263) no Hoare annotation was computed. [2020-07-20 10:43:53,256 INFO L264 CegarLoopResult]: At program point L253(line 253) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 10:43:53,256 INFO L264 CegarLoopResult]: At program point L249(line 249) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 10:43:53,256 INFO L268 CegarLoopResult]: For program point L247(lines 247 255) no Hoare annotation was computed. [2020-07-20 10:43:53,256 INFO L264 CegarLoopResult]: At program point L245(line 245) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 10:43:53,256 INFO L268 CegarLoopResult]: For program point L245-1(line 245) no Hoare annotation was computed. [2020-07-20 10:43:53,256 INFO L268 CegarLoopResult]: For program point L243(lines 243 260) no Hoare annotation was computed. [2020-07-20 10:43:53,256 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 239 263) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:53,257 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 239 263) no Hoare annotation was computed. [2020-07-20 10:43:53,257 INFO L264 CegarLoopResult]: At program point L258(line 258) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:53,257 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 398 412) no Hoare annotation was computed. [2020-07-20 10:43:53,257 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 398 412) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 0 ~pumpRunning~0)) (or .cse0 (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))))) [2020-07-20 10:43:53,257 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 398 412) no Hoare annotation was computed. [2020-07-20 10:43:53,257 INFO L264 CegarLoopResult]: At program point L404(line 404) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 10:43:53,257 INFO L268 CegarLoopResult]: For program point L402(lines 402 408) no Hoare annotation was computed. [2020-07-20 10:43:53,257 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 334 342) no Hoare annotation was computed. [2020-07-20 10:43:53,258 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 334 342) the Hoare annotation is: true [2020-07-20 10:43:53,258 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 334 342) no Hoare annotation was computed. [2020-07-20 10:43:53,258 INFO L268 CegarLoopResult]: For program point L386-1(line 386) no Hoare annotation was computed. [2020-07-20 10:43:53,258 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 379 397) the Hoare annotation is: true [2020-07-20 10:43:53,258 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 379 397) no Hoare annotation was computed. [2020-07-20 10:43:53,258 INFO L268 CegarLoopResult]: For program point L388(lines 388 392) no Hoare annotation was computed. [2020-07-20 10:43:53,258 INFO L271 CegarLoopResult]: At program point L386(line 386) the Hoare annotation is: true [2020-07-20 10:43:53,259 INFO L268 CegarLoopResult]: For program point L388-2(lines 388 392) no Hoare annotation was computed. [2020-07-20 10:43:53,259 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 379 397) no Hoare annotation was computed. [2020-07-20 10:43:53,259 INFO L268 CegarLoopResult]: For program point L350(lines 350 358) no Hoare annotation was computed. [2020-07-20 10:43:53,259 INFO L268 CegarLoopResult]: For program point L350-2(lines 350 358) no Hoare annotation was computed. [2020-07-20 10:43:53,259 INFO L268 CegarLoopResult]: For program point L373(line 373) no Hoare annotation was computed. [2020-07-20 10:43:53,259 INFO L268 CegarLoopResult]: For program point L373-1(line 373) no Hoare annotation was computed. [2020-07-20 10:43:53,259 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 343 378) no Hoare annotation was computed. [2020-07-20 10:43:53,259 INFO L268 CegarLoopResult]: For program point L362(lines 362 370) no Hoare annotation was computed. [2020-07-20 10:43:53,260 INFO L268 CegarLoopResult]: For program point L362-2(lines 362 370) no Hoare annotation was computed. [2020-07-20 10:43:53,260 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 343 378) no Hoare annotation was computed. [2020-07-20 10:43:53,260 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 343 378) no Hoare annotation was computed. [2020-07-20 10:43:53,260 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-07-20 10:43:53,260 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-07-20 10:43:53,260 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 547 592) no Hoare annotation was computed. [2020-07-20 10:43:53,260 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 547 592) no Hoare annotation was computed. [2020-07-20 10:43:53,260 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 547 592) no Hoare annotation was computed. [2020-07-20 10:43:53,261 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 860 905) no Hoare annotation was computed. [2020-07-20 10:43:53,261 INFO L268 CegarLoopResult]: For program point L880(lines 880 887) no Hoare annotation was computed. [2020-07-20 10:43:53,261 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 860 905) no Hoare annotation was computed. [2020-07-20 10:43:53,261 INFO L268 CegarLoopResult]: For program point L874(lines 874 894) no Hoare annotation was computed. [2020-07-20 10:43:53,261 INFO L268 CegarLoopResult]: For program point L874-1(lines 874 894) no Hoare annotation was computed. [2020-07-20 10:43:53,261 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 860 905) no Hoare annotation was computed. [2020-07-20 10:43:53,261 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 146 156) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:53,262 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 146 156) no Hoare annotation was computed. [2020-07-20 10:43:53,262 INFO L264 CegarLoopResult]: At program point L151(line 151) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:53,262 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 146 156) no Hoare annotation was computed. [2020-07-20 10:43:53,262 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 323 333) the Hoare annotation is: true [2020-07-20 10:43:53,262 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 323 333) no Hoare annotation was computed. [2020-07-20 10:43:53,262 INFO L271 CegarLoopResult]: At program point L328(line 328) the Hoare annotation is: true [2020-07-20 10:43:53,262 INFO L268 CegarLoopResult]: For program point L328-1(line 328) no Hoare annotation was computed. [2020-07-20 10:43:53,263 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 323 333) no Hoare annotation was computed. [2020-07-20 10:43:53,263 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 315 322) the Hoare annotation is: true [2020-07-20 10:43:53,263 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 315 322) no Hoare annotation was computed. [2020-07-20 10:43:53,263 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 315 322) no Hoare annotation was computed. [2020-07-20 10:43:53,263 INFO L264 CegarLoopResult]: At program point L284(line 284) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:53,263 INFO L268 CegarLoopResult]: For program point L284-1(lines 265 289) no Hoare annotation was computed. [2020-07-20 10:43:53,263 INFO L264 CegarLoopResult]: At program point L279(line 279) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 10:43:53,264 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 265 289) no Hoare annotation was computed. [2020-07-20 10:43:53,264 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 265 289) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:53,264 INFO L264 CegarLoopResult]: At program point L275(line 275) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 10:43:53,264 INFO L268 CegarLoopResult]: For program point L273(lines 273 281) no Hoare annotation was computed. [2020-07-20 10:43:53,264 INFO L264 CegarLoopResult]: At program point L271(line 271) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 10:43:53,264 INFO L268 CegarLoopResult]: For program point L271-1(line 271) no Hoare annotation was computed. [2020-07-20 10:43:53,264 INFO L268 CegarLoopResult]: For program point L269(lines 269 286) no Hoare annotation was computed. [2020-07-20 10:43:53,264 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 231 237) no Hoare annotation was computed. [2020-07-20 10:43:53,265 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 231 237) the Hoare annotation is: true [2020-07-20 10:43:53,265 INFO L264 CegarLoopResult]: At program point testENTRY(lines 422 489) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:53,265 INFO L264 CegarLoopResult]: At program point L479(lines 432 481) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:53,265 INFO L264 CegarLoopResult]: At program point L444(line 444) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:53,265 INFO L268 CegarLoopResult]: For program point L442(lines 442 448) no Hoare annotation was computed. [2020-07-20 10:43:53,265 INFO L268 CegarLoopResult]: For program point L442-1(lines 442 448) no Hoare annotation was computed. [2020-07-20 10:43:53,265 INFO L268 CegarLoopResult]: For program point testFINAL(lines 422 489) no Hoare annotation was computed. [2020-07-20 10:43:53,265 INFO L268 CegarLoopResult]: For program point L434(lines 434 438) no Hoare annotation was computed. [2020-07-20 10:43:53,266 INFO L264 CegarLoopResult]: At program point L482(lines 431 483) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:53,266 INFO L264 CegarLoopResult]: At program point L472(line 472) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:53,266 INFO L268 CegarLoopResult]: For program point L470(lines 470 476) no Hoare annotation was computed. [2020-07-20 10:43:53,266 INFO L264 CegarLoopResult]: At program point L470-1(lines 462 477) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:53,266 INFO L268 CegarLoopResult]: For program point L433(lines 432 481) no Hoare annotation was computed. [2020-07-20 10:43:53,266 INFO L264 CegarLoopResult]: At program point L464(line 464) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:53,266 INFO L268 CegarLoopResult]: For program point L462(lines 462 477) no Hoare annotation was computed. [2020-07-20 10:43:53,267 INFO L264 CegarLoopResult]: At program point L454(line 454) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:53,267 INFO L268 CegarLoopResult]: For program point L452(lines 452 458) no Hoare annotation was computed. [2020-07-20 10:43:53,267 INFO L268 CegarLoopResult]: For program point L452-1(lines 452 458) no Hoare annotation was computed. [2020-07-20 10:43:53,267 INFO L268 CegarLoopResult]: For program point testEXIT(lines 422 489) no Hoare annotation was computed. [2020-07-20 10:43:53,267 INFO L268 CegarLoopResult]: For program point L828(lines 828 848) no Hoare annotation was computed. [2020-07-20 10:43:53,267 INFO L268 CegarLoopResult]: For program point L828-1(lines 828 848) no Hoare annotation was computed. [2020-07-20 10:43:53,267 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 814 859) no Hoare annotation was computed. [2020-07-20 10:43:53,267 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 814 859) no Hoare annotation was computed. [2020-07-20 10:43:53,267 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 814 859) no Hoare annotation was computed. [2020-07-20 10:43:53,268 INFO L268 CegarLoopResult]: For program point L834(lines 834 841) no Hoare annotation was computed. [2020-07-20 10:43:53,268 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 290 297) no Hoare annotation was computed. [2020-07-20 10:43:53,268 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 290 297) no Hoare annotation was computed. [2020-07-20 10:43:53,268 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 290 297) no Hoare annotation was computed. [2020-07-20 10:43:53,268 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 986 994) no Hoare annotation was computed. [2020-07-20 10:43:53,268 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 986 994) the Hoare annotation is: true [2020-07-20 10:43:53,268 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 986 994) no Hoare annotation was computed. [2020-07-20 10:43:53,268 INFO L268 CegarLoopResult]: For program point L962-2(lines 962 970) no Hoare annotation was computed. [2020-07-20 10:43:53,268 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 954 976) no Hoare annotation was computed. [2020-07-20 10:43:53,269 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 954 976) no Hoare annotation was computed. [2020-07-20 10:43:53,269 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 954 976) no Hoare annotation was computed. [2020-07-20 10:43:53,269 INFO L268 CegarLoopResult]: For program point L962(lines 962 970) no Hoare annotation was computed. [2020-07-20 10:43:53,269 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-07-20 10:43:53,269 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-07-20 10:43:53,269 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-07-20 10:43:53,269 INFO L268 CegarLoopResult]: For program point L735(lines 735 739) no Hoare annotation was computed. [2020-07-20 10:43:53,269 INFO L268 CegarLoopResult]: For program point L799(lines 799 810) no Hoare annotation was computed. [2020-07-20 10:43:53,269 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 711 813) no Hoare annotation was computed. [2020-07-20 10:43:53,270 INFO L268 CegarLoopResult]: For program point L762(lines 762 766) no Hoare annotation was computed. [2020-07-20 10:43:53,270 INFO L268 CegarLoopResult]: For program point L760-2(lines 760 780) no Hoare annotation was computed. [2020-07-20 10:43:53,270 INFO L268 CegarLoopResult]: For program point L781(lines 759 782) no Hoare annotation was computed. [2020-07-20 10:43:53,270 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 711 813) no Hoare annotation was computed. [2020-07-20 10:43:53,270 INFO L268 CegarLoopResult]: For program point L740(lines 740 756) no Hoare annotation was computed. [2020-07-20 10:43:53,270 INFO L268 CegarLoopResult]: For program point L800(lines 800 807) no Hoare annotation was computed. [2020-07-20 10:43:53,270 INFO L268 CegarLoopResult]: For program point L761(lines 760 780) no Hoare annotation was computed. [2020-07-20 10:43:53,270 INFO L268 CegarLoopResult]: For program point L792(line 792) no Hoare annotation was computed. [2020-07-20 10:43:53,270 INFO L268 CegarLoopResult]: For program point L792-1(line 792) no Hoare annotation was computed. [2020-07-20 10:43:53,271 INFO L268 CegarLoopResult]: For program point L757(lines 757 798) no Hoare annotation was computed. [2020-07-20 10:43:53,271 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 711 813) no Hoare annotation was computed. [2020-07-20 10:43:53,271 INFO L268 CegarLoopResult]: For program point L776(line 776) no Hoare annotation was computed. [2020-07-20 10:43:53,271 INFO L268 CegarLoopResult]: For program point L776-1(line 776) no Hoare annotation was computed. [2020-07-20 10:43:53,271 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:43:53,271 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:43:53,271 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:43:53,271 INFO L268 CegarLoopResult]: For program point L305(lines 305 311) no Hoare annotation was computed. [2020-07-20 10:43:53,272 INFO L268 CegarLoopResult]: For program point L303(line 303) no Hoare annotation was computed. [2020-07-20 10:43:53,272 INFO L268 CegarLoopResult]: For program point L303-1(line 303) no Hoare annotation was computed. [2020-07-20 10:43:53,272 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 298 314) no Hoare annotation was computed. [2020-07-20 10:43:53,272 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 298 314) no Hoare annotation was computed. [2020-07-20 10:43:53,272 INFO L268 CegarLoopResult]: For program point L309(line 309) no Hoare annotation was computed. [2020-07-20 10:43:53,272 INFO L268 CegarLoopResult]: For program point L309-1(lines 298 314) no Hoare annotation was computed. [2020-07-20 10:43:53,272 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 977 985) the Hoare annotation is: true [2020-07-20 10:43:53,272 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 977 985) no Hoare annotation was computed. [2020-07-20 10:43:53,272 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 977 985) no Hoare annotation was computed. [2020-07-20 10:43:53,273 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 933 944) the Hoare annotation is: true [2020-07-20 10:43:53,273 INFO L268 CegarLoopResult]: For program point L937-1(lines 933 944) no Hoare annotation was computed. [2020-07-20 10:43:53,273 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 933 944) no Hoare annotation was computed. [2020-07-20 10:43:53,273 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:43:53,273 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 10:43:53,273 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:43:53,273 INFO L264 CegarLoopResult]: At program point L220(line 220) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:53,273 INFO L264 CegarLoopResult]: At program point L218(lines 218 224) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:53,274 INFO L264 CegarLoopResult]: At program point L213(line 213) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 10:43:53,274 INFO L268 CegarLoopResult]: For program point L211(lines 207 229) no Hoare annotation was computed. [2020-07-20 10:43:53,274 INFO L268 CegarLoopResult]: For program point L209(lines 207 229) no Hoare annotation was computed. [2020-07-20 10:43:53,274 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 204 230) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:53,274 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 204 230) no Hoare annotation was computed. [2020-07-20 10:43:53,274 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 204 230) no Hoare annotation was computed. [2020-07-20 10:43:53,274 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 80 109) no Hoare annotation was computed. [2020-07-20 10:43:53,274 INFO L268 CegarLoopResult]: For program point L94(lines 94 98) no Hoare annotation was computed. [2020-07-20 10:43:53,275 INFO L271 CegarLoopResult]: At program point L94-1(lines 94 98) the Hoare annotation is: true [2020-07-20 10:43:53,275 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 80 109) the Hoare annotation is: true [2020-07-20 10:43:53,275 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-20 10:43:53,275 INFO L271 CegarLoopResult]: At program point L90-2(lines 90 104) the Hoare annotation is: true [2020-07-20 10:43:53,275 INFO L271 CegarLoopResult]: At program point L86(line 86) the Hoare annotation is: true [2020-07-20 10:43:53,275 INFO L268 CegarLoopResult]: For program point L86-1(line 86) no Hoare annotation was computed. [2020-07-20 10:43:53,275 INFO L271 CegarLoopResult]: At program point L105(lines 80 109) the Hoare annotation is: true [2020-07-20 10:43:53,275 INFO L268 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-07-20 10:43:53,275 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 945 953) the Hoare annotation is: true [2020-07-20 10:43:53,276 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 945 953) no Hoare annotation was computed. [2020-07-20 10:43:53,276 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 945 953) no Hoare annotation was computed. [2020-07-20 10:43:53,276 INFO L268 CegarLoopResult]: For program point L913-1(lines 909 920) no Hoare annotation was computed. [2020-07-20 10:43:53,276 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 909 920) the Hoare annotation is: true [2020-07-20 10:43:53,276 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 909 920) no Hoare annotation was computed. [2020-07-20 10:43:53,276 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 137 143) no Hoare annotation was computed. [2020-07-20 10:43:53,276 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 137 143) the Hoare annotation is: true [2020-07-20 10:43:53,276 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:43:53,276 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 10:43:53,277 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:43:53,277 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:43:53,277 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 413 420) no Hoare annotation was computed. [2020-07-20 10:43:53,277 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 413 420) the Hoare annotation is: true [2020-07-20 10:43:53,277 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 413 420) no Hoare annotation was computed. [2020-07-20 10:43:53,277 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 921 932) no Hoare annotation was computed. [2020-07-20 10:43:53,277 INFO L268 CegarLoopResult]: For program point L925-1(lines 921 932) no Hoare annotation was computed. [2020-07-20 10:43:53,278 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 921 932) the Hoare annotation is: true [2020-07-20 10:43:53,278 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 181 188) no Hoare annotation was computed. [2020-07-20 10:43:53,278 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 185) no Hoare annotation was computed. [2020-07-20 10:43:53,278 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 181 188) the Hoare annotation is: true [2020-07-20 10:43:53,278 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 181 188) no Hoare annotation was computed. [2020-07-20 10:43:53,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 10:43:53 BoogieIcfgContainer [2020-07-20 10:43:53,294 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 10:43:53,297 INFO L168 Benchmark]: Toolchain (without parser) took 5437.72 ms. Allocated memory was 135.3 MB in the beginning and 257.9 MB in the end (delta: 122.7 MB). Free memory was 97.9 MB in the beginning and 116.3 MB in the end (delta: -18.4 MB). Peak memory consumption was 104.3 MB. Max. memory is 7.1 GB. [2020-07-20 10:43:53,298 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 135.3 MB. Free memory was 117.1 MB in the beginning and 116.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-20 10:43:53,299 INFO L168 Benchmark]: CACSL2BoogieTranslator took 758.29 ms. Allocated memory was 135.3 MB in the beginning and 199.8 MB in the end (delta: 64.5 MB). Free memory was 97.5 MB in the beginning and 168.7 MB in the end (delta: -71.2 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB. [2020-07-20 10:43:53,300 INFO L168 Benchmark]: Boogie Preprocessor took 86.42 ms. Allocated memory is still 199.8 MB. Free memory was 168.7 MB in the beginning and 164.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2020-07-20 10:43:53,301 INFO L168 Benchmark]: RCFGBuilder took 1192.92 ms. Allocated memory was 199.8 MB in the beginning and 226.5 MB in the end (delta: 26.7 MB). Free memory was 164.3 MB in the beginning and 192.9 MB in the end (delta: -28.6 MB). Peak memory consumption was 90.9 MB. Max. memory is 7.1 GB. [2020-07-20 10:43:53,302 INFO L168 Benchmark]: TraceAbstraction took 3394.92 ms. Allocated memory was 226.5 MB in the beginning and 257.9 MB in the end (delta: 31.5 MB). Free memory was 192.9 MB in the beginning and 116.3 MB in the end (delta: 76.6 MB). Peak memory consumption was 108.1 MB. Max. memory is 7.1 GB. [2020-07-20 10:43:53,306 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 135.3 MB. Free memory was 117.1 MB in the beginning and 116.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 758.29 ms. Allocated memory was 135.3 MB in the beginning and 199.8 MB in the end (delta: 64.5 MB). Free memory was 97.5 MB in the beginning and 168.7 MB in the end (delta: -71.2 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.42 ms. Allocated memory is still 199.8 MB. Free memory was 168.7 MB in the beginning and 164.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1192.92 ms. Allocated memory was 199.8 MB in the beginning and 226.5 MB in the end (delta: 26.7 MB). Free memory was 164.3 MB in the beginning and 192.9 MB in the end (delta: -28.6 MB). Peak memory consumption was 90.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3394.92 ms. Allocated memory was 226.5 MB in the beginning and 257.9 MB in the end (delta: 31.5 MB). Free memory was 192.9 MB in the beginning and 116.3 MB in the end (delta: 76.6 MB). Peak memory consumption was 108.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 185]: 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: 432]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 431]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 251 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.5s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 625 SDtfs, 204 SDslu, 504 SDs, 0 SdLazy, 73 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 252 GetRequests, 244 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=228occurred in iteration=3, 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, 4 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 318 PreInvPairs, 334 NumberOfFragments, 400 HoareAnnotationTreeSize, 318 FomulaSimplifications, 63 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 65 FomulaSimplificationsInter, 511 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 250 ConstructedInterpolants, 0 QuantifiedInterpolants, 24448 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2861 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...