/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 SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 13:03:14,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 13:03:14,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 13:03:14,559 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 13:03:14,560 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 13:03:14,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 13:03:14,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 13:03:14,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 13:03:14,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 13:03:14,566 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 13:03:14,567 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 13:03:14,568 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 13:03:14,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 13:03:14,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 13:03:14,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 13:03:14,571 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 13:03:14,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 13:03:14,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 13:03:14,575 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 13:03:14,576 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 13:03:14,578 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 13:03:14,579 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 13:03:14,580 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 13:03:14,581 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 13:03:14,583 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 13:03:14,583 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 13:03:14,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 13:03:14,585 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 13:03:14,585 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 13:03:14,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 13:03:14,586 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 13:03:14,587 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 13:03:14,587 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 13:03:14,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 13:03:14,589 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 13:03:14,589 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 13:03:14,590 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 13:03:14,590 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 13:03:14,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 13:03:14,591 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 13:03:14,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 13:03:14,593 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 13:03:14,607 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 13:03:14,607 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 13:03:14,608 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 13:03:14,608 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 13:03:14,608 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 13:03:14,609 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 13:03:14,609 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 13:03:14,609 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 13:03:14,609 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 13:03:14,610 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 13:03:14,610 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 13:03:14,610 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 13:03:14,610 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 13:03:14,610 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 13:03:14,610 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 13:03:14,611 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 13:03:14,611 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 13:03:14,611 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 13:03:14,611 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 13:03:14,611 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 13:03:14,612 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 13:03:14,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 13:03:14,612 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 13:03:14,612 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 13:03:14,612 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 13:03:14,613 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 13:03:14,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:03:14,613 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 13:03:14,613 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 13:03:14,613 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 -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 [2020-07-20 13:03:14,885 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 13:03:14,905 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 13:03:14,909 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 13:03:14,910 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 13:03:14,913 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 13:03:14,914 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product15.cil.c [2020-07-20 13:03:14,985 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18a241690/98ee9316b1fe452aa36686b3b4a931e3/FLAG2eb8e2acf [2020-07-20 13:03:15,500 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 13:03:15,501 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product15.cil.c [2020-07-20 13:03:15,516 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18a241690/98ee9316b1fe452aa36686b3b4a931e3/FLAG2eb8e2acf [2020-07-20 13:03:15,818 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18a241690/98ee9316b1fe452aa36686b3b4a931e3 [2020-07-20 13:03:15,827 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 13:03:15,829 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 13:03:15,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 13:03:15,831 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 13:03:15,834 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 13:03:15,835 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:03:15" (1/1) ... [2020-07-20 13:03:15,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32172fe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:03:15, skipping insertion in model container [2020-07-20 13:03:15,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:03:15" (1/1) ... [2020-07-20 13:03:15,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 13:03:15,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 13:03:16,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:03:16,327 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 13:03:16,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:03:16,437 INFO L208 MainTranslator]: Completed translation [2020-07-20 13:03:16,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:03:16 WrapperNode [2020-07-20 13:03:16,438 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 13:03:16,439 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 13:03:16,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 13:03:16,439 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 13:03:16,451 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:03:16" (1/1) ... [2020-07-20 13:03:16,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:03:16" (1/1) ... [2020-07-20 13:03:16,469 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:03:16" (1/1) ... [2020-07-20 13:03:16,469 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:03:16" (1/1) ... [2020-07-20 13:03:16,500 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:03:16" (1/1) ... [2020-07-20 13:03:16,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:03:16" (1/1) ... [2020-07-20 13:03:16,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:03:16" (1/1) ... [2020-07-20 13:03:16,522 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 13:03:16,523 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 13:03:16,523 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 13:03:16,523 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 13:03:16,524 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:03:16" (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 13:03:16,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 13:03:16,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 13:03:16,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 13:03:16,591 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 13:03:16,591 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 13:03:16,591 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 13:03:16,591 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 13:03:16,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 13:03:16,592 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 13:03:16,592 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 13:03:16,592 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 13:03:16,592 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 13:03:16,592 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-20 13:03:16,592 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 13:03:16,593 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 13:03:16,593 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 13:03:16,593 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 13:03:16,593 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 13:03:16,593 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-20 13:03:16,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 13:03:16,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 13:03:16,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 13:03:16,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 13:03:16,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 13:03:16,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 13:03:16,595 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 13:03:16,595 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 13:03:16,595 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 13:03:16,595 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 13:03:16,595 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 13:03:16,595 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 13:03:16,596 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 13:03:16,596 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 13:03:16,596 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 13:03:16,596 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 13:03:16,596 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 13:03:16,596 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-07-20 13:03:16,596 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 13:03:16,597 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 13:03:16,597 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 13:03:16,597 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 13:03:16,597 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 13:03:16,597 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 13:03:16,597 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 13:03:16,597 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 13:03:16,598 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 13:03:16,598 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 13:03:16,598 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-20 13:03:16,598 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 13:03:16,598 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 13:03:16,598 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 13:03:16,599 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 13:03:16,599 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 13:03:16,599 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 13:03:16,599 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 13:03:16,599 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 13:03:16,599 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 13:03:16,600 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 13:03:16,600 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-07-20 13:03:16,600 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 13:03:16,600 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 13:03:16,600 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 13:03:16,600 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-20 13:03:16,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 13:03:16,601 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 13:03:16,601 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 13:03:16,601 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 13:03:16,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 13:03:16,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 13:03:16,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 13:03:16,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 13:03:16,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 13:03:16,602 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 13:03:16,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 13:03:16,602 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 13:03:16,602 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 13:03:16,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 13:03:16,603 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 13:03:16,603 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 13:03:16,603 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 13:03:16,603 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 13:03:16,603 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 13:03:16,603 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 13:03:16,604 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 13:03:16,604 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 13:03:16,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 13:03:16,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 13:03:16,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 13:03:17,541 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 13:03:17,542 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 13:03:17,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:03:17 BoogieIcfgContainer [2020-07-20 13:03:17,547 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 13:03:17,548 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 13:03:17,548 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 13:03:17,551 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 13:03:17,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 01:03:15" (1/3) ... [2020-07-20 13:03:17,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78e049f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:03:17, skipping insertion in model container [2020-07-20 13:03:17,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:03:16" (2/3) ... [2020-07-20 13:03:17,553 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78e049f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:03:17, skipping insertion in model container [2020-07-20 13:03:17,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:03:17" (3/3) ... [2020-07-20 13:03:17,555 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product15.cil.c [2020-07-20 13:03:17,564 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 13:03:17,572 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 13:03:17,585 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 13:03:17,609 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 13:03:17,609 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 13:03:17,609 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 13:03:17,610 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 13:03:17,610 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 13:03:17,610 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 13:03:17,611 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 13:03:17,611 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 13:03:17,632 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2020-07-20 13:03:17,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-20 13:03:17,641 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:03:17,642 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:03:17,642 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:03:17,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:03:17,648 INFO L82 PathProgramCache]: Analyzing trace with hash 143568661, now seen corresponding path program 1 times [2020-07-20 13:03:17,657 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:03:17,657 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1818202036] [2020-07-20 13:03:17,658 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) 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 13:03:18,088 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:03:18,088 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:03:18,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 630 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 13:03:18,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:03:18,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:03:18,131 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:03:18,132 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1818202036] [2020-07-20 13:03:18,133 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:03:18,133 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 13:03:18,134 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547323835] [2020-07-20 13:03:18,139 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 13:03:18,139 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:03:18,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 13:03:18,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 13:03:18,155 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 2 states. [2020-07-20 13:03:18,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:03:18,194 INFO L93 Difference]: Finished difference Result 216 states and 269 transitions. [2020-07-20 13:03:18,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 13:03:18,195 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-20 13:03:18,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:03:18,207 INFO L225 Difference]: With dead ends: 216 [2020-07-20 13:03:18,208 INFO L226 Difference]: Without dead ends: 108 [2020-07-20 13:03:18,212 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 45 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 13:03:18,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2020-07-20 13:03:18,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2020-07-20 13:03:18,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-07-20 13:03:18,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 126 transitions. [2020-07-20 13:03:18,270 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 126 transitions. Word has length 46 [2020-07-20 13:03:18,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:03:18,270 INFO L479 AbstractCegarLoop]: Abstraction has 108 states and 126 transitions. [2020-07-20 13:03:18,270 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 13:03:18,270 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 126 transitions. [2020-07-20 13:03:18,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-20 13:03:18,274 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:03:18,274 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:03:18,484 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:03:18,485 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:03:18,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:03:18,486 INFO L82 PathProgramCache]: Analyzing trace with hash 1665995157, now seen corresponding path program 1 times [2020-07-20 13:03:18,487 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:03:18,487 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [940345851] [2020-07-20 13:03:18,487 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) 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 13:03:18,852 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:03:18,852 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:03:18,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 628 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 13:03:18,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:03:18,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:03:18,896 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:03:18,896 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [940345851] [2020-07-20 13:03:18,896 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:03:18,896 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:03:18,897 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263252296] [2020-07-20 13:03:18,898 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:03:18,898 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:03:18,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:03:18,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:03:18,899 INFO L87 Difference]: Start difference. First operand 108 states and 126 transitions. Second operand 3 states. [2020-07-20 13:03:18,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:03:18,918 INFO L93 Difference]: Finished difference Result 159 states and 183 transitions. [2020-07-20 13:03:18,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:03:18,919 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-20 13:03:18,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:03:18,921 INFO L225 Difference]: With dead ends: 159 [2020-07-20 13:03:18,921 INFO L226 Difference]: Without dead ends: 99 [2020-07-20 13:03:18,922 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 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 13:03:18,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-07-20 13:03:18,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2020-07-20 13:03:18,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-07-20 13:03:18,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 114 transitions. [2020-07-20 13:03:18,935 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 114 transitions. Word has length 47 [2020-07-20 13:03:18,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:03:18,936 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 114 transitions. [2020-07-20 13:03:18,936 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:03:18,936 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 114 transitions. [2020-07-20 13:03:18,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-20 13:03:18,938 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:03:18,938 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:03:19,154 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:03:19,155 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:03:19,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:03:19,155 INFO L82 PathProgramCache]: Analyzing trace with hash 1977159256, now seen corresponding path program 1 times [2020-07-20 13:03:19,155 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:03:19,156 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1377597037] [2020-07-20 13:03:19,156 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) 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 13:03:19,604 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:03:19,604 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:03:19,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 657 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 13:03:19,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:03:19,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:03:19,634 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:03:19,634 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1377597037] [2020-07-20 13:03:19,635 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:03:19,635 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:03:19,635 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707824966] [2020-07-20 13:03:19,635 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:03:19,636 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:03:19,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:03:19,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:03:19,636 INFO L87 Difference]: Start difference. First operand 99 states and 114 transitions. Second operand 3 states. [2020-07-20 13:03:19,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:03:19,664 INFO L93 Difference]: Finished difference Result 247 states and 294 transitions. [2020-07-20 13:03:19,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:03:19,664 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2020-07-20 13:03:19,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:03:19,668 INFO L225 Difference]: With dead ends: 247 [2020-07-20 13:03:19,668 INFO L226 Difference]: Without dead ends: 172 [2020-07-20 13:03:19,672 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 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 13:03:19,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2020-07-20 13:03:19,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 168. [2020-07-20 13:03:19,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2020-07-20 13:03:19,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 199 transitions. [2020-07-20 13:03:19,713 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 199 transitions. Word has length 51 [2020-07-20 13:03:19,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:03:19,714 INFO L479 AbstractCegarLoop]: Abstraction has 168 states and 199 transitions. [2020-07-20 13:03:19,714 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:03:19,714 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 199 transitions. [2020-07-20 13:03:19,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-20 13:03:19,718 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:03:19,719 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:03:19,919 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:03:19,920 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:03:19,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:03:19,921 INFO L82 PathProgramCache]: Analyzing trace with hash -1061912152, now seen corresponding path program 1 times [2020-07-20 13:03:19,921 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:03:19,922 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1050407016] [2020-07-20 13:03:19,922 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) 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 13:03:20,339 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:03:20,340 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:03:20,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-20 13:03:20,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:03:20,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:03:20,414 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:03:20,414 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1050407016] [2020-07-20 13:03:20,414 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:03:20,414 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 13:03:20,415 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712743349] [2020-07-20 13:03:20,415 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 13:03:20,415 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:03:20,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 13:03:20,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 13:03:20,416 INFO L87 Difference]: Start difference. First operand 168 states and 199 transitions. Second operand 6 states. [2020-07-20 13:03:20,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:03:20,612 INFO L93 Difference]: Finished difference Result 437 states and 541 transitions. [2020-07-20 13:03:20,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 13:03:20,612 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2020-07-20 13:03:20,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:03:20,616 INFO L225 Difference]: With dead ends: 437 [2020-07-20 13:03:20,616 INFO L226 Difference]: Without dead ends: 293 [2020-07-20 13:03:20,618 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 52 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 13:03:20,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2020-07-20 13:03:20,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 293. [2020-07-20 13:03:20,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 293 states. [2020-07-20 13:03:20,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 356 transitions. [2020-07-20 13:03:20,647 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 356 transitions. Word has length 57 [2020-07-20 13:03:20,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:03:20,647 INFO L479 AbstractCegarLoop]: Abstraction has 293 states and 356 transitions. [2020-07-20 13:03:20,648 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 13:03:20,648 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 356 transitions. [2020-07-20 13:03:20,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-07-20 13:03:20,650 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:03:20,650 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:03:20,863 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:03:20,864 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:03:20,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:03:20,865 INFO L82 PathProgramCache]: Analyzing trace with hash -1238507602, now seen corresponding path program 1 times [2020-07-20 13:03:20,866 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:03:20,866 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [127144448] [2020-07-20 13:03:20,866 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:03:21,161 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:03:21,161 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:03:21,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 7 conjunts are in the unsatisfiable core [2020-07-20 13:03:21,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:03:21,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:03:21,183 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:03:21,184 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [127144448] [2020-07-20 13:03:21,184 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:03:21,184 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:03:21,184 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987458702] [2020-07-20 13:03:21,185 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:03:21,185 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:03:21,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:03:21,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:03:21,185 INFO L87 Difference]: Start difference. First operand 293 states and 356 transitions. Second operand 3 states. [2020-07-20 13:03:21,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:03:21,211 INFO L93 Difference]: Finished difference Result 380 states and 471 transitions. [2020-07-20 13:03:21,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:03:21,212 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2020-07-20 13:03:21,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:03:21,212 INFO L225 Difference]: With dead ends: 380 [2020-07-20 13:03:21,212 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 13:03:21,214 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 59 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 13:03:21,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 13:03:21,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 13:03:21,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 13:03:21,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 13:03:21,215 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2020-07-20 13:03:21,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:03:21,215 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 13:03:21,215 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:03:21,215 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 13:03:21,216 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 13:03:21,416 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:03:21,420 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 13:03:22,233 INFO L268 CegarLoopResult]: For program point L415(lines 415 419) no Hoare annotation was computed. [2020-07-20 13:03:22,234 INFO L268 CegarLoopResult]: For program point L415-1(lines 415 419) no Hoare annotation was computed. [2020-07-20 13:03:22,234 INFO L268 CegarLoopResult]: For program point L410(line 410) no Hoare annotation was computed. [2020-07-20 13:03:22,234 INFO L268 CegarLoopResult]: For program point L409-2(lines 409 430) no Hoare annotation was computed. [2020-07-20 13:03:22,234 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 384 439) no Hoare annotation was computed. [2020-07-20 13:03:22,235 INFO L268 CegarLoopResult]: For program point L431(lines 408 432) no Hoare annotation was computed. [2020-07-20 13:03:22,235 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 384 439) no Hoare annotation was computed. [2020-07-20 13:03:22,235 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 384 439) no Hoare annotation was computed. [2020-07-20 13:03:22,235 INFO L268 CegarLoopResult]: For program point L472(lines 472 476) no Hoare annotation was computed. [2020-07-20 13:03:22,235 INFO L268 CegarLoopResult]: For program point L472-1(lines 472 476) no Hoare annotation was computed. [2020-07-20 13:03:22,235 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 440 499) no Hoare annotation was computed. [2020-07-20 13:03:22,235 INFO L268 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-07-20 13:03:22,235 INFO L268 CegarLoopResult]: For program point L466-2(lines 466 491) no Hoare annotation was computed. [2020-07-20 13:03:22,236 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 440 499) no Hoare annotation was computed. [2020-07-20 13:03:22,236 INFO L268 CegarLoopResult]: For program point L492(lines 465 493) no Hoare annotation was computed. [2020-07-20 13:03:22,236 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 440 499) no Hoare annotation was computed. [2020-07-20 13:03:22,236 INFO L268 CegarLoopResult]: For program point L485(line 485) no Hoare annotation was computed. [2020-07-20 13:03:22,236 INFO L268 CegarLoopResult]: For program point L485-1(line 485) no Hoare annotation was computed. [2020-07-20 13:03:22,237 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-07-20 13:03:22,237 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-07-20 13:03:22,237 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-07-20 13:03:22,237 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-07-20 13:03:22,237 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-07-20 13:03:22,237 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 875 899) the Hoare annotation is: true [2020-07-20 13:03:22,237 INFO L264 CegarLoopResult]: At program point L889(line 889) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 13:03:22,238 INFO L268 CegarLoopResult]: For program point L887(lines 887 893) no Hoare annotation was computed. [2020-07-20 13:03:22,238 INFO L264 CegarLoopResult]: At program point L885(line 885) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 13:03:22,238 INFO L268 CegarLoopResult]: For program point L885-1(line 885) no Hoare annotation was computed. [2020-07-20 13:03:22,238 INFO L268 CegarLoopResult]: For program point L883(lines 883 896) no Hoare annotation was computed. [2020-07-20 13:03:22,238 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 875 899) no Hoare annotation was computed. [2020-07-20 13:03:22,240 INFO L268 CegarLoopResult]: For program point L883-1(lines 875 899) no Hoare annotation was computed. [2020-07-20 13:03:22,240 INFO L271 CegarLoopResult]: At program point L881(line 881) the Hoare annotation is: true [2020-07-20 13:03:22,240 INFO L268 CegarLoopResult]: For program point L881-1(line 881) no Hoare annotation was computed. [2020-07-20 13:03:22,240 INFO L264 CegarLoopResult]: At program point L863(line 863) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:03:22,240 INFO L264 CegarLoopResult]: At program point L863-1(line 863) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:03:22,241 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 851 873) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:03:22,241 INFO L268 CegarLoopResult]: For program point L861(lines 861 868) no Hoare annotation was computed. [2020-07-20 13:03:22,241 INFO L268 CegarLoopResult]: For program point L861-1(lines 861 868) no Hoare annotation was computed. [2020-07-20 13:03:22,241 INFO L268 CegarLoopResult]: For program point L859(line 859) no Hoare annotation was computed. [2020-07-20 13:03:22,241 INFO L264 CegarLoopResult]: At program point L858(line 858) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:03:22,241 INFO L264 CegarLoopResult]: At program point L857(line 857) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:03:22,241 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 851 873) no Hoare annotation was computed. [2020-07-20 13:03:22,242 INFO L264 CegarLoopResult]: At program point L857-1(line 857) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:03:22,242 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 851 873) no Hoare annotation was computed. [2020-07-20 13:03:22,243 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 810 833) no Hoare annotation was computed. [2020-07-20 13:03:22,243 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 810 833) no Hoare annotation was computed. [2020-07-20 13:03:22,243 INFO L268 CegarLoopResult]: For program point L828(line 828) no Hoare annotation was computed. [2020-07-20 13:03:22,243 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 810 833) no Hoare annotation was computed. [2020-07-20 13:03:22,243 INFO L268 CegarLoopResult]: For program point L827(line 827) no Hoare annotation was computed. [2020-07-20 13:03:22,244 INFO L268 CegarLoopResult]: For program point L826(line 826) no Hoare annotation was computed. [2020-07-20 13:03:22,246 INFO L268 CegarLoopResult]: For program point L825(line 825) no Hoare annotation was computed. [2020-07-20 13:03:22,246 INFO L268 CegarLoopResult]: For program point L824(line 824) no Hoare annotation was computed. [2020-07-20 13:03:22,246 INFO L268 CegarLoopResult]: For program point L823(line 823) no Hoare annotation was computed. [2020-07-20 13:03:22,246 INFO L268 CegarLoopResult]: For program point L822(line 822) no Hoare annotation was computed. [2020-07-20 13:03:22,246 INFO L268 CegarLoopResult]: For program point L821(line 821) no Hoare annotation was computed. [2020-07-20 13:03:22,247 INFO L268 CegarLoopResult]: For program point L820(line 820) no Hoare annotation was computed. [2020-07-20 13:03:22,247 INFO L268 CegarLoopResult]: For program point L819(line 819) no Hoare annotation was computed. [2020-07-20 13:03:22,247 INFO L268 CegarLoopResult]: For program point L818(line 818) no Hoare annotation was computed. [2020-07-20 13:03:22,247 INFO L268 CegarLoopResult]: For program point L817(line 817) no Hoare annotation was computed. [2020-07-20 13:03:22,247 INFO L268 CegarLoopResult]: For program point L816(line 816) no Hoare annotation was computed. [2020-07-20 13:03:22,247 INFO L268 CegarLoopResult]: For program point L815(line 815) no Hoare annotation was computed. [2020-07-20 13:03:22,247 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 194 200) no Hoare annotation was computed. [2020-07-20 13:03:22,247 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 194 200) the Hoare annotation is: true [2020-07-20 13:03:22,248 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 316 330) no Hoare annotation was computed. [2020-07-20 13:03:22,248 INFO L268 CegarLoopResult]: For program point L320(lines 320 326) no Hoare annotation was computed. [2020-07-20 13:03:22,248 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 316 330) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) (or .cse0 .cse1 (= 0 ~pumpRunning~0)))) [2020-07-20 13:03:22,249 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 316 330) no Hoare annotation was computed. [2020-07-20 13:03:22,249 INFO L264 CegarLoopResult]: At program point L322(line 322) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-20 13:03:22,249 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 227 234) no Hoare annotation was computed. [2020-07-20 13:03:22,249 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 227 234) no Hoare annotation was computed. [2020-07-20 13:03:22,249 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 227 234) no Hoare annotation was computed. [2020-07-20 13:03:22,249 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 271 279) no Hoare annotation was computed. [2020-07-20 13:03:22,249 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 271 279) the Hoare annotation is: true [2020-07-20 13:03:22,249 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 271 279) no Hoare annotation was computed. [2020-07-20 13:03:22,256 INFO L268 CegarLoopResult]: For program point L287(lines 287 295) no Hoare annotation was computed. [2020-07-20 13:03:22,257 INFO L268 CegarLoopResult]: For program point L287-2(lines 287 295) no Hoare annotation was computed. [2020-07-20 13:03:22,257 INFO L268 CegarLoopResult]: For program point L310(line 310) no Hoare annotation was computed. [2020-07-20 13:03:22,257 INFO L268 CegarLoopResult]: For program point L310-1(line 310) no Hoare annotation was computed. [2020-07-20 13:03:22,257 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 280 315) no Hoare annotation was computed. [2020-07-20 13:03:22,257 INFO L268 CegarLoopResult]: For program point L299(lines 299 307) no Hoare annotation was computed. [2020-07-20 13:03:22,257 INFO L268 CegarLoopResult]: For program point L299-2(lines 299 307) no Hoare annotation was computed. [2020-07-20 13:03:22,257 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 280 315) no Hoare annotation was computed. [2020-07-20 13:03:22,257 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 280 315) no Hoare annotation was computed. [2020-07-20 13:03:22,258 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-07-20 13:03:22,258 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-07-20 13:03:22,258 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 338 383) no Hoare annotation was computed. [2020-07-20 13:03:22,258 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 338 383) no Hoare annotation was computed. [2020-07-20 13:03:22,258 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 338 383) no Hoare annotation was computed. [2020-07-20 13:03:22,260 INFO L268 CegarLoopResult]: For program point L671(lines 671 678) no Hoare annotation was computed. [2020-07-20 13:03:22,260 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 651 696) no Hoare annotation was computed. [2020-07-20 13:03:22,260 INFO L268 CegarLoopResult]: For program point L665(lines 665 685) no Hoare annotation was computed. [2020-07-20 13:03:22,260 INFO L268 CegarLoopResult]: For program point L665-1(lines 665 685) no Hoare annotation was computed. [2020-07-20 13:03:22,260 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 651 696) no Hoare annotation was computed. [2020-07-20 13:03:22,261 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 651 696) no Hoare annotation was computed. [2020-07-20 13:03:22,261 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 841 850) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:03:22,261 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 841 850) no Hoare annotation was computed. [2020-07-20 13:03:22,261 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 841 850) no Hoare annotation was computed. [2020-07-20 13:03:22,261 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 260 270) the Hoare annotation is: true [2020-07-20 13:03:22,261 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 260 270) no Hoare annotation was computed. [2020-07-20 13:03:22,262 INFO L271 CegarLoopResult]: At program point L265(line 265) the Hoare annotation is: true [2020-07-20 13:03:22,262 INFO L268 CegarLoopResult]: For program point L265-1(line 265) no Hoare annotation was computed. [2020-07-20 13:03:22,262 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 260 270) no Hoare annotation was computed. [2020-07-20 13:03:22,262 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 252 259) the Hoare annotation is: true [2020-07-20 13:03:22,262 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 252 259) no Hoare annotation was computed. [2020-07-20 13:03:22,262 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 252 259) no Hoare annotation was computed. [2020-07-20 13:03:22,262 INFO L264 CegarLoopResult]: At program point L221(line 221) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:03:22,262 INFO L268 CegarLoopResult]: For program point L221-1(lines 202 226) no Hoare annotation was computed. [2020-07-20 13:03:22,263 INFO L264 CegarLoopResult]: At program point L216(line 216) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-20 13:03:22,263 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 202 226) no Hoare annotation was computed. [2020-07-20 13:03:22,263 INFO L264 CegarLoopResult]: At program point L212(line 212) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-20 13:03:22,263 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 202 226) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:03:22,264 INFO L268 CegarLoopResult]: For program point L210(lines 210 218) no Hoare annotation was computed. [2020-07-20 13:03:22,264 INFO L264 CegarLoopResult]: At program point L208(line 208) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-20 13:03:22,264 INFO L268 CegarLoopResult]: For program point L208-1(line 208) no Hoare annotation was computed. [2020-07-20 13:03:22,264 INFO L268 CegarLoopResult]: For program point L206(lines 206 223) no Hoare annotation was computed. [2020-07-20 13:03:22,265 INFO L264 CegarLoopResult]: At program point testENTRY(lines 92 157) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:03:22,265 INFO L264 CegarLoopResult]: At program point L124(line 124) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:03:22,265 INFO L268 CegarLoopResult]: For program point L122(lines 122 128) no Hoare annotation was computed. [2020-07-20 13:03:22,265 INFO L268 CegarLoopResult]: For program point L122-1(lines 122 128) no Hoare annotation was computed. [2020-07-20 13:03:22,265 INFO L268 CegarLoopResult]: For program point testFINAL(lines 92 157) no Hoare annotation was computed. [2020-07-20 13:03:22,267 INFO L264 CegarLoopResult]: At program point L147(lines 102 149) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:03:22,267 INFO L264 CegarLoopResult]: At program point L114(line 114) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:03:22,267 INFO L268 CegarLoopResult]: For program point L112(lines 112 118) no Hoare annotation was computed. [2020-07-20 13:03:22,267 INFO L268 CegarLoopResult]: For program point L112-1(lines 112 118) no Hoare annotation was computed. [2020-07-20 13:03:22,267 INFO L268 CegarLoopResult]: For program point L104(lines 104 108) no Hoare annotation was computed. [2020-07-20 13:03:22,267 INFO L264 CegarLoopResult]: At program point L150(lines 101 151) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:03:22,268 INFO L264 CegarLoopResult]: At program point L140(line 140) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:03:22,268 INFO L268 CegarLoopResult]: For program point L138(lines 138 144) no Hoare annotation was computed. [2020-07-20 13:03:22,268 INFO L264 CegarLoopResult]: At program point L138-1(lines 132 145) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:03:22,268 INFO L268 CegarLoopResult]: For program point L103(lines 102 149) no Hoare annotation was computed. [2020-07-20 13:03:22,268 INFO L268 CegarLoopResult]: For program point L132(lines 132 145) no Hoare annotation was computed. [2020-07-20 13:03:22,268 INFO L268 CegarLoopResult]: For program point testEXIT(lines 92 157) no Hoare annotation was computed. [2020-07-20 13:03:22,268 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 605 650) no Hoare annotation was computed. [2020-07-20 13:03:22,268 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 605 650) no Hoare annotation was computed. [2020-07-20 13:03:22,269 INFO L268 CegarLoopResult]: For program point L625(lines 625 632) no Hoare annotation was computed. [2020-07-20 13:03:22,269 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 605 650) no Hoare annotation was computed. [2020-07-20 13:03:22,269 INFO L268 CegarLoopResult]: For program point L619(lines 619 639) no Hoare annotation was computed. [2020-07-20 13:03:22,269 INFO L268 CegarLoopResult]: For program point L619-1(lines 619 639) no Hoare annotation was computed. [2020-07-20 13:03:22,269 INFO L268 CegarLoopResult]: For program point L754-2(lines 754 762) no Hoare annotation was computed. [2020-07-20 13:03:22,269 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 746 768) no Hoare annotation was computed. [2020-07-20 13:03:22,269 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 746 768) no Hoare annotation was computed. [2020-07-20 13:03:22,269 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 746 768) no Hoare annotation was computed. [2020-07-20 13:03:22,270 INFO L268 CegarLoopResult]: For program point L754(lines 754 762) no Hoare annotation was computed. [2020-07-20 13:03:22,270 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-07-20 13:03:22,270 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-07-20 13:03:22,270 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-07-20 13:03:22,270 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 502 604) no Hoare annotation was computed. [2020-07-20 13:03:22,270 INFO L268 CegarLoopResult]: For program point L572(lines 550 573) no Hoare annotation was computed. [2020-07-20 13:03:22,270 INFO L268 CegarLoopResult]: For program point L531(lines 531 547) no Hoare annotation was computed. [2020-07-20 13:03:22,270 INFO L268 CegarLoopResult]: For program point L591(lines 591 598) no Hoare annotation was computed. [2020-07-20 13:03:22,270 INFO L268 CegarLoopResult]: For program point L552(lines 551 571) no Hoare annotation was computed. [2020-07-20 13:03:22,271 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-07-20 13:03:22,271 INFO L268 CegarLoopResult]: For program point L583-1(line 583) no Hoare annotation was computed. [2020-07-20 13:03:22,271 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 502 604) no Hoare annotation was computed. [2020-07-20 13:03:22,271 INFO L268 CegarLoopResult]: For program point L548(lines 548 589) no Hoare annotation was computed. [2020-07-20 13:03:22,271 INFO L268 CegarLoopResult]: For program point L567(line 567) no Hoare annotation was computed. [2020-07-20 13:03:22,271 INFO L268 CegarLoopResult]: For program point L567-1(line 567) no Hoare annotation was computed. [2020-07-20 13:03:22,271 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 502 604) no Hoare annotation was computed. [2020-07-20 13:03:22,271 INFO L268 CegarLoopResult]: For program point L526(lines 526 530) no Hoare annotation was computed. [2020-07-20 13:03:22,272 INFO L268 CegarLoopResult]: For program point L590(lines 590 601) no Hoare annotation was computed. [2020-07-20 13:03:22,272 INFO L268 CegarLoopResult]: For program point L553(lines 553 557) no Hoare annotation was computed. [2020-07-20 13:03:22,272 INFO L268 CegarLoopResult]: For program point L551-2(lines 551 571) no Hoare annotation was computed. [2020-07-20 13:03:22,272 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:03:22,272 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:03:22,272 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:03:22,272 INFO L268 CegarLoopResult]: For program point L240(line 240) no Hoare annotation was computed. [2020-07-20 13:03:22,272 INFO L268 CegarLoopResult]: For program point L240-1(line 240) no Hoare annotation was computed. [2020-07-20 13:03:22,272 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 235 251) no Hoare annotation was computed. [2020-07-20 13:03:22,273 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 235 251) no Hoare annotation was computed. [2020-07-20 13:03:22,273 INFO L268 CegarLoopResult]: For program point L246(line 246) no Hoare annotation was computed. [2020-07-20 13:03:22,273 INFO L268 CegarLoopResult]: For program point L246-1(lines 235 251) no Hoare annotation was computed. [2020-07-20 13:03:22,273 INFO L268 CegarLoopResult]: For program point L242(lines 242 248) no Hoare annotation was computed. [2020-07-20 13:03:22,273 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 769 777) the Hoare annotation is: true [2020-07-20 13:03:22,273 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 769 777) no Hoare annotation was computed. [2020-07-20 13:03:22,273 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 769 777) no Hoare annotation was computed. [2020-07-20 13:03:22,273 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 725 736) the Hoare annotation is: true [2020-07-20 13:03:22,274 INFO L268 CegarLoopResult]: For program point L729-1(lines 725 736) no Hoare annotation was computed. [2020-07-20 13:03:22,274 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 725 736) no Hoare annotation was computed. [2020-07-20 13:03:22,274 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:03:22,274 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 13:03:22,275 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:03:22,275 INFO L264 CegarLoopResult]: At program point L183(line 183) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 13:03:22,275 INFO L264 CegarLoopResult]: At program point L181(lines 181 187) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 13:03:22,275 INFO L264 CegarLoopResult]: At program point L176(line 176) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 13:03:22,275 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 170 193) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 13:03:22,275 INFO L268 CegarLoopResult]: For program point L174(lines 173 192) no Hoare annotation was computed. [2020-07-20 13:03:22,275 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 170 193) no Hoare annotation was computed. [2020-07-20 13:03:22,275 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 170 193) no Hoare annotation was computed. [2020-07-20 13:03:22,276 INFO L268 CegarLoopResult]: For program point L801(line 801) no Hoare annotation was computed. [2020-07-20 13:03:22,276 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 780 809) no Hoare annotation was computed. [2020-07-20 13:03:22,276 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 780 809) the Hoare annotation is: true [2020-07-20 13:03:22,276 INFO L268 CegarLoopResult]: For program point L794(lines 794 798) no Hoare annotation was computed. [2020-07-20 13:03:22,276 INFO L271 CegarLoopResult]: At program point L794-1(lines 794 798) the Hoare annotation is: true [2020-07-20 13:03:22,276 INFO L268 CegarLoopResult]: For program point L791(line 791) no Hoare annotation was computed. [2020-07-20 13:03:22,276 INFO L271 CegarLoopResult]: At program point L790-2(lines 790 804) the Hoare annotation is: true [2020-07-20 13:03:22,276 INFO L271 CegarLoopResult]: At program point L786(line 786) the Hoare annotation is: true [2020-07-20 13:03:22,277 INFO L268 CegarLoopResult]: For program point L786-1(line 786) no Hoare annotation was computed. [2020-07-20 13:03:22,277 INFO L271 CegarLoopResult]: At program point L805(lines 780 809) the Hoare annotation is: true [2020-07-20 13:03:22,277 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 737 745) the Hoare annotation is: true [2020-07-20 13:03:22,277 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 737 745) no Hoare annotation was computed. [2020-07-20 13:03:22,277 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 737 745) no Hoare annotation was computed. [2020-07-20 13:03:22,277 INFO L268 CegarLoopResult]: For program point L705-1(lines 701 712) no Hoare annotation was computed. [2020-07-20 13:03:22,280 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 701 712) the Hoare annotation is: true [2020-07-20 13:03:22,282 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 701 712) no Hoare annotation was computed. [2020-07-20 13:03:22,282 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 834 840) no Hoare annotation was computed. [2020-07-20 13:03:22,282 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 834 840) the Hoare annotation is: true [2020-07-20 13:03:22,283 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:03:22,283 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 13:03:22,283 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:03:22,283 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:03:22,284 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 713 724) no Hoare annotation was computed. [2020-07-20 13:03:22,284 INFO L268 CegarLoopResult]: For program point L717-1(lines 713 724) no Hoare annotation was computed. [2020-07-20 13:03:22,284 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 713 724) the Hoare annotation is: (or (<= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 13:03:22,284 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 78 85) no Hoare annotation was computed. [2020-07-20 13:03:22,284 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2020-07-20 13:03:22,285 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 78 85) the Hoare annotation is: true [2020-07-20 13:03:22,285 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 78 85) no Hoare annotation was computed. [2020-07-20 13:03:22,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 01:03:22 BoogieIcfgContainer [2020-07-20 13:03:22,315 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 13:03:22,318 INFO L168 Benchmark]: Toolchain (without parser) took 6488.14 ms. Allocated memory was 144.2 MB in the beginning and 284.7 MB in the end (delta: 140.5 MB). Free memory was 100.7 MB in the beginning and 158.2 MB in the end (delta: -57.5 MB). Peak memory consumption was 119.1 MB. Max. memory is 7.1 GB. [2020-07-20 13:03:22,322 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 144.2 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 13:03:22,323 INFO L168 Benchmark]: CACSL2BoogieTranslator took 607.90 ms. Allocated memory was 144.2 MB in the beginning and 200.8 MB in the end (delta: 56.6 MB). Free memory was 100.3 MB in the beginning and 169.8 MB in the end (delta: -69.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2020-07-20 13:03:22,324 INFO L168 Benchmark]: Boogie Preprocessor took 83.58 ms. Allocated memory is still 200.8 MB. Free memory was 169.8 MB in the beginning and 165.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-07-20 13:03:22,325 INFO L168 Benchmark]: RCFGBuilder took 1024.36 ms. Allocated memory was 200.8 MB in the beginning and 232.3 MB in the end (delta: 31.5 MB). Free memory was 165.7 MB in the beginning and 198.9 MB in the end (delta: -33.2 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. [2020-07-20 13:03:22,330 INFO L168 Benchmark]: TraceAbstraction took 4766.85 ms. Allocated memory was 232.3 MB in the beginning and 284.7 MB in the end (delta: 52.4 MB). Free memory was 197.4 MB in the beginning and 158.2 MB in the end (delta: 39.3 MB). Peak memory consumption was 127.8 MB. Max. memory is 7.1 GB. [2020-07-20 13:03:22,336 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 144.2 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 607.90 ms. Allocated memory was 144.2 MB in the beginning and 200.8 MB in the end (delta: 56.6 MB). Free memory was 100.3 MB in the beginning and 169.8 MB in the end (delta: -69.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.58 ms. Allocated memory is still 200.8 MB. Free memory was 169.8 MB in the beginning and 165.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1024.36 ms. Allocated memory was 200.8 MB in the beginning and 232.3 MB in the end (delta: 31.5 MB). Free memory was 165.7 MB in the beginning and 198.9 MB in the end (delta: -33.2 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4766.85 ms. Allocated memory was 232.3 MB in the beginning and 284.7 MB in the end (delta: 52.4 MB). Free memory was 197.4 MB in the beginning and 158.2 MB in the end (delta: 39.3 MB). Peak memory consumption was 127.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 82]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(1 <= \old(waterLevel))) || !(1 <= \old(systemActive)) - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || ((1 <= waterLevel && 0 == pumpRunning) && splverifierCounter <= 0)) || !(1 <= \old(waterLevel))) || !(1 <= \old(systemActive)) - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 217 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.8s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 593 SDtfs, 212 SDslu, 570 SDs, 0 SdLazy, 77 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 259 GetRequests, 250 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=293occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 322 PreInvPairs, 337 NumberOfFragments, 521 HoareAnnotationTreeSize, 322 FomulaSimplifications, 70 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 52 FomulaSimplificationsInter, 548 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 262 NumberOfCodeBlocks, 228 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 257 ConstructedInterpolants, 0 QuantifiedInterpolants, 23173 SizeOfPredicates, 13 NumberOfNonLiveVariables, 3255 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...