/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product08.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 10:42:34,609 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 10:42:34,612 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 10:42:34,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 10:42:34,632 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 10:42:34,634 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 10:42:34,635 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 10:42:34,646 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 10:42:34,650 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 10:42:34,654 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 10:42:34,655 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 10:42:34,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 10:42:34,659 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 10:42:34,661 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 10:42:34,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 10:42:34,665 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 10:42:34,666 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 10:42:34,667 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 10:42:34,668 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 10:42:34,673 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 10:42:34,678 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 10:42:34,682 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 10:42:34,683 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 10:42:34,684 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 10:42:34,688 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 10:42:34,688 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 10:42:34,688 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 10:42:34,691 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 10:42:34,691 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 10:42:34,692 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 10:42:34,692 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 10:42:34,694 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 10:42:34,695 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 10:42:34,696 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 10:42:34,697 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 10:42:34,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 10:42:34,698 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 10:42:34,698 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 10:42:34,698 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 10:42:34,699 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 10:42:34,700 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 10:42:34,701 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-20 10:42:34,735 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 10:42:34,736 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 10:42:34,737 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 10:42:34,737 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 10:42:34,737 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 10:42:34,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 10:42:34,738 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 10:42:34,738 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 10:42:34,741 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 10:42:34,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 10:42:34,742 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 10:42:34,742 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 10:42:34,742 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 10:42:34,742 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 10:42:34,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 10:42:34,743 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 10:42:34,743 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 10:42:34,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 10:42:34,743 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 10:42:34,743 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 10:42:34,744 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 10:42:34,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 10:42:34,744 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 10:42:34,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 10:42:34,744 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 10:42:34,745 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 10:42:34,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:42:34,745 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 10:42:34,745 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 10:42:34,745 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-20 10:42:34,999 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 10:42:35,015 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 10:42:35,019 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 10:42:35,021 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 10:42:35,021 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 10:42:35,022 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product08.cil.c [2020-07-20 10:42:35,099 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccd422af2/e21cf0e225674f65943230b2f7d96b02/FLAG298477917 [2020-07-20 10:42:35,615 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 10:42:35,616 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product08.cil.c [2020-07-20 10:42:35,630 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccd422af2/e21cf0e225674f65943230b2f7d96b02/FLAG298477917 [2020-07-20 10:42:35,946 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccd422af2/e21cf0e225674f65943230b2f7d96b02 [2020-07-20 10:42:35,956 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 10:42:35,958 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 10:42:35,959 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 10:42:35,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 10:42:35,963 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 10:42:35,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:42:35" (1/1) ... [2020-07-20 10:42:35,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e48940 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:35, skipping insertion in model container [2020-07-20 10:42:35,968 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:42:35" (1/1) ... [2020-07-20 10:42:35,975 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 10:42:36,019 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 10:42:36,501 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:42:36,512 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 10:42:36,583 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:42:36,619 INFO L208 MainTranslator]: Completed translation [2020-07-20 10:42:36,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:36 WrapperNode [2020-07-20 10:42:36,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 10:42:36,621 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 10:42:36,621 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 10:42:36,621 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 10:42:36,635 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:36" (1/1) ... [2020-07-20 10:42:36,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:36" (1/1) ... [2020-07-20 10:42:36,653 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:36" (1/1) ... [2020-07-20 10:42:36,654 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:36" (1/1) ... [2020-07-20 10:42:36,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:36" (1/1) ... [2020-07-20 10:42:36,699 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:36" (1/1) ... [2020-07-20 10:42:36,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:36" (1/1) ... [2020-07-20 10:42:36,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 10:42:36,712 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 10:42:36,712 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 10:42:36,713 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 10:42:36,713 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:36" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 10:42:36,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 10:42:36,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 10:42:36,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 10:42:36,773 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 10:42:36,773 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 10:42:36,773 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 10:42:36,774 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 10:42:36,774 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 10:42:36,774 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 10:42:36,774 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 10:42:36,774 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 10:42:36,774 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 10:42:36,775 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 10:42:36,775 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 10:42:36,775 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 10:42:36,775 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 10:42:36,776 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 10:42:36,776 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 10:42:36,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 10:42:36,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 10:42:36,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 10:42:36,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 10:42:36,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 10:42:36,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 10:42:36,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-07-20 10:42:36,778 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 10:42:36,778 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 10:42:36,778 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 10:42:36,779 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 10:42:36,779 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 10:42:36,779 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 10:42:36,779 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 10:42:36,779 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 10:42:36,779 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-20 10:42:36,780 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 10:42:36,780 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 10:42:36,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 10:42:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 10:42:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 10:42:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 10:42:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 10:42:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 10:42:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 10:42:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 10:42:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 10:42:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 10:42:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 10:42:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 10:42:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 10:42:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 10:42:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 10:42:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 10:42:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 10:42:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 10:42:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 10:42:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 10:42:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 10:42:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 10:42:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 10:42:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 10:42:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 10:42:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 10:42:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 10:42:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 10:42:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 10:42:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 10:42:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 10:42:36,784 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 10:42:36,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 10:42:36,784 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 10:42:36,784 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 10:42:36,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 10:42:36,785 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 10:42:36,785 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 10:42:36,785 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 10:42:36,786 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 10:42:36,786 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 10:42:36,787 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-07-20 10:42:36,787 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 10:42:36,788 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 10:42:36,788 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-20 10:42:36,788 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 10:42:36,788 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 10:42:36,788 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 10:42:36,789 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 10:42:36,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 10:42:36,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 10:42:36,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 10:42:37,826 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 10:42:37,827 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 10:42:37,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:42:37 BoogieIcfgContainer [2020-07-20 10:42:37,832 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 10:42:37,833 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 10:42:37,834 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 10:42:37,837 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 10:42:37,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 10:42:35" (1/3) ... [2020-07-20 10:42:37,838 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79ee402e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:42:37, skipping insertion in model container [2020-07-20 10:42:37,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:36" (2/3) ... [2020-07-20 10:42:37,839 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79ee402e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:42:37, skipping insertion in model container [2020-07-20 10:42:37,839 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:42:37" (3/3) ... [2020-07-20 10:42:37,841 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product08.cil.c [2020-07-20 10:42:37,851 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 10:42:37,859 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 10:42:37,874 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 10:42:37,900 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 10:42:37,900 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 10:42:37,901 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 10:42:37,901 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 10:42:37,901 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 10:42:37,901 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 10:42:37,902 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 10:42:37,902 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 10:42:37,925 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states. [2020-07-20 10:42:37,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-20 10:42:37,933 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:42:37,934 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 10:42:37,935 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:42:37,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:42:37,940 INFO L82 PathProgramCache]: Analyzing trace with hash 232346821, now seen corresponding path program 1 times [2020-07-20 10:42:37,949 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:42:37,950 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [987403944] [2020-07-20 10:42:37,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:42:38,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:42:38,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 10:42:38,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:42:38,243 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 10:42:38,243 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:42:38,245 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [987403944] [2020-07-20 10:42:38,246 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:42:38,246 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 10:42:38,247 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66649116] [2020-07-20 10:42:38,252 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 10:42:38,252 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:42:38,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 10:42:38,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 10:42:38,269 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 2 states. [2020-07-20 10:42:38,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:42:38,307 INFO L93 Difference]: Finished difference Result 224 states and 277 transitions. [2020-07-20 10:42:38,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 10:42:38,308 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-20 10:42:38,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:42:38,320 INFO L225 Difference]: With dead ends: 224 [2020-07-20 10:42:38,320 INFO L226 Difference]: Without dead ends: 112 [2020-07-20 10:42:38,324 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 10:42:38,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2020-07-20 10:42:38,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2020-07-20 10:42:38,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2020-07-20 10:42:38,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 130 transitions. [2020-07-20 10:42:38,377 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 130 transitions. Word has length 46 [2020-07-20 10:42:38,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:42:38,378 INFO L479 AbstractCegarLoop]: Abstraction has 112 states and 130 transitions. [2020-07-20 10:42:38,378 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 10:42:38,378 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 130 transitions. [2020-07-20 10:42:38,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-20 10:42:38,382 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:42:38,382 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 10:42:38,596 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:42:38,597 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:42:38,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:42:38,598 INFO L82 PathProgramCache]: Analyzing trace with hash -1830481593, now seen corresponding path program 1 times [2020-07-20 10:42:38,598 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:42:38,599 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2081503026] [2020-07-20 10:42:38,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:42:38,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:42:38,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 650 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 10:42:38,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:42:38,869 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 10:42:38,869 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:42:38,870 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2081503026] [2020-07-20 10:42:38,870 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:42:38,870 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:42:38,871 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953251351] [2020-07-20 10:42:38,872 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:42:38,873 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:42:38,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:42:38,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:42:38,873 INFO L87 Difference]: Start difference. First operand 112 states and 130 transitions. Second operand 3 states. [2020-07-20 10:42:38,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:42:38,896 INFO L93 Difference]: Finished difference Result 163 states and 187 transitions. [2020-07-20 10:42:38,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:42:38,897 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-20 10:42:38,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:42:38,899 INFO L225 Difference]: With dead ends: 163 [2020-07-20 10:42:38,900 INFO L226 Difference]: Without dead ends: 103 [2020-07-20 10:42:38,901 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 10:42:38,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-07-20 10:42:38,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2020-07-20 10:42:38,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-07-20 10:42:38,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 118 transitions. [2020-07-20 10:42:38,919 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 118 transitions. Word has length 47 [2020-07-20 10:42:38,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:42:38,919 INFO L479 AbstractCegarLoop]: Abstraction has 103 states and 118 transitions. [2020-07-20 10:42:38,920 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:42:38,920 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 118 transitions. [2020-07-20 10:42:38,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-20 10:42:38,922 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:42:38,922 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] [2020-07-20 10:42:39,136 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:42:39,137 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:42:39,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:42:39,138 INFO L82 PathProgramCache]: Analyzing trace with hash -1249539500, now seen corresponding path program 1 times [2020-07-20 10:42:39,138 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:42:39,138 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2108110264] [2020-07-20 10:42:39,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:42:39,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:42:39,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 664 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 10:42:39,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:42:39,370 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 10:42:39,370 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:42:39,370 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2108110264] [2020-07-20 10:42:39,371 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:42:39,371 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:42:39,371 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469396786] [2020-07-20 10:42:39,372 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:42:39,372 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:42:39,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:42:39,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:42:39,373 INFO L87 Difference]: Start difference. First operand 103 states and 118 transitions. Second operand 3 states. [2020-07-20 10:42:39,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:42:39,418 INFO L93 Difference]: Finished difference Result 257 states and 305 transitions. [2020-07-20 10:42:39,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:42:39,418 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-20 10:42:39,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:42:39,421 INFO L225 Difference]: With dead ends: 257 [2020-07-20 10:42:39,422 INFO L226 Difference]: Without dead ends: 178 [2020-07-20 10:42:39,423 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:42:39,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2020-07-20 10:42:39,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 172. [2020-07-20 10:42:39,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2020-07-20 10:42:39,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 203 transitions. [2020-07-20 10:42:39,449 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 203 transitions. Word has length 52 [2020-07-20 10:42:39,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:42:39,449 INFO L479 AbstractCegarLoop]: Abstraction has 172 states and 203 transitions. [2020-07-20 10:42:39,450 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:42:39,450 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 203 transitions. [2020-07-20 10:42:39,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-20 10:42:39,452 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:42:39,453 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 10:42:39,656 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:42:39,657 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:42:39,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:42:39,657 INFO L82 PathProgramCache]: Analyzing trace with hash 1248876172, now seen corresponding path program 1 times [2020-07-20 10:42:39,658 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:42:39,658 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [588823265] [2020-07-20 10:42:39,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:42:39,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:42:39,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-20 10:42:39,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:42:39,926 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 10:42:39,926 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:42:39,928 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [588823265] [2020-07-20 10:42:39,928 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:42:39,928 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 10:42:39,929 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619410963] [2020-07-20 10:42:39,932 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 10:42:39,933 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:42:39,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 10:42:39,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 10:42:39,933 INFO L87 Difference]: Start difference. First operand 172 states and 203 transitions. Second operand 6 states. [2020-07-20 10:42:40,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:42:40,193 INFO L93 Difference]: Finished difference Result 449 states and 553 transitions. [2020-07-20 10:42:40,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 10:42:40,194 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2020-07-20 10:42:40,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:42:40,198 INFO L225 Difference]: With dead ends: 449 [2020-07-20 10:42:40,198 INFO L226 Difference]: Without dead ends: 301 [2020-07-20 10:42:40,200 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 10:42:40,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2020-07-20 10:42:40,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 301. [2020-07-20 10:42:40,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 301 states. [2020-07-20 10:42:40,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 364 transitions. [2020-07-20 10:42:40,245 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 364 transitions. Word has length 57 [2020-07-20 10:42:40,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:42:40,245 INFO L479 AbstractCegarLoop]: Abstraction has 301 states and 364 transitions. [2020-07-20 10:42:40,246 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 10:42:40,246 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 364 transitions. [2020-07-20 10:42:40,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-07-20 10:42:40,253 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:42:40,253 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 10:42:40,457 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:42:40,458 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:42:40,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:42:40,459 INFO L82 PathProgramCache]: Analyzing trace with hash -1908801166, now seen corresponding path program 1 times [2020-07-20 10:42:40,460 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:42:40,460 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1705168618] [2020-07-20 10:42:40,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 10:42:40,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:42:40,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-20 10:42:40,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:42:40,692 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 10:42:40,692 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:42:40,693 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1705168618] [2020-07-20 10:42:40,693 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:42:40,693 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 10:42:40,693 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153467756] [2020-07-20 10:42:40,694 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 10:42:40,694 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:42:40,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 10:42:40,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 10:42:40,695 INFO L87 Difference]: Start difference. First operand 301 states and 364 transitions. Second operand 6 states. [2020-07-20 10:42:40,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:42:40,850 INFO L93 Difference]: Finished difference Result 392 states and 483 transitions. [2020-07-20 10:42:40,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:42:40,851 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2020-07-20 10:42:40,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:42:40,852 INFO L225 Difference]: With dead ends: 392 [2020-07-20 10:42:40,852 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 10:42:40,854 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 10:42:40,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 10:42:40,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 10:42:40,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 10:42:40,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 10:42:40,855 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2020-07-20 10:42:40,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:42:40,856 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 10:42:40,856 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 10:42:40,856 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 10:42:40,856 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 10:42:41,070 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:42:41,073 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 10:42:41,946 INFO L268 CegarLoopResult]: For program point L346(lines 346 350) no Hoare annotation was computed. [2020-07-20 10:42:41,946 INFO L268 CegarLoopResult]: For program point L346-1(lines 346 350) no Hoare annotation was computed. [2020-07-20 10:42:41,947 INFO L268 CegarLoopResult]: For program point L341(line 341) no Hoare annotation was computed. [2020-07-20 10:42:41,947 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 315 370) no Hoare annotation was computed. [2020-07-20 10:42:41,947 INFO L268 CegarLoopResult]: For program point L340-2(lines 340 361) no Hoare annotation was computed. [2020-07-20 10:42:41,947 INFO L268 CegarLoopResult]: For program point L362(lines 339 363) no Hoare annotation was computed. [2020-07-20 10:42:41,947 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 315 370) no Hoare annotation was computed. [2020-07-20 10:42:41,947 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 315 370) no Hoare annotation was computed. [2020-07-20 10:42:41,947 INFO L268 CegarLoopResult]: For program point L416(line 416) no Hoare annotation was computed. [2020-07-20 10:42:41,948 INFO L268 CegarLoopResult]: For program point L416-1(line 416) no Hoare annotation was computed. [2020-07-20 10:42:41,948 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 371 430) no Hoare annotation was computed. [2020-07-20 10:42:41,948 INFO L268 CegarLoopResult]: For program point L403(lines 403 407) no Hoare annotation was computed. [2020-07-20 10:42:41,948 INFO L268 CegarLoopResult]: For program point L403-1(lines 403 407) no Hoare annotation was computed. [2020-07-20 10:42:41,949 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 371 430) no Hoare annotation was computed. [2020-07-20 10:42:41,949 INFO L268 CegarLoopResult]: For program point L398(line 398) no Hoare annotation was computed. [2020-07-20 10:42:41,949 INFO L268 CegarLoopResult]: For program point L397-2(lines 397 422) no Hoare annotation was computed. [2020-07-20 10:42:41,950 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 371 430) no Hoare annotation was computed. [2020-07-20 10:42:41,950 INFO L268 CegarLoopResult]: For program point L423(lines 396 424) no Hoare annotation was computed. [2020-07-20 10:42:41,950 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 147 153) the Hoare annotation is: true [2020-07-20 10:42:41,950 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 147 153) no Hoare annotation was computed. [2020-07-20 10:42:41,950 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 154 162) no Hoare annotation was computed. [2020-07-20 10:42:41,951 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 154 162) the Hoare annotation is: true [2020-07-20 10:42:41,951 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 154 162) no Hoare annotation was computed. [2020-07-20 10:42:41,951 INFO L264 CegarLoopResult]: At program point L641(line 641) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 10:42:41,951 INFO L268 CegarLoopResult]: For program point L641-1(line 641) no Hoare annotation was computed. [2020-07-20 10:42:41,951 INFO L268 CegarLoopResult]: For program point L639(lines 639 652) no Hoare annotation was computed. [2020-07-20 10:42:41,951 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 631 655) the Hoare annotation is: true [2020-07-20 10:42:41,951 INFO L268 CegarLoopResult]: For program point L639-1(lines 631 655) no Hoare annotation was computed. [2020-07-20 10:42:41,952 INFO L271 CegarLoopResult]: At program point L637(line 637) the Hoare annotation is: true [2020-07-20 10:42:41,952 INFO L268 CegarLoopResult]: For program point L637-1(line 637) no Hoare annotation was computed. [2020-07-20 10:42:41,952 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 631 655) no Hoare annotation was computed. [2020-07-20 10:42:41,952 INFO L264 CegarLoopResult]: At program point L645(line 645) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 10:42:41,952 INFO L268 CegarLoopResult]: For program point L643(lines 643 649) no Hoare annotation was computed. [2020-07-20 10:42:41,955 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 239 261) 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 10:42:41,955 INFO L264 CegarLoopResult]: At program point L251(line 251) 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 10:42:41,956 INFO L264 CegarLoopResult]: At program point L251-1(line 251) 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 10:42:41,956 INFO L268 CegarLoopResult]: For program point L249(lines 249 256) no Hoare annotation was computed. [2020-07-20 10:42:41,956 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 239 261) no Hoare annotation was computed. [2020-07-20 10:42:41,956 INFO L268 CegarLoopResult]: For program point L249-1(lines 249 256) no Hoare annotation was computed. [2020-07-20 10:42:41,956 INFO L268 CegarLoopResult]: For program point L247(line 247) no Hoare annotation was computed. [2020-07-20 10:42:41,957 INFO L264 CegarLoopResult]: At program point L246(line 246) 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 10:42:41,957 INFO L264 CegarLoopResult]: At program point L245(line 245) 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 10:42:41,957 INFO L264 CegarLoopResult]: At program point L245-1(line 245) 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 10:42:41,957 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 239 261) no Hoare annotation was computed. [2020-07-20 10:42:41,957 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 197 220) no Hoare annotation was computed. [2020-07-20 10:42:41,957 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 197 220) no Hoare annotation was computed. [2020-07-20 10:42:41,958 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 197 220) no Hoare annotation was computed. [2020-07-20 10:42:41,958 INFO L268 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-07-20 10:42:41,958 INFO L268 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2020-07-20 10:42:41,959 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-07-20 10:42:41,959 INFO L268 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-07-20 10:42:41,959 INFO L268 CegarLoopResult]: For program point L211(line 211) no Hoare annotation was computed. [2020-07-20 10:42:41,959 INFO L268 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2020-07-20 10:42:41,959 INFO L268 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-07-20 10:42:41,959 INFO L268 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2020-07-20 10:42:41,960 INFO L268 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-07-20 10:42:41,960 INFO L268 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-07-20 10:42:41,961 INFO L268 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-07-20 10:42:41,962 INFO L268 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-07-20 10:42:41,965 INFO L268 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-07-20 10:42:41,965 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-07-20 10:42:41,965 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 793 807) no Hoare annotation was computed. [2020-07-20 10:42:41,965 INFO L264 CegarLoopResult]: At program point L799(line 799) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-20 10:42:41,965 INFO L268 CegarLoopResult]: For program point L797(lines 797 803) no Hoare annotation was computed. [2020-07-20 10:42:41,965 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 793 807) 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 10:42:41,966 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 793 807) no Hoare annotation was computed. [2020-07-20 10:42:41,966 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 748 756) no Hoare annotation was computed. [2020-07-20 10:42:41,966 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 748 756) the Hoare annotation is: true [2020-07-20 10:42:41,966 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 748 756) no Hoare annotation was computed. [2020-07-20 10:42:41,966 INFO L268 CegarLoopResult]: For program point L764(lines 764 772) no Hoare annotation was computed. [2020-07-20 10:42:41,966 INFO L268 CegarLoopResult]: For program point L764-2(lines 764 772) no Hoare annotation was computed. [2020-07-20 10:42:41,966 INFO L268 CegarLoopResult]: For program point L787(line 787) no Hoare annotation was computed. [2020-07-20 10:42:41,966 INFO L268 CegarLoopResult]: For program point L787-1(line 787) no Hoare annotation was computed. [2020-07-20 10:42:41,967 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 757 792) no Hoare annotation was computed. [2020-07-20 10:42:41,967 INFO L268 CegarLoopResult]: For program point L776(lines 776 784) no Hoare annotation was computed. [2020-07-20 10:42:41,967 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 757 792) no Hoare annotation was computed. [2020-07-20 10:42:41,967 INFO L268 CegarLoopResult]: For program point L776-2(lines 776 784) no Hoare annotation was computed. [2020-07-20 10:42:41,967 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 757 792) no Hoare annotation was computed. [2020-07-20 10:42:41,967 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 140 146) no Hoare annotation was computed. [2020-07-20 10:42:41,970 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 140 146) the Hoare annotation is: true [2020-07-20 10:42:41,970 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 269 314) no Hoare annotation was computed. [2020-07-20 10:42:41,970 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 269 314) no Hoare annotation was computed. [2020-07-20 10:42:41,971 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 269 314) no Hoare annotation was computed. [2020-07-20 10:42:41,971 INFO L268 CegarLoopResult]: For program point L602(lines 602 609) no Hoare annotation was computed. [2020-07-20 10:42:41,971 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 582 627) no Hoare annotation was computed. [2020-07-20 10:42:41,971 INFO L268 CegarLoopResult]: For program point L596(lines 596 616) no Hoare annotation was computed. [2020-07-20 10:42:41,971 INFO L268 CegarLoopResult]: For program point L596-1(lines 596 616) no Hoare annotation was computed. [2020-07-20 10:42:41,972 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 582 627) no Hoare annotation was computed. [2020-07-20 10:42:41,972 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 582 627) no Hoare annotation was computed. [2020-07-20 10:42:41,972 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 229 238) 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 10:42:41,972 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 229 238) no Hoare annotation was computed. [2020-07-20 10:42:41,972 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 229 238) no Hoare annotation was computed. [2020-07-20 10:42:41,972 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 737 747) the Hoare annotation is: true [2020-07-20 10:42:41,973 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 737 747) no Hoare annotation was computed. [2020-07-20 10:42:41,973 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 737 747) no Hoare annotation was computed. [2020-07-20 10:42:41,973 INFO L271 CegarLoopResult]: At program point L742(line 742) the Hoare annotation is: true [2020-07-20 10:42:41,974 INFO L268 CegarLoopResult]: For program point L742-1(line 742) no Hoare annotation was computed. [2020-07-20 10:42:41,974 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 729 736) the Hoare annotation is: true [2020-07-20 10:42:41,974 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 729 736) no Hoare annotation was computed. [2020-07-20 10:42:41,974 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 729 736) no Hoare annotation was computed. [2020-07-20 10:42:41,974 INFO L268 CegarLoopResult]: For program point L704(lines 704 712) no Hoare annotation was computed. [2020-07-20 10:42:41,974 INFO L264 CegarLoopResult]: At program point L702(line 702) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-20 10:42:41,974 INFO L268 CegarLoopResult]: For program point L702-1(line 702) no Hoare annotation was computed. [2020-07-20 10:42:41,975 INFO L268 CegarLoopResult]: For program point L700(lines 700 717) no Hoare annotation was computed. [2020-07-20 10:42:41,975 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 696 720) no Hoare annotation was computed. [2020-07-20 10:42:41,975 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 696 720) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:42:41,975 INFO L264 CegarLoopResult]: At program point L715(line 715) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:42:41,975 INFO L268 CegarLoopResult]: For program point L715-1(lines 696 720) no Hoare annotation was computed. [2020-07-20 10:42:41,975 INFO L264 CegarLoopResult]: At program point L710(line 710) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-20 10:42:41,975 INFO L264 CegarLoopResult]: At program point L706(line 706) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-20 10:42:41,976 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 688 694) no Hoare annotation was computed. [2020-07-20 10:42:41,976 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 688 694) the Hoare annotation is: true [2020-07-20 10:42:41,976 INFO L268 CegarLoopResult]: For program point L865(lines 865 871) no Hoare annotation was computed. [2020-07-20 10:42:41,976 INFO L264 CegarLoopResult]: At program point L865-1(lines 857 872) 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 10:42:41,976 INFO L264 CegarLoopResult]: At program point testENTRY(lines 817 884) 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 10:42:41,976 INFO L268 CegarLoopResult]: For program point L828(lines 827 876) no Hoare annotation was computed. [2020-07-20 10:42:41,976 INFO L264 CegarLoopResult]: At program point L859(line 859) 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 10:42:41,977 INFO L268 CegarLoopResult]: For program point L857(lines 857 872) no Hoare annotation was computed. [2020-07-20 10:42:41,977 INFO L268 CegarLoopResult]: For program point testFINAL(lines 817 884) no Hoare annotation was computed. [2020-07-20 10:42:41,977 INFO L264 CegarLoopResult]: At program point L849(line 849) 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 10:42:41,977 INFO L268 CegarLoopResult]: For program point L847(lines 847 853) no Hoare annotation was computed. [2020-07-20 10:42:41,977 INFO L268 CegarLoopResult]: For program point L847-1(lines 847 853) no Hoare annotation was computed. [2020-07-20 10:42:41,977 INFO L264 CegarLoopResult]: At program point L874(lines 827 876) 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 10:42:41,977 INFO L264 CegarLoopResult]: At program point L839(line 839) 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 10:42:41,978 INFO L268 CegarLoopResult]: For program point L837(lines 837 843) no Hoare annotation was computed. [2020-07-20 10:42:41,978 INFO L268 CegarLoopResult]: For program point L837-1(lines 837 843) no Hoare annotation was computed. [2020-07-20 10:42:41,978 INFO L268 CegarLoopResult]: For program point L829(lines 829 833) no Hoare annotation was computed. [2020-07-20 10:42:41,978 INFO L264 CegarLoopResult]: At program point L877(lines 826 878) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:42:41,978 INFO L264 CegarLoopResult]: At program point L867(line 867) 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 10:42:41,978 INFO L268 CegarLoopResult]: For program point testEXIT(lines 817 884) no Hoare annotation was computed. [2020-07-20 10:42:41,978 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 536 581) no Hoare annotation was computed. [2020-07-20 10:42:41,979 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 536 581) no Hoare annotation was computed. [2020-07-20 10:42:41,979 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 536 581) no Hoare annotation was computed. [2020-07-20 10:42:41,979 INFO L268 CegarLoopResult]: For program point L556(lines 556 563) no Hoare annotation was computed. [2020-07-20 10:42:41,979 INFO L268 CegarLoopResult]: For program point L550(lines 550 570) no Hoare annotation was computed. [2020-07-20 10:42:41,979 INFO L268 CegarLoopResult]: For program point L550-1(lines 550 570) no Hoare annotation was computed. [2020-07-20 10:42:41,979 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-07-20 10:42:41,979 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-07-20 10:42:41,979 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-07-20 10:42:41,980 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-07-20 10:42:41,980 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-07-20 10:42:41,980 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 130 139) no Hoare annotation was computed. [2020-07-20 10:42:41,980 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 130 139) no Hoare annotation was computed. [2020-07-20 10:42:41,980 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 130 139) no Hoare annotation was computed. [2020-07-20 10:42:41,980 INFO L268 CegarLoopResult]: For program point L514-1(line 514) no Hoare annotation was computed. [2020-07-20 10:42:41,980 INFO L268 CegarLoopResult]: For program point L479(lines 479 520) no Hoare annotation was computed. [2020-07-20 10:42:41,980 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 433 535) no Hoare annotation was computed. [2020-07-20 10:42:41,981 INFO L268 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-07-20 10:42:41,981 INFO L268 CegarLoopResult]: For program point L498-1(line 498) no Hoare annotation was computed. [2020-07-20 10:42:41,981 INFO L268 CegarLoopResult]: For program point L457(lines 457 461) no Hoare annotation was computed. [2020-07-20 10:42:41,981 INFO L268 CegarLoopResult]: For program point L521(lines 521 532) no Hoare annotation was computed. [2020-07-20 10:42:41,981 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 433 535) no Hoare annotation was computed. [2020-07-20 10:42:41,981 INFO L268 CegarLoopResult]: For program point L484(lines 484 488) no Hoare annotation was computed. [2020-07-20 10:42:41,981 INFO L268 CegarLoopResult]: For program point L482-2(lines 482 502) no Hoare annotation was computed. [2020-07-20 10:42:41,981 INFO L268 CegarLoopResult]: For program point L503(lines 481 504) no Hoare annotation was computed. [2020-07-20 10:42:41,982 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 433 535) no Hoare annotation was computed. [2020-07-20 10:42:41,982 INFO L268 CegarLoopResult]: For program point L462(lines 462 478) no Hoare annotation was computed. [2020-07-20 10:42:41,982 INFO L268 CegarLoopResult]: For program point L522(lines 522 529) no Hoare annotation was computed. [2020-07-20 10:42:41,982 INFO L268 CegarLoopResult]: For program point L483(lines 482 502) no Hoare annotation was computed. [2020-07-20 10:42:41,982 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-07-20 10:42:41,982 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:42:41,982 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:42:41,982 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:42:41,983 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 721 728) no Hoare annotation was computed. [2020-07-20 10:42:41,983 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 721 728) no Hoare annotation was computed. [2020-07-20 10:42:41,983 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 721 728) no Hoare annotation was computed. [2020-07-20 10:42:41,983 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2020-07-20 10:42:41,983 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-07-20 10:42:41,983 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-07-20 10:42:41,983 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: true [2020-07-20 10:42:41,983 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-07-20 10:42:41,984 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-07-20 10:42:41,984 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:42:41,984 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 10:42:41,984 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:42:41,984 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2020-07-20 10:42:41,984 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-07-20 10:42:41,984 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-07-20 10:42:41,984 INFO L264 CegarLoopResult]: At program point L670(line 670) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 10:42:41,985 INFO L268 CegarLoopResult]: For program point L668(lines 667 686) no Hoare annotation was computed. [2020-07-20 10:42:41,985 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 664 687) 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 10:42:41,985 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 664 687) no Hoare annotation was computed. [2020-07-20 10:42:41,986 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 664 687) no Hoare annotation was computed. [2020-07-20 10:42:41,986 INFO L264 CegarLoopResult]: At program point L677(line 677) 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 10:42:41,986 INFO L264 CegarLoopResult]: At program point L675(lines 675 681) 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 10:42:41,986 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 166 195) no Hoare annotation was computed. [2020-07-20 10:42:41,986 INFO L271 CegarLoopResult]: At program point L191(lines 166 195) the Hoare annotation is: true [2020-07-20 10:42:41,986 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 166 195) the Hoare annotation is: true [2020-07-20 10:42:41,986 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-07-20 10:42:41,987 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-07-20 10:42:41,987 INFO L271 CegarLoopResult]: At program point L180-1(lines 180 184) the Hoare annotation is: true [2020-07-20 10:42:41,987 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-07-20 10:42:41,987 INFO L271 CegarLoopResult]: At program point L176-2(lines 176 190) the Hoare annotation is: true [2020-07-20 10:42:41,987 INFO L271 CegarLoopResult]: At program point L172(line 172) the Hoare annotation is: true [2020-07-20 10:42:41,987 INFO L268 CegarLoopResult]: For program point L172-1(line 172) no Hoare annotation was computed. [2020-07-20 10:42:41,987 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-07-20 10:42:41,987 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-07-20 10:42:41,988 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-07-20 10:42:41,988 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 221 227) no Hoare annotation was computed. [2020-07-20 10:42:41,988 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 221 227) the Hoare annotation is: true [2020-07-20 10:42:41,988 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:42:41,989 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 10:42:41,989 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:42:41,989 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:42:41,989 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 808 815) no Hoare annotation was computed. [2020-07-20 10:42:41,989 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 808 815) the Hoare annotation is: true [2020-07-20 10:42:41,990 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 808 815) no Hoare annotation was computed. [2020-07-20 10:42:41,990 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-07-20 10:42:41,990 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-07-20 10:42:41,991 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (<= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 10:42:41,992 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 886 893) no Hoare annotation was computed. [2020-07-20 10:42:41,992 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 890) no Hoare annotation was computed. [2020-07-20 10:42:41,992 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 886 893) the Hoare annotation is: true [2020-07-20 10:42:41,992 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 886 893) no Hoare annotation was computed. [2020-07-20 10:42:42,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 10:42:42 BoogieIcfgContainer [2020-07-20 10:42:42,022 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 10:42:42,027 INFO L168 Benchmark]: Toolchain (without parser) took 6066.55 ms. Allocated memory was 146.3 MB in the beginning and 281.5 MB in the end (delta: 135.3 MB). Free memory was 102.9 MB in the beginning and 146.6 MB in the end (delta: -43.7 MB). Peak memory consumption was 106.9 MB. Max. memory is 7.1 GB. [2020-07-20 10:42:42,028 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 146.3 MB. Free memory is still 122.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-20 10:42:42,033 INFO L168 Benchmark]: CACSL2BoogieTranslator took 661.59 ms. Allocated memory was 146.3 MB in the beginning and 206.0 MB in the end (delta: 59.8 MB). Free memory was 102.7 MB in the beginning and 173.9 MB in the end (delta: -71.3 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2020-07-20 10:42:42,034 INFO L168 Benchmark]: Boogie Preprocessor took 91.06 ms. Allocated memory is still 206.0 MB. Free memory was 173.9 MB in the beginning and 170.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-07-20 10:42:42,035 INFO L168 Benchmark]: RCFGBuilder took 1120.04 ms. Allocated memory was 206.0 MB in the beginning and 234.9 MB in the end (delta: 28.8 MB). Free memory was 170.0 MB in the beginning and 197.7 MB in the end (delta: -27.7 MB). Peak memory consumption was 82.2 MB. Max. memory is 7.1 GB. [2020-07-20 10:42:42,037 INFO L168 Benchmark]: TraceAbstraction took 4188.44 ms. Allocated memory was 234.9 MB in the beginning and 281.5 MB in the end (delta: 46.7 MB). Free memory was 196.3 MB in the beginning and 146.6 MB in the end (delta: 49.7 MB). Peak memory consumption was 111.7 MB. Max. memory is 7.1 GB. [2020-07-20 10:42:42,050 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 146.3 MB. Free memory is still 122.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 661.59 ms. Allocated memory was 146.3 MB in the beginning and 206.0 MB in the end (delta: 59.8 MB). Free memory was 102.7 MB in the beginning and 173.9 MB in the end (delta: -71.3 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.06 ms. Allocated memory is still 206.0 MB. Free memory was 173.9 MB in the beginning and 170.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1120.04 ms. Allocated memory was 206.0 MB in the beginning and 234.9 MB in the end (delta: 28.8 MB). Free memory was 170.0 MB in the beginning and 197.7 MB in the end (delta: -27.7 MB). Peak memory consumption was 82.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4188.44 ms. Allocated memory was 234.9 MB in the beginning and 281.5 MB in the end (delta: 46.7 MB). Free memory was 196.3 MB in the beginning and 146.6 MB in the end (delta: 49.7 MB). Peak memory consumption was 111.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 890]: 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: 826]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(1 <= \old(waterLevel))) || !(1 <= \old(systemActive)) - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || ((1 <= waterLevel && 0 == pumpRunning) && splverifierCounter <= 0)) || !(1 <= \old(waterLevel))) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 214 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 615 SDtfs, 215 SDslu, 789 SDs, 0 SdLazy, 120 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 260 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=301occurred 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, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 329 PreInvPairs, 345 NumberOfFragments, 545 HoareAnnotationTreeSize, 329 FomulaSimplifications, 78 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 54 FomulaSimplificationsInter, 563 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 263 NumberOfCodeBlocks, 263 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 258 ConstructedInterpolants, 0 QuantifiedInterpolants, 26202 SizeOfPredicates, 15 NumberOfNonLiveVariables, 3328 ConjunctsInSsa, 40 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...