./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec5_product26_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/product-lines/minepump_spec5_product26_true-unreach-call_false-termination.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash df71f9423988e08c5bf2798ccf3c66e61eefb63f .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 18:47:51,899 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 18:47:51,901 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 18:47:51,914 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 18:47:51,914 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 18:47:51,915 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 18:47:51,917 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 18:47:51,919 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 18:47:51,921 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 18:47:51,922 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 18:47:51,923 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 18:47:51,924 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 18:47:51,925 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 18:47:51,926 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 18:47:51,927 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 18:47:51,928 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 18:47:51,929 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 18:47:51,931 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 18:47:51,934 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 18:47:51,936 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 18:47:51,937 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 18:47:51,938 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 18:47:51,941 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 18:47:51,942 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 18:47:51,942 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 18:47:51,943 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 18:47:51,944 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 18:47:51,945 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 18:47:51,946 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 18:47:51,950 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 18:47:51,950 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 18:47:51,951 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 18:47:51,951 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 18:47:51,952 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 18:47:51,955 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 18:47:51,956 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 18:47:51,956 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 18:47:51,983 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 18:47:51,986 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 18:47:51,987 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 18:47:51,987 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 18:47:51,989 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 18:47:51,990 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 18:47:51,991 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 18:47:51,991 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 18:47:51,991 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 18:47:51,991 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 18:47:51,991 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 18:47:51,992 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 18:47:51,992 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 18:47:51,992 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 18:47:51,992 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 18:47:51,992 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 18:47:51,992 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 18:47:51,993 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 18:47:51,995 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 18:47:51,995 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 18:47:51,995 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 18:47:51,996 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 18:47:51,996 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 18:47:51,996 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 18:47:51,996 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 18:47:51,996 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 18:47:51,996 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 18:47:51,997 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 18:47:51,997 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 18:47:51,997 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 18:47:51,997 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df71f9423988e08c5bf2798ccf3c66e61eefb63f [2018-11-28 18:47:52,042 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 18:47:52,056 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 18:47:52,060 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 18:47:52,062 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 18:47:52,062 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 18:47:52,063 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec5_product26_true-unreach-call_false-termination.cil.c [2018-11-28 18:47:52,125 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f1e106b5/eeb89518c6a24a0f9f0a5d84370f9df6/FLAGe8a54da0c [2018-11-28 18:47:52,613 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 18:47:52,614 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec5_product26_true-unreach-call_false-termination.cil.c [2018-11-28 18:47:52,632 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f1e106b5/eeb89518c6a24a0f9f0a5d84370f9df6/FLAGe8a54da0c [2018-11-28 18:47:52,932 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f1e106b5/eeb89518c6a24a0f9f0a5d84370f9df6 [2018-11-28 18:47:52,935 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 18:47:52,936 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 18:47:52,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 18:47:52,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 18:47:52,942 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 18:47:52,943 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:47:52" (1/1) ... [2018-11-28 18:47:52,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fbc0696 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:52, skipping insertion in model container [2018-11-28 18:47:52,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:47:52" (1/1) ... [2018-11-28 18:47:52,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 18:47:53,003 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 18:47:53,474 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:47:53,504 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 18:47:53,642 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:47:53,771 INFO L195 MainTranslator]: Completed translation [2018-11-28 18:47:53,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:53 WrapperNode [2018-11-28 18:47:53,771 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 18:47:53,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 18:47:53,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 18:47:53,773 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 18:47:53,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:53" (1/1) ... [2018-11-28 18:47:53,806 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:53" (1/1) ... [2018-11-28 18:47:53,818 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 18:47:53,819 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 18:47:53,819 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 18:47:53,819 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 18:47:53,828 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:53" (1/1) ... [2018-11-28 18:47:53,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:53" (1/1) ... [2018-11-28 18:47:53,833 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:53" (1/1) ... [2018-11-28 18:47:53,833 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:53" (1/1) ... [2018-11-28 18:47:53,847 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:53" (1/1) ... [2018-11-28 18:47:53,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:53" (1/1) ... [2018-11-28 18:47:53,859 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:53" (1/1) ... [2018-11-28 18:47:53,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 18:47:53,863 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 18:47:53,863 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 18:47:53,863 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 18:47:53,867 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:53" (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 [2018-11-28 18:47:53,945 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 18:47:53,945 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 18:47:53,946 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 18:47:53,946 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 18:47:53,946 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-28 18:47:53,946 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-28 18:47:53,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 18:47:53,946 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 18:47:53,947 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 18:47:53,947 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 18:47:53,947 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 18:47:53,947 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 18:47:53,949 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 18:47:53,949 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 18:47:53,949 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 18:47:53,949 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-28 18:47:53,949 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-28 18:47:53,950 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-28 18:47:53,950 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-28 18:47:53,951 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 18:47:53,951 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 18:47:53,951 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 18:47:53,952 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 18:47:53,952 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 18:47:53,952 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 18:47:53,952 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-28 18:47:53,952 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-28 18:47:53,952 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 18:47:53,953 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 18:47:53,954 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 18:47:53,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 18:47:53,954 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 18:47:53,954 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 18:47:53,955 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-28 18:47:53,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-28 18:47:53,955 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-28 18:47:53,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-28 18:47:53,955 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-28 18:47:53,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-28 18:47:53,955 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 18:47:53,955 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 18:47:53,957 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 18:47:53,957 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 18:47:53,957 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 18:47:53,957 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 18:47:53,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 18:47:53,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 18:47:53,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 18:47:53,957 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 18:47:53,958 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 18:47:53,959 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 18:47:53,959 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 18:47:53,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 18:47:53,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 18:47:55,048 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 18:47:55,048 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 18:47:55,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:47:55 BoogieIcfgContainer [2018-11-28 18:47:55,049 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 18:47:55,049 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 18:47:55,050 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 18:47:55,053 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 18:47:55,053 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 06:47:52" (1/3) ... [2018-11-28 18:47:55,054 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6eefa103 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:47:55, skipping insertion in model container [2018-11-28 18:47:55,054 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:53" (2/3) ... [2018-11-28 18:47:55,054 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6eefa103 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:47:55, skipping insertion in model container [2018-11-28 18:47:55,054 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:47:55" (3/3) ... [2018-11-28 18:47:55,056 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product26_true-unreach-call_false-termination.cil.c [2018-11-28 18:47:55,066 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 18:47:55,075 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 18:47:55,093 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 18:47:55,127 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 18:47:55,128 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 18:47:55,128 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 18:47:55,128 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 18:47:55,128 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 18:47:55,128 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 18:47:55,129 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 18:47:55,129 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 18:47:55,129 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 18:47:55,152 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states. [2018-11-28 18:47:55,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-28 18:47:55,162 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:47:55,163 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:47:55,166 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:47:55,172 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:47:55,173 INFO L82 PathProgramCache]: Analyzing trace with hash -928877606, now seen corresponding path program 1 times [2018-11-28 18:47:55,175 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:47:55,175 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:47:55,232 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:47:55,232 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:47:55,232 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:47:55,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:47:55,535 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:47:55,538 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:47:55,538 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 18:47:55,543 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 18:47:55,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 18:47:55,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 18:47:55,561 INFO L87 Difference]: Start difference. First operand 131 states. Second operand 2 states. [2018-11-28 18:47:55,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:47:55,606 INFO L93 Difference]: Finished difference Result 232 states and 287 transitions. [2018-11-28 18:47:55,606 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 18:47:55,607 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-28 18:47:55,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:47:55,627 INFO L225 Difference]: With dead ends: 232 [2018-11-28 18:47:55,627 INFO L226 Difference]: Without dead ends: 118 [2018-11-28 18:47:55,632 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 18:47:55,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2018-11-28 18:47:55,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2018-11-28 18:47:55,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2018-11-28 18:47:55,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 137 transitions. [2018-11-28 18:47:55,692 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 137 transitions. Word has length 59 [2018-11-28 18:47:55,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:47:55,692 INFO L480 AbstractCegarLoop]: Abstraction has 118 states and 137 transitions. [2018-11-28 18:47:55,693 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 18:47:55,693 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 137 transitions. [2018-11-28 18:47:55,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-28 18:47:55,697 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:47:55,697 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:47:55,698 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:47:55,698 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:47:55,698 INFO L82 PathProgramCache]: Analyzing trace with hash 825984225, now seen corresponding path program 1 times [2018-11-28 18:47:55,698 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:47:55,699 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:47:55,700 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:47:55,700 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:47:55,700 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:47:55,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:47:55,896 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:47:55,897 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:47:55,897 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:47:55,899 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:47:55,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:47:55,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:47:55,900 INFO L87 Difference]: Start difference. First operand 118 states and 137 transitions. Second operand 3 states. [2018-11-28 18:47:55,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:47:55,935 INFO L93 Difference]: Finished difference Result 177 states and 205 transitions. [2018-11-28 18:47:55,936 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:47:55,936 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-28 18:47:55,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:47:55,939 INFO L225 Difference]: With dead ends: 177 [2018-11-28 18:47:55,939 INFO L226 Difference]: Without dead ends: 109 [2018-11-28 18:47:55,941 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:47:55,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2018-11-28 18:47:55,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2018-11-28 18:47:55,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2018-11-28 18:47:55,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 125 transitions. [2018-11-28 18:47:55,958 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 125 transitions. Word has length 60 [2018-11-28 18:47:55,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:47:55,959 INFO L480 AbstractCegarLoop]: Abstraction has 109 states and 125 transitions. [2018-11-28 18:47:55,959 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:47:55,959 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 125 transitions. [2018-11-28 18:47:55,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-28 18:47:55,962 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:47:55,962 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:47:55,963 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:47:55,963 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:47:55,963 INFO L82 PathProgramCache]: Analyzing trace with hash -1383845268, now seen corresponding path program 1 times [2018-11-28 18:47:55,963 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:47:55,963 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:47:55,964 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:47:55,965 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:47:55,965 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:47:55,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:47:56,205 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:47:56,206 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:47:56,206 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 18:47:56,206 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 18:47:56,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 18:47:56,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:47:56,207 INFO L87 Difference]: Start difference. First operand 109 states and 125 transitions. Second operand 7 states. [2018-11-28 18:47:56,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:47:56,659 INFO L93 Difference]: Finished difference Result 190 states and 223 transitions. [2018-11-28 18:47:56,664 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 18:47:56,664 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-11-28 18:47:56,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:47:56,669 INFO L225 Difference]: With dead ends: 190 [2018-11-28 18:47:56,669 INFO L226 Difference]: Without dead ends: 109 [2018-11-28 18:47:56,670 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 18:47:56,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2018-11-28 18:47:56,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2018-11-28 18:47:56,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2018-11-28 18:47:56,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 124 transitions. [2018-11-28 18:47:56,697 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 124 transitions. Word has length 65 [2018-11-28 18:47:56,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:47:56,699 INFO L480 AbstractCegarLoop]: Abstraction has 109 states and 124 transitions. [2018-11-28 18:47:56,699 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 18:47:56,699 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 124 transitions. [2018-11-28 18:47:56,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-28 18:47:56,703 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:47:56,704 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:47:56,704 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:47:56,704 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:47:56,704 INFO L82 PathProgramCache]: Analyzing trace with hash 1490798263, now seen corresponding path program 1 times [2018-11-28 18:47:56,704 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:47:56,705 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:47:56,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:47:56,707 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:47:56,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:47:56,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:47:56,979 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 18:47:56,979 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:47:56,979 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 18:47:56,980 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 18:47:56,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 18:47:56,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:47:56,981 INFO L87 Difference]: Start difference. First operand 109 states and 124 transitions. Second operand 7 states. [2018-11-28 18:47:57,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:47:57,970 INFO L93 Difference]: Finished difference Result 166 states and 195 transitions. [2018-11-28 18:47:57,970 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:47:57,970 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 73 [2018-11-28 18:47:57,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:47:57,972 INFO L225 Difference]: With dead ends: 166 [2018-11-28 18:47:57,972 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 18:47:57,973 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-11-28 18:47:57,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 18:47:57,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 18:47:57,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 18:47:57,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 18:47:57,975 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 73 [2018-11-28 18:47:57,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:47:57,975 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 18:47:57,975 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 18:47:57,975 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 18:47:57,975 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 18:47:57,980 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 18:47:58,342 WARN L180 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 11 [2018-11-28 18:47:58,615 WARN L180 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 11 [2018-11-28 18:47:58,908 WARN L180 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14 [2018-11-28 18:47:59,049 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14 [2018-11-28 18:47:59,539 WARN L180 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 16 [2018-11-28 18:48:00,076 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 789 795) the Hoare annotation is: true [2018-11-28 18:48:00,076 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 789 795) no Hoare annotation was computed. [2018-11-28 18:48:00,077 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 796 804) no Hoare annotation was computed. [2018-11-28 18:48:00,077 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 796 804) the Hoare annotation is: true [2018-11-28 18:48:00,077 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 796 804) no Hoare annotation was computed. [2018-11-28 18:48:00,077 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 905 912) the Hoare annotation is: true [2018-11-28 18:48:00,078 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 905 912) no Hoare annotation was computed. [2018-11-28 18:48:00,078 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 905 912) no Hoare annotation was computed. [2018-11-28 18:48:00,078 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 913 922) the Hoare annotation is: true [2018-11-28 18:48:00,078 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 913 922) no Hoare annotation was computed. [2018-11-28 18:48:00,079 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 913 922) no Hoare annotation was computed. [2018-11-28 18:48:00,079 INFO L448 ceAbstractionStarter]: For program point L918(line 918) no Hoare annotation was computed. [2018-11-28 18:48:00,079 INFO L451 ceAbstractionStarter]: At program point L929(line 929) the Hoare annotation is: true [2018-11-28 18:48:00,079 INFO L448 ceAbstractionStarter]: For program point L929-1(line 929) no Hoare annotation was computed. [2018-11-28 18:48:00,079 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 923 951) the Hoare annotation is: true [2018-11-28 18:48:00,079 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 923 951) no Hoare annotation was computed. [2018-11-28 18:48:00,080 INFO L444 ceAbstractionStarter]: At program point L938(line 938) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-11-28 18:48:00,080 INFO L448 ceAbstractionStarter]: For program point L936(lines 936 942) no Hoare annotation was computed. [2018-11-28 18:48:00,080 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 945) no Hoare annotation was computed. [2018-11-28 18:48:00,080 INFO L451 ceAbstractionStarter]: At program point L933(line 933) the Hoare annotation is: true [2018-11-28 18:48:00,080 INFO L448 ceAbstractionStarter]: For program point L933-1(line 933) no Hoare annotation was computed. [2018-11-28 18:48:00,080 INFO L448 ceAbstractionStarter]: For program point L931(lines 931 948) no Hoare annotation was computed. [2018-11-28 18:48:00,080 INFO L448 ceAbstractionStarter]: For program point L931-1(lines 923 951) no Hoare annotation was computed. [2018-11-28 18:48:00,082 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 880 902) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-28 18:48:00,082 INFO L444 ceAbstractionStarter]: At program point L892(line 892) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= main_~tmp~7 ~systemActive~0) (= ~systemActive~0 1))) [2018-11-28 18:48:00,083 INFO L444 ceAbstractionStarter]: At program point L892-1(line 892) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= main_~tmp~7 ~systemActive~0) (= ~systemActive~0 1))) [2018-11-28 18:48:00,083 INFO L448 ceAbstractionStarter]: For program point L890(lines 890 897) no Hoare annotation was computed. [2018-11-28 18:48:00,083 INFO L448 ceAbstractionStarter]: For program point L890-1(lines 890 897) no Hoare annotation was computed. [2018-11-28 18:48:00,083 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 880 902) no Hoare annotation was computed. [2018-11-28 18:48:00,083 INFO L448 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-11-28 18:48:00,084 INFO L444 ceAbstractionStarter]: At program point L887(line 887) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-28 18:48:00,084 INFO L444 ceAbstractionStarter]: At program point L886(line 886) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-28 18:48:00,084 INFO L444 ceAbstractionStarter]: At program point L886-1(line 886) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-28 18:48:00,084 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 880 902) no Hoare annotation was computed. [2018-11-28 18:48:00,084 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 627 635) no Hoare annotation was computed. [2018-11-28 18:48:00,084 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 627 635) the Hoare annotation is: true [2018-11-28 18:48:00,085 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 627 635) no Hoare annotation was computed. [2018-11-28 18:48:00,085 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 672 690) the Hoare annotation is: true [2018-11-28 18:48:00,085 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 685) no Hoare annotation was computed. [2018-11-28 18:48:00,085 INFO L451 ceAbstractionStarter]: At program point L679(line 679) the Hoare annotation is: true [2018-11-28 18:48:00,085 INFO L448 ceAbstractionStarter]: For program point L681-2(lines 681 685) no Hoare annotation was computed. [2018-11-28 18:48:00,085 INFO L448 ceAbstractionStarter]: For program point L679-1(line 679) no Hoare annotation was computed. [2018-11-28 18:48:00,085 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 672 690) no Hoare annotation was computed. [2018-11-28 18:48:00,085 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 672 690) no Hoare annotation was computed. [2018-11-28 18:48:00,090 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 782 788) no Hoare annotation was computed. [2018-11-28 18:48:00,090 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 782 788) the Hoare annotation is: true [2018-11-28 18:48:00,090 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 869 879) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-28 18:48:00,090 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 869 879) no Hoare annotation was computed. [2018-11-28 18:48:00,091 INFO L444 ceAbstractionStarter]: At program point L874(line 874) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-28 18:48:00,091 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 869 879) no Hoare annotation was computed. [2018-11-28 18:48:00,091 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 608 615) the Hoare annotation is: true [2018-11-28 18:48:00,091 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 608 615) no Hoare annotation was computed. [2018-11-28 18:48:00,091 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 608 615) no Hoare annotation was computed. [2018-11-28 18:48:00,091 INFO L444 ceAbstractionStarter]: At program point L576(line 576) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 18:48:00,091 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 557 581) no Hoare annotation was computed. [2018-11-28 18:48:00,092 INFO L444 ceAbstractionStarter]: At program point L571(line 571) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 18:48:00,092 INFO L444 ceAbstractionStarter]: At program point L567(line 567) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 18:48:00,092 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 557 581) no Hoare annotation was computed. [2018-11-28 18:48:00,092 INFO L448 ceAbstractionStarter]: For program point L565(lines 565 573) no Hoare annotation was computed. [2018-11-28 18:48:00,092 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 557 581) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 18:48:00,092 INFO L444 ceAbstractionStarter]: At program point L563(line 563) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 18:48:00,092 INFO L448 ceAbstractionStarter]: For program point L563-1(line 563) no Hoare annotation was computed. [2018-11-28 18:48:00,093 INFO L448 ceAbstractionStarter]: For program point L561(lines 561 578) no Hoare annotation was computed. [2018-11-28 18:48:00,093 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 549 555) no Hoare annotation was computed. [2018-11-28 18:48:00,093 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 549 555) the Hoare annotation is: true [2018-11-28 18:48:00,093 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 701 766) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-28 18:48:00,093 INFO L444 ceAbstractionStarter]: At program point L733(line 733) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-11-28 18:48:00,093 INFO L448 ceAbstractionStarter]: For program point L731(lines 731 737) no Hoare annotation was computed. [2018-11-28 18:48:00,093 INFO L448 ceAbstractionStarter]: For program point L731-1(lines 731 737) no Hoare annotation was computed. [2018-11-28 18:48:00,094 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 701 766) no Hoare annotation was computed. [2018-11-28 18:48:00,094 INFO L444 ceAbstractionStarter]: At program point L756(lines 711 758) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-11-28 18:48:00,094 INFO L444 ceAbstractionStarter]: At program point L723(line 723) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-11-28 18:48:00,094 INFO L448 ceAbstractionStarter]: For program point L721(lines 721 727) no Hoare annotation was computed. [2018-11-28 18:48:00,094 INFO L448 ceAbstractionStarter]: For program point L721-1(lines 721 727) no Hoare annotation was computed. [2018-11-28 18:48:00,094 INFO L448 ceAbstractionStarter]: For program point L713(lines 713 717) no Hoare annotation was computed. [2018-11-28 18:48:00,095 INFO L444 ceAbstractionStarter]: At program point L759(lines 710 760) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-11-28 18:48:00,095 INFO L448 ceAbstractionStarter]: For program point L749(lines 749 753) no Hoare annotation was computed. [2018-11-28 18:48:00,095 INFO L444 ceAbstractionStarter]: At program point L749-2(lines 741 754) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-11-28 18:48:00,095 INFO L448 ceAbstractionStarter]: For program point L712(lines 711 758) no Hoare annotation was computed. [2018-11-28 18:48:00,095 INFO L444 ceAbstractionStarter]: At program point L743(line 743) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-11-28 18:48:00,095 INFO L448 ceAbstractionStarter]: For program point L741(lines 741 754) no Hoare annotation was computed. [2018-11-28 18:48:00,095 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 701 766) no Hoare annotation was computed. [2018-11-28 18:48:00,096 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 126 134) no Hoare annotation was computed. [2018-11-28 18:48:00,096 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 126 134) the Hoare annotation is: true [2018-11-28 18:48:00,096 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 126 134) no Hoare annotation was computed. [2018-11-28 18:48:00,096 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:48:00,096 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2018-11-28 18:48:00,096 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:48:00,096 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2018-11-28 18:48:00,097 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2018-11-28 18:48:00,097 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2018-11-28 18:48:00,097 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2018-11-28 18:48:00,097 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: true [2018-11-28 18:48:00,097 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2018-11-28 18:48:00,097 INFO L451 ceAbstractionStarter]: At program point L832(lines 807 836) the Hoare annotation is: true [2018-11-28 18:48:00,097 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 807 836) no Hoare annotation was computed. [2018-11-28 18:48:00,097 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 807 836) the Hoare annotation is: true [2018-11-28 18:48:00,098 INFO L448 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2018-11-28 18:48:00,098 INFO L448 ceAbstractionStarter]: For program point L821(lines 821 825) no Hoare annotation was computed. [2018-11-28 18:48:00,098 INFO L451 ceAbstractionStarter]: At program point L821-1(lines 821 825) the Hoare annotation is: true [2018-11-28 18:48:00,098 INFO L448 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2018-11-28 18:48:00,098 INFO L451 ceAbstractionStarter]: At program point L817-2(lines 817 831) the Hoare annotation is: true [2018-11-28 18:48:00,098 INFO L451 ceAbstractionStarter]: At program point L813(line 813) the Hoare annotation is: true [2018-11-28 18:48:00,098 INFO L448 ceAbstractionStarter]: For program point L813-1(line 813) no Hoare annotation was computed. [2018-11-28 18:48:00,099 INFO L444 ceAbstractionStarter]: At program point L538(line 538) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 18:48:00,099 INFO L444 ceAbstractionStarter]: At program point L536(lines 536 542) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 18:48:00,099 INFO L444 ceAbstractionStarter]: At program point L531(line 531) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 18:48:00,099 INFO L448 ceAbstractionStarter]: For program point L529(lines 525 547) no Hoare annotation was computed. [2018-11-28 18:48:00,099 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 522 548) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 18:48:00,099 INFO L448 ceAbstractionStarter]: For program point L527(lines 525 547) no Hoare annotation was computed. [2018-11-28 18:48:00,099 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 522 548) no Hoare annotation was computed. [2018-11-28 18:48:00,100 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 522 548) no Hoare annotation was computed. [2018-11-28 18:48:00,100 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2018-11-28 18:48:00,100 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2018-11-28 18:48:00,100 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2018-11-28 18:48:00,100 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 861 867) no Hoare annotation was computed. [2018-11-28 18:48:00,100 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 861 867) the Hoare annotation is: true [2018-11-28 18:48:00,100 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:48:00,100 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) [2018-11-28 18:48:00,101 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 18:48:00,101 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:48:00,101 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 691 698) no Hoare annotation was computed. [2018-11-28 18:48:00,101 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 691 698) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~systemActive~0 1) (not (= |old(~systemActive~0)| 1))) [2018-11-28 18:48:00,101 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 691 698) no Hoare annotation was computed. [2018-11-28 18:48:00,101 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2018-11-28 18:48:00,101 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2018-11-28 18:48:00,101 INFO L451 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: true [2018-11-28 18:48:00,102 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 502 509) no Hoare annotation was computed. [2018-11-28 18:48:00,102 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 506) no Hoare annotation was computed. [2018-11-28 18:48:00,102 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 502 509) the Hoare annotation is: true [2018-11-28 18:48:00,102 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 502 509) no Hoare annotation was computed. [2018-11-28 18:48:00,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 06:48:00 BoogieIcfgContainer [2018-11-28 18:48:00,123 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 18:48:00,124 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 18:48:00,124 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 18:48:00,124 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 18:48:00,125 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:47:55" (3/4) ... [2018-11-28 18:48:00,130 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 18:48:00,136 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 18:48:00,136 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 18:48:00,137 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-28 18:48:00,137 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-28 18:48:00,137 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-28 18:48:00,137 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 18:48:00,137 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 18:48:00,137 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-28 18:48:00,137 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 18:48:00,138 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 18:48:00,138 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 18:48:00,138 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 18:48:00,138 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 18:48:00,138 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 18:48:00,138 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-28 18:48:00,138 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 18:48:00,139 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-28 18:48:00,139 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 18:48:00,139 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 18:48:00,139 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 18:48:00,139 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 18:48:00,139 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 18:48:00,140 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-28 18:48:00,140 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 18:48:00,140 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 18:48:00,150 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2018-11-28 18:48:00,151 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 18:48:00,152 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 18:48:00,152 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 18:48:00,153 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 18:48:00,153 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 18:48:00,185 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || ((0 == pumpRunning && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1) [2018-11-28 18:48:00,185 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) [2018-11-28 18:48:00,277 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 18:48:00,278 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 18:48:00,279 INFO L168 Benchmark]: Toolchain (without parser) took 7344.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 952.7 MB in the beginning and 800.1 MB in the end (delta: 152.6 MB). Peak memory consumption was 274.3 MB. Max. memory is 11.5 GB. [2018-11-28 18:48:00,280 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:48:00,281 INFO L168 Benchmark]: CACSL2BoogieTranslator took 834.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -163.0 MB). Peak memory consumption was 37.9 MB. Max. memory is 11.5 GB. [2018-11-28 18:48:00,281 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-28 18:48:00,282 INFO L168 Benchmark]: Boogie Preprocessor took 44.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-28 18:48:00,282 INFO L168 Benchmark]: RCFGBuilder took 1185.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 44.7 MB). Peak memory consumption was 44.7 MB. Max. memory is 11.5 GB. [2018-11-28 18:48:00,282 INFO L168 Benchmark]: TraceAbstraction took 5074.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 806.4 MB in the end (delta: 251.3 MB). Peak memory consumption was 251.3 MB. Max. memory is 11.5 GB. [2018-11-28 18:48:00,283 INFO L168 Benchmark]: Witness Printer took 154.76 ms. Allocated memory is still 1.2 GB. Free memory was 806.4 MB in the beginning and 800.1 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. [2018-11-28 18:48:00,285 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 834.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -163.0 MB). Peak memory consumption was 37.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 46.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1185.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 44.7 MB). Peak memory consumption was 44.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5074.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 806.4 MB in the end (delta: 251.3 MB). Peak memory consumption was 251.3 MB. Max. memory is 11.5 GB. * Witness Printer took 154.76 ms. Allocated memory is still 1.2 GB. Free memory was 806.4 MB in the beginning and 800.1 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 506]: 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: 807]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || ((0 == pumpRunning && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) - InvariantResult [Line: 817]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 26 procedures, 131 locations, 1 error locations. SAFE Result, 4.9s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 1.5s AutomataDifference, 0.0s DeadEndRemovalTime, 2.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 464 SDtfs, 209 SDslu, 483 SDs, 0 SdLazy, 296 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=131occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 175 PreInvPairs, 183 NumberOfFragments, 407 HoareAnnotationTreeSize, 175 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 54 FomulaSimplificationsInter, 336 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 257 NumberOfCodeBlocks, 257 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 253 ConstructedInterpolants, 0 QuantifiedInterpolants, 27417 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...