./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec1_product60_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_spec1_product60_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 21b7318e0534e2795ffc81aa5194a01e66c6f479 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 18:43:36,847 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 18:43:36,849 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 18:43:36,860 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 18:43:36,861 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 18:43:36,862 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 18:43:36,866 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 18:43:36,869 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 18:43:36,871 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 18:43:36,873 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 18:43:36,874 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 18:43:36,878 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 18:43:36,881 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 18:43:36,884 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 18:43:36,885 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 18:43:36,886 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 18:43:36,888 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 18:43:36,893 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 18:43:36,898 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 18:43:36,899 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 18:43:36,902 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 18:43:36,905 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 18:43:36,907 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 18:43:36,907 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 18:43:36,909 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 18:43:36,910 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 18:43:36,911 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 18:43:36,912 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 18:43:36,915 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 18:43:36,917 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 18:43:36,917 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 18:43:36,918 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 18:43:36,918 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 18:43:36,918 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 18:43:36,920 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 18:43:36,921 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 18:43:36,922 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 18:43:36,949 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 18:43:36,949 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 18:43:36,950 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 18:43:36,951 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 18:43:36,952 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 18:43:36,952 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 18:43:36,953 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 18:43:36,953 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 18:43:36,953 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 18:43:36,953 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 18:43:36,953 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 18:43:36,954 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 18:43:36,955 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 18:43:36,955 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 18:43:36,955 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 18:43:36,955 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 18:43:36,955 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 18:43:36,956 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 18:43:36,956 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 18:43:36,956 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 18:43:36,956 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 18:43:36,956 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 18:43:36,956 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 18:43:36,958 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 18:43:36,958 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 18:43:36,959 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 18:43:36,959 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 18:43:36,959 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 18:43:36,959 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 18:43:36,959 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 18:43:36,959 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 -> 21b7318e0534e2795ffc81aa5194a01e66c6f479 [2018-11-28 18:43:37,026 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 18:43:37,042 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 18:43:37,046 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 18:43:37,048 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 18:43:37,048 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 18:43:37,049 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec1_product60_true-unreach-call_false-termination.cil.c [2018-11-28 18:43:37,110 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c152fd40/553f83c4b3c5475d819173643e35fbd8/FLAG89009382b [2018-11-28 18:43:37,585 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 18:43:37,586 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec1_product60_true-unreach-call_false-termination.cil.c [2018-11-28 18:43:37,601 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c152fd40/553f83c4b3c5475d819173643e35fbd8/FLAG89009382b [2018-11-28 18:43:37,879 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c152fd40/553f83c4b3c5475d819173643e35fbd8 [2018-11-28 18:43:37,883 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 18:43:37,885 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 18:43:37,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 18:43:37,886 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 18:43:37,890 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 18:43:37,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:43:37" (1/1) ... [2018-11-28 18:43:37,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a0e4c7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:37, skipping insertion in model container [2018-11-28 18:43:37,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:43:37" (1/1) ... [2018-11-28 18:43:37,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 18:43:37,968 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 18:43:38,435 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:43:38,460 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 18:43:38,675 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:43:38,716 INFO L195 MainTranslator]: Completed translation [2018-11-28 18:43:38,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:38 WrapperNode [2018-11-28 18:43:38,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 18:43:38,717 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 18:43:38,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 18:43:38,718 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 18:43:38,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:38" (1/1) ... [2018-11-28 18:43:38,771 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:38" (1/1) ... [2018-11-28 18:43:38,787 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 18:43:38,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 18:43:38,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 18:43:38,789 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 18:43:38,800 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:38" (1/1) ... [2018-11-28 18:43:38,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:38" (1/1) ... [2018-11-28 18:43:38,806 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:38" (1/1) ... [2018-11-28 18:43:38,806 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:38" (1/1) ... [2018-11-28 18:43:38,820 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:38" (1/1) ... [2018-11-28 18:43:38,829 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:38" (1/1) ... [2018-11-28 18:43:38,839 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:38" (1/1) ... [2018-11-28 18:43:38,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 18:43:38,850 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 18:43:38,851 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 18:43:38,851 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 18:43:38,852 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:38" (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 18:43:38,925 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 18:43:38,926 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 18:43:38,927 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 18:43:38,927 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 18:43:38,927 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-28 18:43:38,928 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-28 18:43:38,928 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-28 18:43:38,928 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-28 18:43:38,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 18:43:38,928 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 18:43:38,929 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 18:43:38,930 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 18:43:38,930 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 18:43:38,931 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 18:43:38,931 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 18:43:38,931 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 18:43:38,931 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 18:43:38,931 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 18:43:38,932 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 18:43:38,932 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-28 18:43:38,932 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-28 18:43:38,932 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-28 18:43:38,932 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-28 18:43:38,932 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 18:43:38,932 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 18:43:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 18:43:38,934 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 18:43:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 18:43:38,934 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 18:43:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 18:43:38,935 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 18:43:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 18:43:38,935 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 18:43:38,936 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 18:43:38,936 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 18:43:38,937 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 18:43:38,937 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 18:43:38,937 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-28 18:43:38,937 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-28 18:43:38,937 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 18:43:38,937 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 18:43:38,937 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 18:43:38,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 18:43:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 18:43:38,938 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 18:43:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 18:43:38,938 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 18:43:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 18:43:38,938 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 18:43:38,941 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 18:43:38,942 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 18:43:38,942 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 18:43:38,942 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 18:43:38,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 18:43:38,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 18:43:38,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 18:43:38,943 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 18:43:38,943 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 18:43:38,943 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 18:43:38,944 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 18:43:38,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 18:43:38,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 18:43:38,946 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-28 18:43:38,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-28 18:43:40,126 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 18:43:40,126 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 18:43:40,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:43:40 BoogieIcfgContainer [2018-11-28 18:43:40,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 18:43:40,128 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 18:43:40,128 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 18:43:40,131 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 18:43:40,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 06:43:37" (1/3) ... [2018-11-28 18:43:40,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@657a3f94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:43:40, skipping insertion in model container [2018-11-28 18:43:40,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:38" (2/3) ... [2018-11-28 18:43:40,133 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@657a3f94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:43:40, skipping insertion in model container [2018-11-28 18:43:40,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:43:40" (3/3) ... [2018-11-28 18:43:40,135 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product60_true-unreach-call_false-termination.cil.c [2018-11-28 18:43:40,145 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 18:43:40,155 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 18:43:40,173 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 18:43:40,209 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 18:43:40,210 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 18:43:40,210 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 18:43:40,210 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 18:43:40,210 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 18:43:40,210 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 18:43:40,210 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 18:43:40,210 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 18:43:40,210 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 18:43:40,234 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states. [2018-11-28 18:43:40,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-28 18:43:40,245 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:40,246 INFO L402 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] [2018-11-28 18:43:40,249 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:40,255 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:40,256 INFO L82 PathProgramCache]: Analyzing trace with hash -1147007446, now seen corresponding path program 1 times [2018-11-28 18:43:40,258 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:40,259 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:40,312 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:40,312 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:40,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:40,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:40,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:43:40,583 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:40,583 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 18:43:40,587 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 18:43:40,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 18:43:40,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 18:43:40,609 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 2 states. [2018-11-28 18:43:40,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:40,657 INFO L93 Difference]: Finished difference Result 300 states and 369 transitions. [2018-11-28 18:43:40,657 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 18:43:40,659 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-28 18:43:40,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:40,673 INFO L225 Difference]: With dead ends: 300 [2018-11-28 18:43:40,673 INFO L226 Difference]: Without dead ends: 150 [2018-11-28 18:43:40,678 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 18:43:40,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2018-11-28 18:43:40,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2018-11-28 18:43:40,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2018-11-28 18:43:40,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 176 transitions. [2018-11-28 18:43:40,746 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 176 transitions. Word has length 46 [2018-11-28 18:43:40,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:40,747 INFO L480 AbstractCegarLoop]: Abstraction has 150 states and 176 transitions. [2018-11-28 18:43:40,747 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 18:43:40,747 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 176 transitions. [2018-11-28 18:43:40,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-28 18:43:40,755 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:40,755 INFO L402 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] [2018-11-28 18:43:40,755 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:40,756 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:40,758 INFO L82 PathProgramCache]: Analyzing trace with hash 1325406956, now seen corresponding path program 1 times [2018-11-28 18:43:40,758 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:40,758 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:40,759 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:40,759 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:40,760 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:40,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:40,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:43:40,949 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:40,949 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:43:40,951 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:43:40,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:43:40,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:43:40,953 INFO L87 Difference]: Start difference. First operand 150 states and 176 transitions. Second operand 3 states. [2018-11-28 18:43:41,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:41,014 INFO L93 Difference]: Finished difference Result 239 states and 279 transitions. [2018-11-28 18:43:41,015 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:43:41,015 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-11-28 18:43:41,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:41,018 INFO L225 Difference]: With dead ends: 239 [2018-11-28 18:43:41,018 INFO L226 Difference]: Without dead ends: 141 [2018-11-28 18:43:41,020 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 18:43:41,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2018-11-28 18:43:41,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2018-11-28 18:43:41,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2018-11-28 18:43:41,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 164 transitions. [2018-11-28 18:43:41,048 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 164 transitions. Word has length 47 [2018-11-28 18:43:41,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:41,049 INFO L480 AbstractCegarLoop]: Abstraction has 141 states and 164 transitions. [2018-11-28 18:43:41,049 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:43:41,050 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 164 transitions. [2018-11-28 18:43:41,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-28 18:43:41,052 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:41,053 INFO L402 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] [2018-11-28 18:43:41,053 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:41,053 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:41,053 INFO L82 PathProgramCache]: Analyzing trace with hash -534330577, now seen corresponding path program 1 times [2018-11-28 18:43:41,053 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:41,054 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:41,055 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:41,056 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:41,056 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:41,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:41,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:43:41,394 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:41,394 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 18:43:41,395 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 18:43:41,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 18:43:41,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:43:41,398 INFO L87 Difference]: Start difference. First operand 141 states and 164 transitions. Second operand 7 states. [2018-11-28 18:43:43,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:43,379 INFO L93 Difference]: Finished difference Result 425 states and 512 transitions. [2018-11-28 18:43:43,380 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 18:43:43,381 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-11-28 18:43:43,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:43,386 INFO L225 Difference]: With dead ends: 425 [2018-11-28 18:43:43,386 INFO L226 Difference]: Without dead ends: 308 [2018-11-28 18:43:43,388 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 18:43:43,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2018-11-28 18:43:43,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 296. [2018-11-28 18:43:43,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2018-11-28 18:43:43,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 356 transitions. [2018-11-28 18:43:43,435 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 356 transitions. Word has length 52 [2018-11-28 18:43:43,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:43,436 INFO L480 AbstractCegarLoop]: Abstraction has 296 states and 356 transitions. [2018-11-28 18:43:43,436 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 18:43:43,436 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 356 transitions. [2018-11-28 18:43:43,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-28 18:43:43,439 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:43,439 INFO L402 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] [2018-11-28 18:43:43,440 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:43,440 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:43,440 INFO L82 PathProgramCache]: Analyzing trace with hash -408331355, now seen corresponding path program 1 times [2018-11-28 18:43:43,440 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:43,440 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:43,441 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:43,442 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:43,442 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:43,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:43,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:43:43,631 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:43,631 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:43:43,632 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:43:43,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:43:43,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:43:43,633 INFO L87 Difference]: Start difference. First operand 296 states and 356 transitions. Second operand 6 states. [2018-11-28 18:43:44,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:44,104 INFO L93 Difference]: Finished difference Result 825 states and 1016 transitions. [2018-11-28 18:43:44,105 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:43:44,106 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2018-11-28 18:43:44,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:44,113 INFO L225 Difference]: With dead ends: 825 [2018-11-28 18:43:44,114 INFO L226 Difference]: Without dead ends: 553 [2018-11-28 18:43:44,117 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 18:43:44,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 553 states. [2018-11-28 18:43:44,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 553 to 547. [2018-11-28 18:43:44,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 547 states. [2018-11-28 18:43:44,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 547 states and 662 transitions. [2018-11-28 18:43:44,188 INFO L78 Accepts]: Start accepts. Automaton has 547 states and 662 transitions. Word has length 57 [2018-11-28 18:43:44,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:44,188 INFO L480 AbstractCegarLoop]: Abstraction has 547 states and 662 transitions. [2018-11-28 18:43:44,188 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:43:44,189 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 662 transitions. [2018-11-28 18:43:44,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-28 18:43:44,193 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:44,194 INFO L402 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] [2018-11-28 18:43:44,194 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:44,194 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:44,194 INFO L82 PathProgramCache]: Analyzing trace with hash 1423719401, now seen corresponding path program 1 times [2018-11-28 18:43:44,194 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:44,194 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:44,195 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:44,196 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:44,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:44,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:44,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:43:44,581 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:44,582 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 18:43:44,582 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 18:43:44,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 18:43:44,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:43:44,583 INFO L87 Difference]: Start difference. First operand 547 states and 662 transitions. Second operand 7 states. [2018-11-28 18:43:46,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:46,217 INFO L93 Difference]: Finished difference Result 1406 states and 1819 transitions. [2018-11-28 18:43:46,219 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 18:43:46,219 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2018-11-28 18:43:46,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:46,226 INFO L225 Difference]: With dead ends: 1406 [2018-11-28 18:43:46,226 INFO L226 Difference]: Without dead ends: 883 [2018-11-28 18:43:46,229 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-28 18:43:46,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 883 states. [2018-11-28 18:43:46,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 883 to 785. [2018-11-28 18:43:46,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 785 states. [2018-11-28 18:43:46,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 785 states and 947 transitions. [2018-11-28 18:43:46,356 INFO L78 Accepts]: Start accepts. Automaton has 785 states and 947 transitions. Word has length 61 [2018-11-28 18:43:46,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:46,358 INFO L480 AbstractCegarLoop]: Abstraction has 785 states and 947 transitions. [2018-11-28 18:43:46,358 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 18:43:46,358 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 947 transitions. [2018-11-28 18:43:46,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-28 18:43:46,373 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:46,373 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, 1, 1, 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 18:43:46,373 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:46,374 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:46,374 INFO L82 PathProgramCache]: Analyzing trace with hash -1372644600, now seen corresponding path program 1 times [2018-11-28 18:43:46,374 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:46,374 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:46,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:46,375 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:46,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:46,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:46,608 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 18:43:46,608 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:46,609 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:43:46,609 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:43:46,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:43:46,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:43:46,611 INFO L87 Difference]: Start difference. First operand 785 states and 947 transitions. Second operand 6 states. [2018-11-28 18:43:46,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:46,784 INFO L93 Difference]: Finished difference Result 1574 states and 1958 transitions. [2018-11-28 18:43:46,786 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 18:43:46,786 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 99 [2018-11-28 18:43:46,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:46,796 INFO L225 Difference]: With dead ends: 1574 [2018-11-28 18:43:46,796 INFO L226 Difference]: Without dead ends: 813 [2018-11-28 18:43:46,799 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:43:46,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2018-11-28 18:43:46,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 805. [2018-11-28 18:43:46,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 805 states. [2018-11-28 18:43:46,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 805 states and 967 transitions. [2018-11-28 18:43:46,869 INFO L78 Accepts]: Start accepts. Automaton has 805 states and 967 transitions. Word has length 99 [2018-11-28 18:43:46,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:46,870 INFO L480 AbstractCegarLoop]: Abstraction has 805 states and 967 transitions. [2018-11-28 18:43:46,870 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:43:46,870 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 967 transitions. [2018-11-28 18:43:46,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-28 18:43:46,876 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:46,877 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, 1, 1, 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 18:43:46,879 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:46,879 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:46,880 INFO L82 PathProgramCache]: Analyzing trace with hash -479158262, now seen corresponding path program 1 times [2018-11-28 18:43:46,880 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:46,880 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:46,882 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:46,882 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:46,882 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:46,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:47,365 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 18:43:47,365 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:47,365 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 18:43:47,366 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 18:43:47,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 18:43:47,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 18:43:47,366 INFO L87 Difference]: Start difference. First operand 805 states and 967 transitions. Second operand 8 states. [2018-11-28 18:43:47,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:47,572 INFO L93 Difference]: Finished difference Result 1614 states and 1998 transitions. [2018-11-28 18:43:47,575 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:43:47,575 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 99 [2018-11-28 18:43:47,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:47,581 INFO L225 Difference]: With dead ends: 1614 [2018-11-28 18:43:47,581 INFO L226 Difference]: Without dead ends: 833 [2018-11-28 18:43:47,584 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 18:43:47,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2018-11-28 18:43:47,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 821. [2018-11-28 18:43:47,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 821 states. [2018-11-28 18:43:47,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 821 states and 983 transitions. [2018-11-28 18:43:47,638 INFO L78 Accepts]: Start accepts. Automaton has 821 states and 983 transitions. Word has length 99 [2018-11-28 18:43:47,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:47,638 INFO L480 AbstractCegarLoop]: Abstraction has 821 states and 983 transitions. [2018-11-28 18:43:47,638 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 18:43:47,640 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 983 transitions. [2018-11-28 18:43:47,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-28 18:43:47,642 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:47,643 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, 1, 1, 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 18:43:47,643 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:47,643 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:47,643 INFO L82 PathProgramCache]: Analyzing trace with hash -486917621, now seen corresponding path program 1 times [2018-11-28 18:43:47,643 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:47,643 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:47,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:47,646 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:47,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:47,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:47,818 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 18:43:47,818 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:47,818 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 18:43:47,819 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 18:43:47,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 18:43:47,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 18:43:47,819 INFO L87 Difference]: Start difference. First operand 821 states and 983 transitions. Second operand 4 states. [2018-11-28 18:43:49,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:49,198 INFO L93 Difference]: Finished difference Result 2603 states and 3266 transitions. [2018-11-28 18:43:49,199 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 18:43:49,199 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 99 [2018-11-28 18:43:49,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:49,210 INFO L225 Difference]: With dead ends: 2603 [2018-11-28 18:43:49,211 INFO L226 Difference]: Without dead ends: 1806 [2018-11-28 18:43:49,214 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 18:43:49,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1806 states. [2018-11-28 18:43:49,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1806 to 1775. [2018-11-28 18:43:49,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1775 states. [2018-11-28 18:43:49,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1775 states and 2179 transitions. [2018-11-28 18:43:49,350 INFO L78 Accepts]: Start accepts. Automaton has 1775 states and 2179 transitions. Word has length 99 [2018-11-28 18:43:49,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:49,351 INFO L480 AbstractCegarLoop]: Abstraction has 1775 states and 2179 transitions. [2018-11-28 18:43:49,351 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 18:43:49,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 2179 transitions. [2018-11-28 18:43:49,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-28 18:43:49,358 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:49,358 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, 1, 1, 1, 1, 1, 1, 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 18:43:49,359 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:49,359 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:49,359 INFO L82 PathProgramCache]: Analyzing trace with hash 379357745, now seen corresponding path program 1 times [2018-11-28 18:43:49,359 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:49,361 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:49,362 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:49,362 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:49,362 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:49,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:49,854 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 18:43:49,855 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 18:43:49,855 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 18:43:49,865 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:49,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:50,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 18:43:51,386 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:43:51,418 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 18:43:51,418 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-28 18:43:51,420 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 18:43:51,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 18:43:51,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-28 18:43:51,421 INFO L87 Difference]: Start difference. First operand 1775 states and 2179 transitions. Second operand 19 states. [2018-11-28 18:43:53,151 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 6 [2018-11-28 18:43:54,762 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 6 [2018-11-28 18:43:56,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:56,180 INFO L93 Difference]: Finished difference Result 3496 states and 4338 transitions. [2018-11-28 18:43:56,181 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 18:43:56,181 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 103 [2018-11-28 18:43:56,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:56,196 INFO L225 Difference]: With dead ends: 3496 [2018-11-28 18:43:56,196 INFO L226 Difference]: Without dead ends: 1745 [2018-11-28 18:43:56,203 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 98 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-28 18:43:56,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1745 states. [2018-11-28 18:43:56,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1745 to 1745. [2018-11-28 18:43:56,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1745 states. [2018-11-28 18:43:56,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1745 states and 2097 transitions. [2018-11-28 18:43:56,327 INFO L78 Accepts]: Start accepts. Automaton has 1745 states and 2097 transitions. Word has length 103 [2018-11-28 18:43:56,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:56,329 INFO L480 AbstractCegarLoop]: Abstraction has 1745 states and 2097 transitions. [2018-11-28 18:43:56,329 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 18:43:56,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 2097 transitions. [2018-11-28 18:43:56,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-28 18:43:56,338 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:56,338 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:43:56,338 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:56,340 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:56,340 INFO L82 PathProgramCache]: Analyzing trace with hash 788815529, now seen corresponding path program 1 times [2018-11-28 18:43:56,340 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:56,340 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:56,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:56,342 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:56,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:56,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:56,998 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-28 18:43:56,999 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 18:43:56,999 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 18:43:57,016 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:57,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:57,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 18:43:57,320 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:43:57,350 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 18:43:57,350 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 14 [2018-11-28 18:43:57,351 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-28 18:43:57,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-28 18:43:57,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-11-28 18:43:57,352 INFO L87 Difference]: Start difference. First operand 1745 states and 2097 transitions. Second operand 14 states. [2018-11-28 18:43:59,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:59,873 INFO L93 Difference]: Finished difference Result 5588 states and 7663 transitions. [2018-11-28 18:43:59,874 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-28 18:43:59,874 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 157 [2018-11-28 18:43:59,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:59,901 INFO L225 Difference]: With dead ends: 5588 [2018-11-28 18:43:59,901 INFO L226 Difference]: Without dead ends: 4191 [2018-11-28 18:43:59,909 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=145, Invalid=557, Unknown=0, NotChecked=0, Total=702 [2018-11-28 18:43:59,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4191 states. [2018-11-28 18:44:00,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4191 to 3431. [2018-11-28 18:44:00,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3431 states. [2018-11-28 18:44:00,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3431 states to 3431 states and 4153 transitions. [2018-11-28 18:44:00,183 INFO L78 Accepts]: Start accepts. Automaton has 3431 states and 4153 transitions. Word has length 157 [2018-11-28 18:44:00,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:44:00,184 INFO L480 AbstractCegarLoop]: Abstraction has 3431 states and 4153 transitions. [2018-11-28 18:44:00,184 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-28 18:44:00,184 INFO L276 IsEmpty]: Start isEmpty. Operand 3431 states and 4153 transitions. [2018-11-28 18:44:00,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-28 18:44:00,191 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:44:00,191 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:44:00,191 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:44:00,191 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:44:00,193 INFO L82 PathProgramCache]: Analyzing trace with hash 1063575143, now seen corresponding path program 1 times [2018-11-28 18:44:00,193 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:44:00,193 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:44:00,195 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:44:00,196 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:44:00,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:44:00,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:44:00,662 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-28 18:44:00,662 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:44:00,662 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 18:44:00,663 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 18:44:00,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 18:44:00,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-28 18:44:00,663 INFO L87 Difference]: Start difference. First operand 3431 states and 4153 transitions. Second operand 9 states. [2018-11-28 18:44:00,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:44:00,812 INFO L93 Difference]: Finished difference Result 4423 states and 5351 transitions. [2018-11-28 18:44:00,813 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 18:44:00,813 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 157 [2018-11-28 18:44:00,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:44:00,815 INFO L225 Difference]: With dead ends: 4423 [2018-11-28 18:44:00,815 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 18:44:00,826 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-11-28 18:44:00,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 18:44:00,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 18:44:00,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 18:44:00,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 18:44:00,827 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 157 [2018-11-28 18:44:00,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:44:00,829 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 18:44:00,829 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 18:44:00,829 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 18:44:00,829 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 18:44:00,835 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 18:44:00,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:00,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:00,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:00,977 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:00,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:00,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:00,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:00,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:00,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:00,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:00,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:00,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:00,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:00,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:00,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,358 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,372 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,551 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,551 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,570 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,573 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,622 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,622 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,636 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,638 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,660 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,977 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:03,265 WARN L180 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 74 DAG size of output: 18 [2018-11-28 18:44:03,425 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 1 [2018-11-28 18:44:03,830 WARN L180 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 31 [2018-11-28 18:44:04,034 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 33 [2018-11-28 18:44:04,189 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 15 [2018-11-28 18:44:05,670 WARN L180 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 57 DAG size of output: 27 [2018-11-28 18:44:06,382 WARN L180 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 27 [2018-11-28 18:44:06,927 WARN L180 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 26 [2018-11-28 18:44:07,112 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 34 [2018-11-28 18:44:07,320 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 30 [2018-11-28 18:44:07,541 WARN L180 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 30 [2018-11-28 18:44:08,072 WARN L180 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 43 [2018-11-28 18:44:08,213 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 33 [2018-11-28 18:44:08,607 WARN L180 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 27 [2018-11-28 18:44:09,879 WARN L180 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 52 DAG size of output: 28 [2018-11-28 18:44:11,095 WARN L180 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 66 DAG size of output: 27 [2018-11-28 18:44:11,296 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 20 [2018-11-28 18:44:11,697 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 34 [2018-11-28 18:44:11,877 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 32 [2018-11-28 18:44:12,313 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 30 [2018-11-28 18:44:12,824 WARN L180 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 34 [2018-11-28 18:44:12,932 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 25 [2018-11-28 18:44:13,388 WARN L180 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 35 [2018-11-28 18:44:13,465 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 985 991) the Hoare annotation is: true [2018-11-28 18:44:13,465 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 985 991) no Hoare annotation was computed. [2018-11-28 18:44:13,465 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 992 1000) no Hoare annotation was computed. [2018-11-28 18:44:13,465 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 992 1000) the Hoare annotation is: true [2018-11-28 18:44:13,466 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 992 1000) no Hoare annotation was computed. [2018-11-28 18:44:13,466 INFO L448 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2018-11-28 18:44:13,466 INFO L448 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2018-11-28 18:44:13,466 INFO L444 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:13,466 INFO L444 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:13,467 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:13,467 INFO L444 ceAbstractionStarter]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:13,467 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2018-11-28 18:44:13,467 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2018-11-28 18:44:13,467 INFO L444 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:13,467 INFO L444 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:13,467 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2018-11-28 18:44:13,467 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 943 957) no Hoare annotation was computed. [2018-11-28 18:44:13,468 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 943 957) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse4 (= |old(~systemActive~0)| 0)) (.cse3 (and (not (= ~systemActive~0 0)) .cse2)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< ~waterLevel~0 2)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse3 (or .cse4 .cse5 .cse6)) (or (or .cse0 .cse4 .cse5) .cse3) (or (or .cse0 .cse1 .cse5) .cse2) (or .cse2 .cse1 (< ~waterLevel~0 1) .cse6)))) [2018-11-28 18:44:13,468 INFO L444 ceAbstractionStarter]: At program point L949(line 949) the Hoare annotation is: (let ((.cse1 (= |old(~systemActive~0)| 0)) (.cse0 (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< ~waterLevel~0 2))) (and (or .cse0 (or .cse1 .cse2 .cse3)) (or (or .cse4 .cse1 .cse2) .cse0) (or .cse4 .cse5 (not (= ~waterLevel~0 1))) (or .cse5 (< ~waterLevel~0 1) .cse3) (or .cse4 .cse5 .cse2))) [2018-11-28 18:44:13,468 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 943 957) no Hoare annotation was computed. [2018-11-28 18:44:13,468 INFO L448 ceAbstractionStarter]: For program point L947(lines 947 953) no Hoare annotation was computed. [2018-11-28 18:44:13,468 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 860 868) no Hoare annotation was computed. [2018-11-28 18:44:13,468 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 860 868) the Hoare annotation is: true [2018-11-28 18:44:13,468 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 860 868) no Hoare annotation was computed. [2018-11-28 18:44:13,468 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 924 942) the Hoare annotation is: true [2018-11-28 18:44:13,468 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 924 942) no Hoare annotation was computed. [2018-11-28 18:44:13,469 INFO L448 ceAbstractionStarter]: For program point L933(lines 933 937) no Hoare annotation was computed. [2018-11-28 18:44:13,469 INFO L451 ceAbstractionStarter]: At program point L931(line 931) the Hoare annotation is: true [2018-11-28 18:44:13,469 INFO L448 ceAbstractionStarter]: For program point L933-2(lines 933 937) no Hoare annotation was computed. [2018-11-28 18:44:13,469 INFO L448 ceAbstractionStarter]: For program point L931-1(line 931) no Hoare annotation was computed. [2018-11-28 18:44:13,469 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 924 942) no Hoare annotation was computed. [2018-11-28 18:44:13,469 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 978 984) no Hoare annotation was computed. [2018-11-28 18:44:13,469 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 978 984) the Hoare annotation is: true [2018-11-28 18:44:13,469 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:13,469 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2018-11-28 18:44:13,469 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2018-11-28 18:44:13,470 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 849 859) the Hoare annotation is: true [2018-11-28 18:44:13,470 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 849 859) no Hoare annotation was computed. [2018-11-28 18:44:13,470 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 849 859) no Hoare annotation was computed. [2018-11-28 18:44:13,470 INFO L451 ceAbstractionStarter]: At program point L854(line 854) the Hoare annotation is: true [2018-11-28 18:44:13,470 INFO L448 ceAbstractionStarter]: For program point L854-1(line 854) no Hoare annotation was computed. [2018-11-28 18:44:13,470 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 841 848) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 .cse1))) [2018-11-28 18:44:13,470 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 841 848) no Hoare annotation was computed. [2018-11-28 18:44:13,470 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 841 848) no Hoare annotation was computed. [2018-11-28 18:44:13,471 INFO L444 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: (let ((.cse0 (and (= processEnvironment_~tmp~7 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse3 .cse0 .cse4) (or .cse5 .cse2 (not (= ~waterLevel~0 1)) .cse4) (or .cse5 .cse2 (< ~waterLevel~0 2) .cse4) (or .cse1 .cse5 .cse2 .cse3))) [2018-11-28 18:44:13,471 INFO L448 ceAbstractionStarter]: For program point L798(lines 798 806) no Hoare annotation was computed. [2018-11-28 18:44:13,471 INFO L444 ceAbstractionStarter]: At program point L796(line 796) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= ~systemActive~0 0)) (.cse4 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or .cse3 .cse0 .cse1 .cse4) (or .cse1 .cse4 .cse5 .cse2) (or .cse3 .cse5 .cse1 .cse4))) [2018-11-28 18:44:13,471 INFO L448 ceAbstractionStarter]: For program point L796-1(line 796) no Hoare annotation was computed. [2018-11-28 18:44:13,471 INFO L448 ceAbstractionStarter]: For program point L794(lines 794 811) no Hoare annotation was computed. [2018-11-28 18:44:13,471 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 790 814) no Hoare annotation was computed. [2018-11-28 18:44:13,471 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 790 814) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 .cse1))) [2018-11-28 18:44:13,471 INFO L444 ceAbstractionStarter]: At program point L809(line 809) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 1)) (.cse1 (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse2 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:44:13,471 INFO L448 ceAbstractionStarter]: For program point L809-1(lines 790 814) no Hoare annotation was computed. [2018-11-28 18:44:13,472 INFO L444 ceAbstractionStarter]: At program point L804(line 804) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:44:13,472 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 239) no Hoare annotation was computed. [2018-11-28 18:44:13,472 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 229 242) no Hoare annotation was computed. [2018-11-28 18:44:13,472 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 229 242) the Hoare annotation is: true [2018-11-28 18:44:13,472 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 229 242) no Hoare annotation was computed. [2018-11-28 18:44:13,472 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 756 762) no Hoare annotation was computed. [2018-11-28 18:44:13,472 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 756 762) the Hoare annotation is: true [2018-11-28 18:44:13,472 INFO L444 ceAbstractionStarter]: At program point L706-1(lines 698 713) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse5 (<= 1 ~waterLevel~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 0))) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse5 .cse6 .cse3) (and .cse0 .cse4 .cse5 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse2 .cse6 .cse3))) [2018-11-28 18:44:13,472 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 658 725) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:13,473 INFO L448 ceAbstractionStarter]: For program point L669(lines 668 717) no Hoare annotation was computed. [2018-11-28 18:44:13,473 INFO L444 ceAbstractionStarter]: At program point L700(line 700) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse0 (<= 2 ~waterLevel~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (<= 1 ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse4 .cse1 .cse2) (and .cse5 .cse0 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse3 .cse4 .cse2))) [2018-11-28 18:44:13,473 INFO L448 ceAbstractionStarter]: For program point L698(lines 698 713) no Hoare annotation was computed. [2018-11-28 18:44:13,473 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 658 725) no Hoare annotation was computed. [2018-11-28 18:44:13,473 INFO L444 ceAbstractionStarter]: At program point L690(line 690) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 .cse3 (= ~methaneLevelCritical~0 1) .cse1) (and .cse0 .cse2 .cse3 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 18:44:13,473 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 694) no Hoare annotation was computed. [2018-11-28 18:44:13,473 INFO L448 ceAbstractionStarter]: For program point L688-1(lines 688 694) no Hoare annotation was computed. [2018-11-28 18:44:13,473 INFO L444 ceAbstractionStarter]: At program point L715(lines 668 717) the Hoare annotation is: (let ((.cse3 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (<= 1 ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2) (and .cse3 (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse2) (and .cse3 .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 18:44:13,474 INFO L444 ceAbstractionStarter]: At program point L680(line 680) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (and .cse0 .cse1 .cse2) .cse3) (and .cse0 (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse3 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 18:44:13,474 INFO L448 ceAbstractionStarter]: For program point L678(lines 678 684) no Hoare annotation was computed. [2018-11-28 18:44:13,474 INFO L448 ceAbstractionStarter]: For program point L678-1(lines 678 684) no Hoare annotation was computed. [2018-11-28 18:44:13,474 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 674) no Hoare annotation was computed. [2018-11-28 18:44:13,474 INFO L444 ceAbstractionStarter]: At program point L718(lines 667 719) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:13,474 INFO L444 ceAbstractionStarter]: At program point L708(line 708) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse5 (<= 1 ~waterLevel~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 0))) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse5 .cse6 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse4 .cse5 .cse3) (and .cse1 .cse2 .cse6 .cse3))) [2018-11-28 18:44:13,474 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 658 725) no Hoare annotation was computed. [2018-11-28 18:44:13,474 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 712) no Hoare annotation was computed. [2018-11-28 18:44:13,474 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 815 822) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 2) (not (= ~methaneLevelCritical~0 0))) [2018-11-28 18:44:13,475 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 815 822) no Hoare annotation was computed. [2018-11-28 18:44:13,475 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 815 822) no Hoare annotation was computed. [2018-11-28 18:44:13,475 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 243 251) no Hoare annotation was computed. [2018-11-28 18:44:13,475 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 243 251) the Hoare annotation is: true [2018-11-28 18:44:13,475 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 243 251) no Hoare annotation was computed. [2018-11-28 18:44:13,475 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:44:13,475 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-28 18:44:13,475 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:44:13,475 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 837) no Hoare annotation was computed. [2018-11-28 18:44:13,475 INFO L444 ceAbstractionStarter]: At program point L829(line 829) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:44:13,475 INFO L448 ceAbstractionStarter]: For program point L829-1(line 829) no Hoare annotation was computed. [2018-11-28 18:44:13,476 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 824 840) no Hoare annotation was computed. [2018-11-28 18:44:13,476 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 824 840) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:44:13,476 INFO L444 ceAbstractionStarter]: At program point L835(line 835) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 2))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= activatePump_~tmp~8 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-28 18:44:13,476 INFO L448 ceAbstractionStarter]: For program point L835-1(lines 824 840) no Hoare annotation was computed. [2018-11-28 18:44:13,476 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 905 923) no Hoare annotation was computed. [2018-11-28 18:44:13,476 INFO L451 ceAbstractionStarter]: At program point L912(line 912) the Hoare annotation is: true [2018-11-28 18:44:13,476 INFO L448 ceAbstractionStarter]: For program point L914-2(lines 914 918) no Hoare annotation was computed. [2018-11-28 18:44:13,476 INFO L448 ceAbstractionStarter]: For program point L912-1(line 912) no Hoare annotation was computed. [2018-11-28 18:44:13,476 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 905 923) the Hoare annotation is: true [2018-11-28 18:44:13,476 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 905 923) no Hoare annotation was computed. [2018-11-28 18:44:13,477 INFO L448 ceAbstractionStarter]: For program point L914(lines 914 918) no Hoare annotation was computed. [2018-11-28 18:44:13,477 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 176 187) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse3 (< ~waterLevel~0 2)) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse1 (= 0 ~methaneLevelCritical~0))) (and (or (= ~methaneLevelCritical~0 1) (not (= |old(~methaneLevelCritical~0)| 1)) .cse0 (< ~waterLevel~0 1)) (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or .cse1 (or .cse0 .cse3 .cse2)) (or (or (= ~systemActive~0 0) .cse3 .cse2) .cse1))) [2018-11-28 18:44:13,477 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 176 187) no Hoare annotation was computed. [2018-11-28 18:44:13,477 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 176 187) no Hoare annotation was computed. [2018-11-28 18:44:13,477 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 188 196) the Hoare annotation is: true [2018-11-28 18:44:13,477 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 188 196) no Hoare annotation was computed. [2018-11-28 18:44:13,477 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 188 196) no Hoare annotation was computed. [2018-11-28 18:44:13,477 INFO L448 ceAbstractionStarter]: For program point L736(lines 735 754) no Hoare annotation was computed. [2018-11-28 18:44:13,477 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 732 755) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= ~systemActive~0 0)) (.cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (< |old(~waterLevel~0)| 2)) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 (< |old(~waterLevel~0)| 1)) (or (or .cse1 .cse3 .cse4) .cse0) (or .cse2 .cse0 (not (= |old(~waterLevel~0)| 1)) .cse5) (or (or .cse3 .cse4 .cse5) .cse0) (or .cse0 (or .cse2 .cse4 .cse5)))) [2018-11-28 18:44:13,478 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 732 755) no Hoare annotation was computed. [2018-11-28 18:44:13,478 INFO L444 ceAbstractionStarter]: At program point L745(line 745) the Hoare annotation is: (let ((.cse2 (= ~systemActive~0 0)) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse3 (< |old(~waterLevel~0)| 2)) (.cse0 (and (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse8)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< |old(~waterLevel~0)| 1)) (.cse6 (and (not .cse2) (= ~waterLevel~0 |old(~waterLevel~0)|) .cse8)) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3)) (or (or .cse2 .cse3 .cse4) .cse0) (or .cse1 .cse5 .cse6 .cse7) (or .cse5 .cse7 .cse6 .cse4)))) [2018-11-28 18:44:13,478 INFO L444 ceAbstractionStarter]: At program point L743(lines 743 749) the Hoare annotation is: (let ((.cse9 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (.cse6 (= ~waterLevel~0 |old(~waterLevel~0)|))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and .cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse5 (= ~systemActive~0 0)) (.cse4 (< |old(~waterLevel~0)| 2)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse8 (and (= 0 ~pumpRunning~0) .cse9))) (and (or .cse0 .cse1 .cse2 .cse3) (or (or .cse0 .cse1 .cse4) .cse2) (or (and (not .cse5) .cse6) .cse2 (or .cse1 .cse4 .cse7)) (or .cse8 (or .cse0 .cse5 .cse4)) (or .cse1 .cse2 .cse3 .cse7) (or (or .cse5 .cse4 .cse7) (and (not (= ~waterLevel~0 1)) .cse9) .cse8)))) [2018-11-28 18:44:13,478 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 732 755) no Hoare annotation was computed. [2018-11-28 18:44:13,478 INFO L444 ceAbstractionStarter]: At program point L738(line 738) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (< |old(~waterLevel~0)| 1)) (.cse1 (= ~systemActive~0 0)) (.cse2 (< |old(~waterLevel~0)| 2)) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse3 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or .cse0 .cse4 .cse5) (or .cse4 .cse5 .cse6) (or (or .cse1 .cse2 .cse6) .cse3))) [2018-11-28 18:44:13,478 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2018-11-28 18:44:13,478 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-11-28 18:44:13,478 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2018-11-28 18:44:13,479 INFO L448 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-11-28 18:44:13,479 INFO L451 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2018-11-28 18:44:13,479 INFO L448 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-11-28 18:44:13,479 INFO L451 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2018-11-28 18:44:13,479 INFO L451 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2018-11-28 18:44:13,479 INFO L448 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2018-11-28 18:44:13,479 INFO L451 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2018-11-28 18:44:13,479 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 152 163) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (< |old(~waterLevel~0)| 2)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse2 .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:44:13,479 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 152 163) no Hoare annotation was computed. [2018-11-28 18:44:13,479 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 152 163) no Hoare annotation was computed. [2018-11-28 18:44:13,479 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2018-11-28 18:44:13,480 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2018-11-28 18:44:13,480 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:44:13,480 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-28 18:44:13,480 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 18:44:13,480 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:44:13,480 INFO L448 ceAbstractionStarter]: For program point L770-1(line 770) no Hoare annotation was computed. [2018-11-28 18:44:13,480 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 764 788) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse1 .cse2 (< ~waterLevel~0 1) .cse3 (not (= ~methaneLevelCritical~0 0))) (or (or .cse0 .cse1 .cse2 (< ~waterLevel~0 2)) .cse3))) [2018-11-28 18:44:13,480 INFO L448 ceAbstractionStarter]: For program point L768(lines 768 785) no Hoare annotation was computed. [2018-11-28 18:44:13,480 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 764 788) no Hoare annotation was computed. [2018-11-28 18:44:13,481 INFO L444 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (< ~waterLevel~0 1)))) [2018-11-28 18:44:13,481 INFO L448 ceAbstractionStarter]: For program point L783-1(lines 764 788) no Hoare annotation was computed. [2018-11-28 18:44:13,481 INFO L444 ceAbstractionStarter]: At program point L778(line 778) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse2 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~6) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 (< ~waterLevel~0 1)) (or (or .cse0 .cse1 (< ~waterLevel~0 2) .cse3) .cse2) (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse3 .cse2))) [2018-11-28 18:44:13,481 INFO L444 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= ~waterLevel~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~systemActive~0 0)) (.cse4 (< ~waterLevel~0 2)) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4)) (or .cse2 .cse3 .cse5 .cse6) (or .cse1 .cse2 .cse3 .cse5) (or .cse0 (or .cse2 .cse3 .cse4 .cse6)))) [2018-11-28 18:44:13,481 INFO L448 ceAbstractionStarter]: For program point L772(lines 772 780) no Hoare annotation was computed. [2018-11-28 18:44:13,481 INFO L444 ceAbstractionStarter]: At program point L770(line 770) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse1 .cse2 (< ~waterLevel~0 1) .cse3 (not (= ~methaneLevelCritical~0 0))) (or (or .cse0 .cse1 .cse2 (< ~waterLevel~0 2)) .cse3))) [2018-11-28 18:44:13,481 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 958 965) no Hoare annotation was computed. [2018-11-28 18:44:13,482 INFO L451 ceAbstractionStarter]: At program point startSystemENTRY(lines 958 965) the Hoare annotation is: true [2018-11-28 18:44:13,482 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 958 965) no Hoare annotation was computed. [2018-11-28 18:44:13,482 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 164 175) no Hoare annotation was computed. [2018-11-28 18:44:13,482 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 164 175) no Hoare annotation was computed. [2018-11-28 18:44:13,482 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 164 175) the Hoare annotation is: (let ((.cse2 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (< |old(~waterLevel~0)| 2)) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse0 (not (= |old(~waterLevel~0)| 1)) .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 1)) (< |old(~waterLevel~0)| 1) .cse2) (or .cse0 .cse1 (= ~systemActive~0 0) .cse3))) [2018-11-28 18:44:13,482 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 647 654) no Hoare annotation was computed. [2018-11-28 18:44:13,482 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 647 654) the Hoare annotation is: true [2018-11-28 18:44:13,482 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 651) no Hoare annotation was computed. [2018-11-28 18:44:13,482 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 647 654) no Hoare annotation was computed. [2018-11-28 18:44:13,483 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 255 279) the Hoare annotation is: true [2018-11-28 18:44:13,489 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 255 279) no Hoare annotation was computed. [2018-11-28 18:44:13,489 INFO L444 ceAbstractionStarter]: At program point L269(line 269) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 2)) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 (< ~waterLevel~0 1)) (or .cse2 .cse0 .cse1) (or .cse2 (not (= ~waterLevel~0 1)) .cse1))) [2018-11-28 18:44:13,489 INFO L448 ceAbstractionStarter]: For program point L267(lines 267 273) no Hoare annotation was computed. [2018-11-28 18:44:13,489 INFO L444 ceAbstractionStarter]: At program point L265(line 265) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 2)) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0 .cse1) (or .cse2 .cse0 .cse1) (or .cse2 (not (= ~waterLevel~0 1)) .cse1))) [2018-11-28 18:44:13,489 INFO L448 ceAbstractionStarter]: For program point L265-1(line 265) no Hoare annotation was computed. [2018-11-28 18:44:13,489 INFO L448 ceAbstractionStarter]: For program point L263(lines 263 276) no Hoare annotation was computed. [2018-11-28 18:44:13,489 INFO L448 ceAbstractionStarter]: For program point L263-1(lines 255 279) no Hoare annotation was computed. [2018-11-28 18:44:13,489 INFO L451 ceAbstractionStarter]: At program point L261(line 261) the Hoare annotation is: true [2018-11-28 18:44:13,489 INFO L448 ceAbstractionStarter]: For program point L261-1(line 261) no Hoare annotation was computed. [2018-11-28 18:44:13,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 06:44:13 BoogieIcfgContainer [2018-11-28 18:44:13,512 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 18:44:13,513 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 18:44:13,513 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 18:44:13,513 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 18:44:13,514 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:43:40" (3/4) ... [2018-11-28 18:44:13,518 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 18:44:13,526 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 18:44:13,527 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 18:44:13,527 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 18:44:13,527 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-28 18:44:13,527 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 18:44:13,527 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-28 18:44:13,527 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 18:44:13,527 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 18:44:13,527 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 18:44:13,527 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 18:44:13,527 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 18:44:13,527 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 18:44:13,528 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 18:44:13,528 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 18:44:13,528 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-28 18:44:13,528 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-28 18:44:13,528 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 18:44:13,528 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 18:44:13,528 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 18:44:13,528 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 18:44:13,528 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 18:44:13,528 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 18:44:13,528 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 18:44:13,529 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 18:44:13,529 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 18:44:13,529 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 18:44:13,529 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-28 18:44:13,529 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 18:44:13,529 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 18:44:13,530 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-28 18:44:13,542 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-28 18:44:13,543 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-28 18:44:13,544 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-28 18:44:13,544 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 18:44:13,546 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 18:44:13,546 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 18:44:13,582 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(\old(systemActive) == 1) || !(0 == \old(pumpRunning))) || (((0 == pumpRunning && 1 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 2 <= waterLevel) && !(systemActive == 0)) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 0 == pumpRunning) && 1 <= waterLevel) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 18:44:13,583 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 18:44:13,652 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 18:44:13,652 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 18:44:13,653 INFO L168 Benchmark]: Toolchain (without parser) took 35769.28 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 375.9 MB). Free memory was 950.0 MB in the beginning and 841.5 MB in the end (delta: 108.5 MB). Peak memory consumption was 484.4 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:13,654 INFO L168 Benchmark]: CDTParser took 0.15 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 18:44:13,654 INFO L168 Benchmark]: CACSL2BoogieTranslator took 831.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -183.2 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:13,655 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.29 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:13,657 INFO L168 Benchmark]: Boogie Preprocessor took 62.06 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:44:13,657 INFO L168 Benchmark]: RCFGBuilder took 1276.64 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: 52.3 MB). Peak memory consumption was 52.3 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:13,657 INFO L168 Benchmark]: TraceAbstraction took 33384.57 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 235.4 MB). Free memory was 1.1 GB in the beginning and 852.5 MB in the end (delta: 216.4 MB). Peak memory consumption was 500.7 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:13,658 INFO L168 Benchmark]: Witness Printer took 139.47 ms. Allocated memory is still 1.4 GB. Free memory was 852.5 MB in the beginning and 841.5 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:13,662 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 831.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -183.2 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 70.29 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 62.06 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1276.64 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: 52.3 MB). Peak memory consumption was 52.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 33384.57 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 235.4 MB). Free memory was 1.1 GB in the beginning and 852.5 MB in the end (delta: 216.4 MB). Peak memory consumption was 500.7 MB. Max. memory is 11.5 GB. * Witness Printer took 139.47 ms. Allocated memory is still 1.4 GB. Free memory was 852.5 MB in the beginning and 841.5 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 651]: 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: 667]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: (((((!(\old(systemActive) == 1) || !(0 == \old(pumpRunning))) || (((0 == pumpRunning && 1 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 2 <= waterLevel) && !(systemActive == 0)) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 0 == pumpRunning) && 1 <= waterLevel) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 31 procedures, 163 locations, 1 error locations. SAFE Result, 33.2s OverallTime, 11 OverallIterations, 3 TraceHistogramMax, 13.5s AutomataDifference, 0.0s DeadEndRemovalTime, 12.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 2207 SDtfs, 2160 SDslu, 7290 SDs, 0 SdLazy, 3515 SolverSat, 906 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 401 GetRequests, 296 SyntacticMatches, 2 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 307 ImplicationChecksByTransitivity, 5.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3431occurred in iteration=10, 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: 0.9s AutomataMinimizationTime, 11 MinimizatonAttempts, 927 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 4533 PreInvPairs, 4738 NumberOfFragments, 2258 HoareAnnotationTreeSize, 4533 FomulaSimplifications, 12455 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 68 FomulaSimplificationsInter, 19461 FormulaSimplificationTreeSizeReductionInter, 11.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.8s InterpolantComputationTime, 1237 NumberOfCodeBlocks, 1237 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1224 ConstructedInterpolants, 0 QuantifiedInterpolants, 224986 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1642 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 114/120 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...