./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product48_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3d2648db-cf24-4512-a4ee-f6ed9c2cfe58/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3d2648db-cf24-4512-a4ee-f6ed9c2cfe58/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3d2648db-cf24-4512-a4ee-f6ed9c2cfe58/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3d2648db-cf24-4512-a4ee-f6ed9c2cfe58/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product48_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3d2648db-cf24-4512-a4ee-f6ed9c2cfe58/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3d2648db-cf24-4512-a4ee-f6ed9c2cfe58/bin-2019/uautomizer --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 a22d1d84f43657cc690c98e940f1a10486e8ef5e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 11:26:42,708 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 11:26:42,709 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 11:26:42,719 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 11:26:42,720 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 11:26:42,720 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 11:26:42,721 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 11:26:42,723 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 11:26:42,724 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 11:26:42,725 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 11:26:42,726 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 11:26:42,726 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 11:26:42,727 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 11:26:42,728 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 11:26:42,729 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 11:26:42,729 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 11:26:42,730 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 11:26:42,732 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 11:26:42,733 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 11:26:42,735 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 11:26:42,736 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 11:26:42,737 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 11:26:42,739 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 11:26:42,739 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 11:26:42,739 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 11:26:42,740 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 11:26:42,741 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 11:26:42,742 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 11:26:42,742 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 11:26:42,743 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 11:26:42,743 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 11:26:42,744 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 11:26:42,744 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 11:26:42,744 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 11:26:42,745 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 11:26:42,746 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 11:26:42,747 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3d2648db-cf24-4512-a4ee-f6ed9c2cfe58/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 11:26:42,760 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 11:26:42,760 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 11:26:42,761 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 11:26:42,761 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 11:26:42,762 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 11:26:42,762 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 11:26:42,762 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 11:26:42,763 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 11:26:42,763 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 11:26:42,763 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 11:26:42,763 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 11:26:42,764 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 11:26:42,764 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 11:26:42,764 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 11:26:42,764 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 11:26:42,764 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 11:26:42,764 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 11:26:42,765 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 11:26:42,765 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 11:26:42,765 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 11:26:42,765 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 11:26:42,765 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 11:26:42,766 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 11:26:42,766 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:26:42,766 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 11:26:42,766 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 11:26:42,766 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 11:26:42,767 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 11:26:42,767 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 11:26:42,767 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 11:26:42,767 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_3d2648db-cf24-4512-a4ee-f6ed9c2cfe58/bin-2019/uautomizer 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 -> a22d1d84f43657cc690c98e940f1a10486e8ef5e [2018-11-28 11:26:42,797 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 11:26:42,808 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 11:26:42,810 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 11:26:42,811 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 11:26:42,811 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 11:26:42,812 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3d2648db-cf24-4512-a4ee-f6ed9c2cfe58/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product48_true-unreach-call_false-termination.cil.c [2018-11-28 11:26:42,858 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3d2648db-cf24-4512-a4ee-f6ed9c2cfe58/bin-2019/uautomizer/data/cad836b3f/13dbffedbfbd4400b3d8178fb16f061b/FLAGd26716beb [2018-11-28 11:26:43,236 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 11:26:43,237 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3d2648db-cf24-4512-a4ee-f6ed9c2cfe58/sv-benchmarks/c/product-lines/minepump_spec2_product48_true-unreach-call_false-termination.cil.c [2018-11-28 11:26:43,248 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3d2648db-cf24-4512-a4ee-f6ed9c2cfe58/bin-2019/uautomizer/data/cad836b3f/13dbffedbfbd4400b3d8178fb16f061b/FLAGd26716beb [2018-11-28 11:26:43,632 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3d2648db-cf24-4512-a4ee-f6ed9c2cfe58/bin-2019/uautomizer/data/cad836b3f/13dbffedbfbd4400b3d8178fb16f061b [2018-11-28 11:26:43,635 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 11:26:43,637 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 11:26:43,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 11:26:43,638 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 11:26:43,641 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 11:26:43,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:26:43" (1/1) ... [2018-11-28 11:26:43,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64f17983 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:26:43, skipping insertion in model container [2018-11-28 11:26:43,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:26:43" (1/1) ... [2018-11-28 11:26:43,650 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 11:26:43,682 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 11:26:43,890 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:26:43,944 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 11:26:44,013 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:26:44,033 INFO L195 MainTranslator]: Completed translation [2018-11-28 11:26:44,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:26:44 WrapperNode [2018-11-28 11:26:44,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 11:26:44,034 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 11:26:44,034 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 11:26:44,034 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 11:26:44,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:26:44" (1/1) ... [2018-11-28 11:26:44,054 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:26:44" (1/1) ... [2018-11-28 11:26:44,063 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 11:26:44,063 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 11:26:44,063 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 11:26:44,063 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 11:26:44,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:26:44" (1/1) ... [2018-11-28 11:26:44,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:26:44" (1/1) ... [2018-11-28 11:26:44,073 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:26:44" (1/1) ... [2018-11-28 11:26:44,074 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:26:44" (1/1) ... [2018-11-28 11:26:44,081 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:26:44" (1/1) ... [2018-11-28 11:26:44,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:26:44" (1/1) ... [2018-11-28 11:26:44,087 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:26:44" (1/1) ... [2018-11-28 11:26:44,090 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 11:26:44,090 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 11:26:44,091 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 11:26:44,091 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 11:26:44,091 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:26:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3d2648db-cf24-4512-a4ee-f6ed9c2cfe58/bin-2019/uautomizer/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 11:26:44,136 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 11:26:44,136 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 11:26:44,136 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 11:26:44,136 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 11:26:44,137 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-28 11:26:44,137 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-28 11:26:44,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 11:26:44,137 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 11:26:44,137 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 11:26:44,137 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 11:26:44,137 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 11:26:44,137 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 11:26:44,137 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 11:26:44,137 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 11:26:44,137 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 11:26:44,138 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 11:26:44,138 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 11:26:44,138 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-28 11:26:44,138 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-28 11:26:44,138 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-28 11:26:44,138 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-28 11:26:44,138 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 11:26:44,138 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 11:26:44,139 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 11:26:44,139 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 11:26:44,139 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 11:26:44,139 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 11:26:44,139 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 11:26:44,139 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 11:26:44,140 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 11:26:44,140 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 11:26:44,140 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 11:26:44,140 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 11:26:44,140 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-28 11:26:44,140 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-28 11:26:44,140 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 11:26:44,140 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 11:26:44,140 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 11:26:44,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 11:26:44,141 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 11:26:44,141 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 11:26:44,141 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 11:26:44,141 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 11:26:44,141 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 11:26:44,141 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 11:26:44,141 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 11:26:44,142 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 11:26:44,142 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 11:26:44,142 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 11:26:44,142 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 11:26:44,142 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 11:26:44,142 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-28 11:26:44,142 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-28 11:26:44,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 11:26:44,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 11:26:44,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 11:26:44,143 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 11:26:44,143 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 11:26:44,143 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 11:26:44,143 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 11:26:44,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 11:26:44,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 11:26:44,577 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 11:26:44,577 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 11:26:44,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:26:44 BoogieIcfgContainer [2018-11-28 11:26:44,578 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 11:26:44,579 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 11:26:44,579 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 11:26:44,582 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 11:26:44,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:26:43" (1/3) ... [2018-11-28 11:26:44,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77ad935d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:26:44, skipping insertion in model container [2018-11-28 11:26:44,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:26:44" (2/3) ... [2018-11-28 11:26:44,584 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77ad935d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:26:44, skipping insertion in model container [2018-11-28 11:26:44,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:26:44" (3/3) ... [2018-11-28 11:26:44,585 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product48_true-unreach-call_false-termination.cil.c [2018-11-28 11:26:44,593 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 11:26:44,599 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 11:26:44,615 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 11:26:44,641 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 11:26:44,642 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 11:26:44,642 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 11:26:44,642 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 11:26:44,642 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 11:26:44,643 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 11:26:44,643 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 11:26:44,643 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 11:26:44,643 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 11:26:44,664 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states. [2018-11-28 11:26:44,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-28 11:26:44,673 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:26:44,674 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] [2018-11-28 11:26:44,676 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:26:44,681 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:26:44,682 INFO L82 PathProgramCache]: Analyzing trace with hash -2014577701, now seen corresponding path program 1 times [2018-11-28 11:26:44,683 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:26:44,684 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:26:44,725 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:26:44,726 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:26:44,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:26:44,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:26:44,892 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 11:26:44,894 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:26:44,894 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 11:26:44,898 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 11:26:44,907 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 11:26:44,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 11:26:44,909 INFO L87 Difference]: Start difference. First operand 158 states. Second operand 2 states. [2018-11-28 11:26:44,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:26:44,946 INFO L93 Difference]: Finished difference Result 286 states and 357 transitions. [2018-11-28 11:26:44,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 11:26:44,948 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-28 11:26:44,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:26:44,959 INFO L225 Difference]: With dead ends: 286 [2018-11-28 11:26:44,959 INFO L226 Difference]: Without dead ends: 145 [2018-11-28 11:26:44,963 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 11:26:44,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-11-28 11:26:45,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2018-11-28 11:26:45,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-11-28 11:26:45,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 172 transitions. [2018-11-28 11:26:45,012 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 172 transitions. Word has length 51 [2018-11-28 11:26:45,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:26:45,013 INFO L480 AbstractCegarLoop]: Abstraction has 145 states and 172 transitions. [2018-11-28 11:26:45,013 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 11:26:45,013 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 172 transitions. [2018-11-28 11:26:45,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-28 11:26:45,017 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:26:45,017 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 11:26:45,017 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:26:45,018 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:26:45,018 INFO L82 PathProgramCache]: Analyzing trace with hash 1805316760, now seen corresponding path program 1 times [2018-11-28 11:26:45,018 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:26:45,018 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:26:45,019 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:26:45,020 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:26:45,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:26:45,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:26:45,110 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 11:26:45,110 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:26:45,110 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:26:45,112 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:26:45,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:26:45,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:26:45,112 INFO L87 Difference]: Start difference. First operand 145 states and 172 transitions. Second operand 3 states. [2018-11-28 11:26:45,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:26:45,149 INFO L93 Difference]: Finished difference Result 225 states and 267 transitions. [2018-11-28 11:26:45,150 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:26:45,150 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-28 11:26:45,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:26:45,152 INFO L225 Difference]: With dead ends: 225 [2018-11-28 11:26:45,153 INFO L226 Difference]: Without dead ends: 136 [2018-11-28 11:26:45,154 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 11:26:45,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2018-11-28 11:26:45,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2018-11-28 11:26:45,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2018-11-28 11:26:45,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 160 transitions. [2018-11-28 11:26:45,168 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 160 transitions. Word has length 52 [2018-11-28 11:26:45,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:26:45,169 INFO L480 AbstractCegarLoop]: Abstraction has 136 states and 160 transitions. [2018-11-28 11:26:45,169 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:26:45,169 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 160 transitions. [2018-11-28 11:26:45,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-28 11:26:45,171 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:26:45,171 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 11:26:45,171 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:26:45,171 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:26:45,171 INFO L82 PathProgramCache]: Analyzing trace with hash 1269846208, now seen corresponding path program 1 times [2018-11-28 11:26:45,172 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:26:45,172 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:26:45,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:26:45,173 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:26:45,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:26:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:26:45,308 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 11:26:45,308 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:26:45,309 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 11:26:45,309 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 11:26:45,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 11:26:45,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 11:26:45,310 INFO L87 Difference]: Start difference. First operand 136 states and 160 transitions. Second operand 7 states. [2018-11-28 11:26:45,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:26:45,709 INFO L93 Difference]: Finished difference Result 403 states and 494 transitions. [2018-11-28 11:26:45,709 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 11:26:45,709 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-11-28 11:26:45,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:26:45,712 INFO L225 Difference]: With dead ends: 403 [2018-11-28 11:26:45,712 INFO L226 Difference]: Without dead ends: 295 [2018-11-28 11:26:45,713 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 11:26:45,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2018-11-28 11:26:45,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 283. [2018-11-28 11:26:45,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 283 states. [2018-11-28 11:26:45,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 346 transitions. [2018-11-28 11:26:45,749 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 346 transitions. Word has length 57 [2018-11-28 11:26:45,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:26:45,750 INFO L480 AbstractCegarLoop]: Abstraction has 283 states and 346 transitions. [2018-11-28 11:26:45,750 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 11:26:45,750 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 346 transitions. [2018-11-28 11:26:45,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-28 11:26:45,753 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:26:45,753 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, 1] [2018-11-28 11:26:45,753 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:26:45,753 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:26:45,754 INFO L82 PathProgramCache]: Analyzing trace with hash 1395939551, now seen corresponding path program 1 times [2018-11-28 11:26:45,754 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:26:45,754 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:26:45,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:26:45,756 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:26:45,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:26:45,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:26:45,846 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 11:26:45,846 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:26:45,846 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 11:26:45,847 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 11:26:45,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 11:26:45,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 11:26:45,847 INFO L87 Difference]: Start difference. First operand 283 states and 346 transitions. Second operand 6 states. [2018-11-28 11:26:46,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:26:46,001 INFO L93 Difference]: Finished difference Result 775 states and 972 transitions. [2018-11-28 11:26:46,002 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 11:26:46,002 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2018-11-28 11:26:46,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:26:46,005 INFO L225 Difference]: With dead ends: 775 [2018-11-28 11:26:46,005 INFO L226 Difference]: Without dead ends: 520 [2018-11-28 11:26:46,006 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 11:26:46,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2018-11-28 11:26:46,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 514. [2018-11-28 11:26:46,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 514 states. [2018-11-28 11:26:46,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 632 transitions. [2018-11-28 11:26:46,047 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 632 transitions. Word has length 62 [2018-11-28 11:26:46,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:26:46,048 INFO L480 AbstractCegarLoop]: Abstraction has 514 states and 632 transitions. [2018-11-28 11:26:46,048 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 11:26:46,048 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 632 transitions. [2018-11-28 11:26:46,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-28 11:26:46,051 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:26:46,051 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, 1, 1, 1, 1, 1] [2018-11-28 11:26:46,051 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:26:46,052 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:26:46,052 INFO L82 PathProgramCache]: Analyzing trace with hash -428736037, now seen corresponding path program 1 times [2018-11-28 11:26:46,052 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:26:46,052 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:26:46,053 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:26:46,053 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:26:46,053 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:26:46,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:26:46,143 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 11:26:46,143 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:26:46,143 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 11:26:46,144 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 11:26:46,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 11:26:46,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 11:26:46,144 INFO L87 Difference]: Start difference. First operand 514 states and 632 transitions. Second operand 7 states. [2018-11-28 11:26:46,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:26:46,708 INFO L93 Difference]: Finished difference Result 1355 states and 1778 transitions. [2018-11-28 11:26:46,709 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 11:26:46,709 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-11-28 11:26:46,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:26:46,715 INFO L225 Difference]: With dead ends: 1355 [2018-11-28 11:26:46,715 INFO L226 Difference]: Without dead ends: 869 [2018-11-28 11:26:46,717 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-28 11:26:46,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 869 states. [2018-11-28 11:26:46,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 869 to 771. [2018-11-28 11:26:46,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 771 states. [2018-11-28 11:26:46,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 771 states and 935 transitions. [2018-11-28 11:26:46,763 INFO L78 Accepts]: Start accepts. Automaton has 771 states and 935 transitions. Word has length 66 [2018-11-28 11:26:46,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:26:46,764 INFO L480 AbstractCegarLoop]: Abstraction has 771 states and 935 transitions. [2018-11-28 11:26:46,764 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 11:26:46,764 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 935 transitions. [2018-11-28 11:26:46,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-28 11:26:46,767 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:26:46,767 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, 1] [2018-11-28 11:26:46,767 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:26:46,768 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:26:46,768 INFO L82 PathProgramCache]: Analyzing trace with hash 170619660, now seen corresponding path program 1 times [2018-11-28 11:26:46,768 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:26:46,768 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:26:46,769 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:26:46,769 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:26:46,769 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:26:46,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:26:46,845 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 11:26:46,845 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:26:46,845 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 11:26:46,846 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 11:26:46,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 11:26:46,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 11:26:46,846 INFO L87 Difference]: Start difference. First operand 771 states and 935 transitions. Second operand 6 states. [2018-11-28 11:26:46,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:26:46,892 INFO L93 Difference]: Finished difference Result 1542 states and 1930 transitions. [2018-11-28 11:26:46,893 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 11:26:46,893 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 104 [2018-11-28 11:26:46,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:26:46,896 INFO L225 Difference]: With dead ends: 1542 [2018-11-28 11:26:46,896 INFO L226 Difference]: Without dead ends: 799 [2018-11-28 11:26:46,898 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 11:26:46,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 799 states. [2018-11-28 11:26:46,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 799 to 791. [2018-11-28 11:26:46,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 791 states. [2018-11-28 11:26:46,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 955 transitions. [2018-11-28 11:26:46,928 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 955 transitions. Word has length 104 [2018-11-28 11:26:46,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:26:46,929 INFO L480 AbstractCegarLoop]: Abstraction has 791 states and 955 transitions. [2018-11-28 11:26:46,929 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 11:26:46,929 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 955 transitions. [2018-11-28 11:26:46,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-28 11:26:46,931 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:26:46,931 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, 1] [2018-11-28 11:26:46,931 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:26:46,932 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:26:46,932 INFO L82 PathProgramCache]: Analyzing trace with hash 2098892362, now seen corresponding path program 1 times [2018-11-28 11:26:46,932 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:26:46,932 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:26:46,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:26:46,933 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:26:46,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:26:46,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:26:47,011 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 11:26:47,011 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:26:47,011 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 11:26:47,011 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 11:26:47,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 11:26:47,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 11:26:47,012 INFO L87 Difference]: Start difference. First operand 791 states and 955 transitions. Second operand 8 states. [2018-11-28 11:26:47,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:26:47,052 INFO L93 Difference]: Finished difference Result 1582 states and 1970 transitions. [2018-11-28 11:26:47,052 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 11:26:47,052 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 104 [2018-11-28 11:26:47,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:26:47,056 INFO L225 Difference]: With dead ends: 1582 [2018-11-28 11:26:47,056 INFO L226 Difference]: Without dead ends: 819 [2018-11-28 11:26:47,057 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 11:26:47,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 819 states. [2018-11-28 11:26:47,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 819 to 807. [2018-11-28 11:26:47,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 807 states. [2018-11-28 11:26:47,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 807 states and 971 transitions. [2018-11-28 11:26:47,087 INFO L78 Accepts]: Start accepts. Automaton has 807 states and 971 transitions. Word has length 104 [2018-11-28 11:26:47,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:26:47,088 INFO L480 AbstractCegarLoop]: Abstraction has 807 states and 971 transitions. [2018-11-28 11:26:47,088 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 11:26:47,088 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 971 transitions. [2018-11-28 11:26:47,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-28 11:26:47,090 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:26:47,090 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, 1] [2018-11-28 11:26:47,091 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:26:47,091 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:26:47,091 INFO L82 PathProgramCache]: Analyzing trace with hash 1858352233, now seen corresponding path program 1 times [2018-11-28 11:26:47,091 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:26:47,091 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:26:47,092 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:26:47,092 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:26:47,092 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:26:47,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:26:47,166 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 11:26:47,167 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:26:47,167 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 11:26:47,167 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 11:26:47,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 11:26:47,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 11:26:47,168 INFO L87 Difference]: Start difference. First operand 807 states and 971 transitions. Second operand 4 states. [2018-11-28 11:26:47,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:26:47,353 INFO L93 Difference]: Finished difference Result 2553 states and 3222 transitions. [2018-11-28 11:26:47,354 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 11:26:47,354 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 104 [2018-11-28 11:26:47,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:26:47,360 INFO L225 Difference]: With dead ends: 2553 [2018-11-28 11:26:47,360 INFO L226 Difference]: Without dead ends: 1774 [2018-11-28 11:26:47,362 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 11:26:47,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1774 states. [2018-11-28 11:26:47,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1774 to 1743. [2018-11-28 11:26:47,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1743 states. [2018-11-28 11:26:47,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 1743 states and 2151 transitions. [2018-11-28 11:26:47,430 INFO L78 Accepts]: Start accepts. Automaton has 1743 states and 2151 transitions. Word has length 104 [2018-11-28 11:26:47,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:26:47,430 INFO L480 AbstractCegarLoop]: Abstraction has 1743 states and 2151 transitions. [2018-11-28 11:26:47,430 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 11:26:47,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 2151 transitions. [2018-11-28 11:26:47,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-28 11:26:47,433 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:26:47,433 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, 1, 1, 1, 1, 1] [2018-11-28 11:26:47,433 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:26:47,433 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:26:47,433 INFO L82 PathProgramCache]: Analyzing trace with hash 1251545123, now seen corresponding path program 1 times [2018-11-28 11:26:47,433 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:26:47,434 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:26:47,434 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:26:47,434 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:26:47,434 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:26:47,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:26:47,557 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 11:26:47,558 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:26:47,558 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3d2648db-cf24-4512-a4ee-f6ed9c2cfe58/bin-2019/uautomizer/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 11:26:47,567 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:26:47,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:26:47,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:26:47,845 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 11:26:47,864 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 11:26:47,864 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-28 11:26:47,864 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 11:26:47,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 11:26:47,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-28 11:26:47,865 INFO L87 Difference]: Start difference. First operand 1743 states and 2151 transitions. Second operand 19 states. [2018-11-28 11:26:48,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:26:48,574 INFO L93 Difference]: Finished difference Result 3428 states and 4278 transitions. [2018-11-28 11:26:48,575 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 11:26:48,575 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 108 [2018-11-28 11:26:48,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:26:48,581 INFO L225 Difference]: With dead ends: 3428 [2018-11-28 11:26:48,581 INFO L226 Difference]: Without dead ends: 1713 [2018-11-28 11:26:48,584 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 103 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-28 11:26:48,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1713 states. [2018-11-28 11:26:48,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1713 to 1713. [2018-11-28 11:26:48,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1713 states. [2018-11-28 11:26:48,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1713 states and 2069 transitions. [2018-11-28 11:26:48,655 INFO L78 Accepts]: Start accepts. Automaton has 1713 states and 2069 transitions. Word has length 108 [2018-11-28 11:26:48,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:26:48,655 INFO L480 AbstractCegarLoop]: Abstraction has 1713 states and 2069 transitions. [2018-11-28 11:26:48,655 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 11:26:48,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 2069 transitions. [2018-11-28 11:26:48,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-28 11:26:48,660 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:26:48,660 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 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] [2018-11-28 11:26:48,660 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:26:48,660 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:26:48,661 INFO L82 PathProgramCache]: Analyzing trace with hash 156364196, now seen corresponding path program 1 times [2018-11-28 11:26:48,661 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:26:48,661 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:26:48,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:26:48,662 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:26:48,662 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:26:48,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:26:48,790 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-28 11:26:48,791 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:26:48,791 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3d2648db-cf24-4512-a4ee-f6ed9c2cfe58/bin-2019/uautomizer/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 11:26:48,800 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:26:48,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:26:48,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:26:48,996 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-28 11:26:49,013 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 11:26:49,013 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-28 11:26:49,014 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 11:26:49,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 11:26:49,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-28 11:26:49,014 INFO L87 Difference]: Start difference. First operand 1713 states and 2069 transitions. Second operand 19 states. [2018-11-28 11:26:49,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:26:49,731 INFO L93 Difference]: Finished difference Result 2903 states and 3569 transitions. [2018-11-28 11:26:49,731 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 11:26:49,731 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 160 [2018-11-28 11:26:49,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:26:49,732 INFO L225 Difference]: With dead ends: 2903 [2018-11-28 11:26:49,733 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 11:26:49,737 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 157 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-28 11:26:49,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 11:26:49,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 11:26:49,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 11:26:49,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 11:26:49,739 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 160 [2018-11-28 11:26:49,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:26:49,739 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 11:26:49,739 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 11:26:49,739 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 11:26:49,739 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 11:26:49,744 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 11:26:49,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:26:49,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:26:49,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:26:49,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:26:49,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:26:49,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:26:49,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:26:50,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:26:50,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:26:50,007 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:26:50,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:26:50,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:26:50,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:26:50,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:26:50,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:26:50,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:26:50,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:26:50,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:26:50,953 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 33 [2018-11-28 11:26:51,490 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 33 [2018-11-28 11:26:52,380 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 32 [2018-11-28 11:26:52,394 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 162 168) the Hoare annotation is: true [2018-11-28 11:26:52,394 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 162 168) no Hoare annotation was computed. [2018-11-28 11:26:52,394 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 169 177) no Hoare annotation was computed. [2018-11-28 11:26:52,394 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 169 177) the Hoare annotation is: true [2018-11-28 11:26:52,395 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 169 177) no Hoare annotation was computed. [2018-11-28 11:26:52,395 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 963 985) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 11:26:52,395 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 963 985) no Hoare annotation was computed. [2018-11-28 11:26:52,395 INFO L444 ceAbstractionStarter]: At program point L975(line 975) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~9 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 11:26:52,395 INFO L444 ceAbstractionStarter]: At program point L975-1(line 975) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~9 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 11:26:52,395 INFO L448 ceAbstractionStarter]: For program point L973(lines 973 980) no Hoare annotation was computed. [2018-11-28 11:26:52,395 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 963 985) no Hoare annotation was computed. [2018-11-28 11:26:52,395 INFO L448 ceAbstractionStarter]: For program point L973-1(lines 973 980) no Hoare annotation was computed. [2018-11-28 11:26:52,395 INFO L448 ceAbstractionStarter]: For program point L971(line 971) no Hoare annotation was computed. [2018-11-28 11:26:52,396 INFO L444 ceAbstractionStarter]: At program point L970(line 970) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 11:26:52,396 INFO L444 ceAbstractionStarter]: At program point L969(line 969) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 11:26:52,396 INFO L444 ceAbstractionStarter]: At program point L969-1(line 969) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 11:26:52,396 INFO L444 ceAbstractionStarter]: At program point L311(line 311) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 11:26:52,396 INFO L448 ceAbstractionStarter]: For program point L311-1(lines 292 316) no Hoare annotation was computed. [2018-11-28 11:26:52,396 INFO L444 ceAbstractionStarter]: At program point L306(line 306) the Hoare annotation is: (let ((.cse2 (= ~systemActive~0 0)) (.cse0 (= 0 processEnvironment__wrappee__methaneQuery_~tmp~1)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (and .cse0 (= 0 ~pumpRunning~0) .cse1) .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2 (and .cse0 .cse1)))) [2018-11-28 11:26:52,396 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 292 316) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 11:26:52,396 INFO L444 ceAbstractionStarter]: At program point L302(line 302) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse0 (not (= ~waterLevel~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or (and .cse0 .cse1) (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2) (or .cse2 (and (= 0 ~pumpRunning~0) .cse1) .cse3) (or .cse2 .cse0 .cse3))) [2018-11-28 11:26:52,397 INFO L448 ceAbstractionStarter]: For program point L300(lines 300 308) no Hoare annotation was computed. [2018-11-28 11:26:52,397 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 292 316) no Hoare annotation was computed. [2018-11-28 11:26:52,397 INFO L444 ceAbstractionStarter]: At program point L298(line 298) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (= 0 ~pumpRunning~0) .cse1) .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 11:26:52,397 INFO L448 ceAbstractionStarter]: For program point L298-1(line 298) no Hoare annotation was computed. [2018-11-28 11:26:52,397 INFO L448 ceAbstractionStarter]: For program point L296(lines 296 313) no Hoare annotation was computed. [2018-11-28 11:26:52,397 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 451 465) no Hoare annotation was computed. [2018-11-28 11:26:52,397 INFO L444 ceAbstractionStarter]: At program point L457(line 457) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= ~systemActive~0 1)) (.cse5 (not (= |old(~systemActive~0)| 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (= |old(~systemActive~0)| 0)) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse4 .cse5 .cse6) (or .cse0 .cse4 .cse5) (or .cse1 .cse6) (or .cse3 .cse2 .cse6))) [2018-11-28 11:26:52,397 INFO L448 ceAbstractionStarter]: For program point L455(lines 455 461) no Hoare annotation was computed. [2018-11-28 11:26:52,397 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 451 465) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse6 (= ~systemActive~0 1)) (.cse7 (not (= |old(~systemActive~0)| 1))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (and (not (= ~systemActive~0 0)) .cse2)) (.cse4 (= |old(~systemActive~0)| 0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse1) (or .cse3 .cse6 .cse7) (or .cse3 .cse0 .cse2) (or .cse5 .cse4 .cse1)))) [2018-11-28 11:26:52,397 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 451 465) no Hoare annotation was computed. [2018-11-28 11:26:52,397 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 387 395) no Hoare annotation was computed. [2018-11-28 11:26:52,397 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 387 395) the Hoare annotation is: true [2018-11-28 11:26:52,397 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 387 395) no Hoare annotation was computed. [2018-11-28 11:26:52,397 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 155 161) no Hoare annotation was computed. [2018-11-28 11:26:52,397 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 155 161) the Hoare annotation is: true [2018-11-28 11:26:52,398 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 952 962) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 11:26:52,398 INFO L444 ceAbstractionStarter]: At program point L957(line 957) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 11:26:52,398 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 952 962) no Hoare annotation was computed. [2018-11-28 11:26:52,398 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 952 962) no Hoare annotation was computed. [2018-11-28 11:26:52,398 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 376 386) the Hoare annotation is: true [2018-11-28 11:26:52,398 INFO L451 ceAbstractionStarter]: At program point L381(line 381) the Hoare annotation is: true [2018-11-28 11:26:52,398 INFO L448 ceAbstractionStarter]: For program point L381-1(line 381) no Hoare annotation was computed. [2018-11-28 11:26:52,398 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 376 386) no Hoare annotation was computed. [2018-11-28 11:26:52,398 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 376 386) no Hoare annotation was computed. [2018-11-28 11:26:52,398 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 368 375) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-28 11:26:52,398 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 368 375) no Hoare annotation was computed. [2018-11-28 11:26:52,398 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 368 375) no Hoare annotation was computed. [2018-11-28 11:26:52,398 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 318 342) no Hoare annotation was computed. [2018-11-28 11:26:52,399 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 318 342) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-28 11:26:52,399 INFO L444 ceAbstractionStarter]: At program point L337(line 337) the Hoare annotation is: (let ((.cse1 (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 11:26:52,399 INFO L448 ceAbstractionStarter]: For program point L337-1(lines 318 342) no Hoare annotation was computed. [2018-11-28 11:26:52,399 INFO L444 ceAbstractionStarter]: At program point L332(line 332) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~systemActive~0 0))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2018-11-28 11:26:52,399 INFO L444 ceAbstractionStarter]: At program point L328(line 328) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse1 (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or .cse1 .cse0 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-11-28 11:26:52,399 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 334) no Hoare annotation was computed. [2018-11-28 11:26:52,399 INFO L444 ceAbstractionStarter]: At program point L324(line 324) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse4 .cse1 .cse3) (or .cse4 .cse0 .cse1))) [2018-11-28 11:26:52,399 INFO L448 ceAbstractionStarter]: For program point L324-1(line 324) no Hoare annotation was computed. [2018-11-28 11:26:52,399 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 339) no Hoare annotation was computed. [2018-11-28 11:26:52,399 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2018-11-28 11:26:52,400 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2018-11-28 11:26:52,400 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2018-11-28 11:26:52,400 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2018-11-28 11:26:52,400 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 284 290) no Hoare annotation was computed. [2018-11-28 11:26:52,400 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 284 290) the Hoare annotation is: true [2018-11-28 11:26:52,400 INFO L444 ceAbstractionStarter]: At program point L225(line 225) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0) (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 11:26:52,400 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 183 250) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 11:26:52,400 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 238) no Hoare annotation was computed. [2018-11-28 11:26:52,400 INFO L444 ceAbstractionStarter]: At program point L215(line 215) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and .cse2 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse0 .cse1))) [2018-11-28 11:26:52,400 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 183 250) no Hoare annotation was computed. [2018-11-28 11:26:52,400 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 219) no Hoare annotation was computed. [2018-11-28 11:26:52,401 INFO L448 ceAbstractionStarter]: For program point L213-1(lines 213 219) no Hoare annotation was computed. [2018-11-28 11:26:52,401 INFO L444 ceAbstractionStarter]: At program point L240(lines 193 242) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and .cse2 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse0 .cse1))) [2018-11-28 11:26:52,401 INFO L444 ceAbstractionStarter]: At program point L205(line 205) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 (= ~methaneLevelCritical~0 1) .cse2) (and .cse0 (not (= ~systemActive~0 0)) .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 11:26:52,401 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 209) no Hoare annotation was computed. [2018-11-28 11:26:52,401 INFO L448 ceAbstractionStarter]: For program point L203-1(lines 203 209) no Hoare annotation was computed. [2018-11-28 11:26:52,401 INFO L448 ceAbstractionStarter]: For program point L195(lines 195 199) no Hoare annotation was computed. [2018-11-28 11:26:52,401 INFO L444 ceAbstractionStarter]: At program point L243(lines 192 244) 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 11:26:52,401 INFO L444 ceAbstractionStarter]: At program point L233(line 233) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse0 (not (= ~systemActive~0 0))) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse1 .cse2) (and .cse4 .cse0 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse4 .cse3 .cse2))) [2018-11-28 11:26:52,401 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 237) no Hoare annotation was computed. [2018-11-28 11:26:52,402 INFO L444 ceAbstractionStarter]: At program point L231-1(lines 223 238) the Hoare annotation is: (let ((.cse4 (= 0 ~pumpRunning~0)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse0 (not (= ~systemActive~0 0))) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse4 .cse2) (and .cse4 .cse1 .cse2) (and .cse3 .cse0 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 11:26:52,402 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 183 250) no Hoare annotation was computed. [2018-11-28 11:26:52,402 INFO L448 ceAbstractionStarter]: For program point L194(lines 193 242) no Hoare annotation was computed. [2018-11-28 11:26:52,402 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 343 350) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~methaneLevelCritical~0 0))) [2018-11-28 11:26:52,402 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 343 350) no Hoare annotation was computed. [2018-11-28 11:26:52,402 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 343 350) no Hoare annotation was computed. [2018-11-28 11:26:52,402 INFO L444 ceAbstractionStarter]: At program point L500(line 500) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0))) [2018-11-28 11:26:52,402 INFO L448 ceAbstractionStarter]: For program point L498(lines 498 504) no Hoare annotation was computed. [2018-11-28 11:26:52,402 INFO L448 ceAbstractionStarter]: For program point L497(lines 497 507) no Hoare annotation was computed. [2018-11-28 11:26:52,402 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 485 513) the Hoare annotation is: true [2018-11-28 11:26:52,402 INFO L444 ceAbstractionStarter]: At program point L495(line 495) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= 0 ~pumpRunning~0)) .cse0))) [2018-11-28 11:26:52,402 INFO L448 ceAbstractionStarter]: For program point L495-1(line 495) no Hoare annotation was computed. [2018-11-28 11:26:52,403 INFO L448 ceAbstractionStarter]: For program point L493(lines 493 510) no Hoare annotation was computed. [2018-11-28 11:26:52,403 INFO L448 ceAbstractionStarter]: For program point L493-1(lines 485 513) no Hoare annotation was computed. [2018-11-28 11:26:52,403 INFO L451 ceAbstractionStarter]: At program point L491(line 491) the Hoare annotation is: true [2018-11-28 11:26:52,403 INFO L448 ceAbstractionStarter]: For program point L491-1(line 491) no Hoare annotation was computed. [2018-11-28 11:26:52,403 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 485 513) no Hoare annotation was computed. [2018-11-28 11:26:52,403 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 477 484) the Hoare annotation is: true [2018-11-28 11:26:52,403 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 477 484) no Hoare annotation was computed. [2018-11-28 11:26:52,403 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 477 484) no Hoare annotation was computed. [2018-11-28 11:26:52,403 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 11:26:52,403 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-28 11:26:52,403 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 11:26:52,403 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 351 367) no Hoare annotation was computed. [2018-11-28 11:26:52,404 INFO L444 ceAbstractionStarter]: At program point L362(line 362) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= activatePump_~tmp~3 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-11-28 11:26:52,404 INFO L448 ceAbstractionStarter]: For program point L362-1(lines 351 367) no Hoare annotation was computed. [2018-11-28 11:26:52,404 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 351 367) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-28 11:26:52,404 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 364) no Hoare annotation was computed. [2018-11-28 11:26:52,404 INFO L444 ceAbstractionStarter]: At program point L356(line 356) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-28 11:26:52,404 INFO L448 ceAbstractionStarter]: For program point L356-1(line 356) no Hoare annotation was computed. [2018-11-28 11:26:52,404 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 432 450) no Hoare annotation was computed. [2018-11-28 11:26:52,404 INFO L448 ceAbstractionStarter]: For program point L441(lines 441 445) no Hoare annotation was computed. [2018-11-28 11:26:52,404 INFO L451 ceAbstractionStarter]: At program point L439(line 439) the Hoare annotation is: true [2018-11-28 11:26:52,404 INFO L448 ceAbstractionStarter]: For program point L441-2(lines 441 445) no Hoare annotation was computed. [2018-11-28 11:26:52,405 INFO L448 ceAbstractionStarter]: For program point L439-1(line 439) no Hoare annotation was computed. [2018-11-28 11:26:52,405 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 432 450) the Hoare annotation is: true [2018-11-28 11:26:52,405 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 432 450) no Hoare annotation was computed. [2018-11-28 11:26:52,405 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2018-11-28 11:26:52,405 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse1 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse0 (= ~methaneLevelCritical~0 1)) (or .cse0 .cse1 .cse2) (or .cse2 (= ~systemActive~0 0) .cse1))) [2018-11-28 11:26:52,405 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2018-11-28 11:26:52,405 INFO L451 ceAbstractionStarter]: At program point L897(line 897) the Hoare annotation is: true [2018-11-28 11:26:52,405 INFO L448 ceAbstractionStarter]: For program point L897-1(line 897) no Hoare annotation was computed. [2018-11-28 11:26:52,405 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 891 920) no Hoare annotation was computed. [2018-11-28 11:26:52,405 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 891 920) the Hoare annotation is: true [2018-11-28 11:26:52,405 INFO L451 ceAbstractionStarter]: At program point L916(lines 891 920) the Hoare annotation is: true [2018-11-28 11:26:52,405 INFO L448 ceAbstractionStarter]: For program point L912(line 912) no Hoare annotation was computed. [2018-11-28 11:26:52,406 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 909) no Hoare annotation was computed. [2018-11-28 11:26:52,406 INFO L451 ceAbstractionStarter]: At program point L905-1(lines 905 909) the Hoare annotation is: true [2018-11-28 11:26:52,406 INFO L448 ceAbstractionStarter]: For program point L902(line 902) no Hoare annotation was computed. [2018-11-28 11:26:52,406 INFO L451 ceAbstractionStarter]: At program point L901-2(lines 901 915) the Hoare annotation is: true [2018-11-28 11:26:52,406 INFO L444 ceAbstractionStarter]: At program point L273(line 273) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse8 (= |old(~waterLevel~0)| 1))) (let ((.cse5 (not .cse8)) (.cse3 (= 1 ~waterLevel~0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse9 (not (= ~waterLevel~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not .cse1)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse2) (or .cse6 .cse4 .cse5 (and .cse3 .cse7)) (or .cse6 .cse1 .cse0) (or .cse8 .cse4 .cse9 .cse2) (or (and .cse7 .cse9) .cse6 .cse8 .cse4) (or .cse7 .cse4 .cse2)))) [2018-11-28 11:26:52,406 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 260 283) the Hoare annotation is: (let ((.cse4 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (= 1 ~waterLevel~0)) (.cse7 (not .cse4)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= ~waterLevel~0 1))) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6) (or .cse3 .cse1 .cse0) (or .cse4 (and .cse6 .cse0) .cse5 .cse2) (or .cse3 .cse5 .cse0) (or .cse5 .cse7 .cse2 (and .cse8 .cse0)) (or .cse3 .cse5 .cse8 .cse7) (or .cse3 .cse4 .cse1 .cse6) (or .cse4 .cse6 .cse1 .cse2)))) [2018-11-28 11:26:52,406 INFO L444 ceAbstractionStarter]: At program point L271(lines 271 277) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| 1)) (.cse9 (= ~systemActive~0 0)) (.cse6 (not (= ~waterLevel~0 1)))) (let ((.cse7 (and (not .cse9) .cse6)) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 1 ~waterLevel~0)) (.cse1 (not .cse5))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse0 .cse6) (or .cse0 .cse7 .cse2 .cse8) (or .cse8 .cse9 .cse7 .cse2) (or .cse4 .cse0 .cse8) (or .cse5 .cse6 .cse0 .cse2) (or .cse4 .cse9 (= 0 ~pumpRunning~0)) (or .cse4 .cse0 .cse3 .cse1)))) [2018-11-28 11:26:52,406 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 260 283) no Hoare annotation was computed. [2018-11-28 11:26:52,407 INFO L444 ceAbstractionStarter]: At program point L266(line 266) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= ~systemActive~0 0)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse4) (or .cse0 .cse3 .cse2) (or .cse1 .cse4))) [2018-11-28 11:26:52,407 INFO L448 ceAbstractionStarter]: For program point L264(lines 263 282) no Hoare annotation was computed. [2018-11-28 11:26:52,407 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 260 283) no Hoare annotation was computed. [2018-11-28 11:26:52,407 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2018-11-28 11:26:52,407 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2018-11-28 11:26:52,407 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2018-11-28 11:26:52,407 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2018-11-28 11:26:52,407 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2018-11-28 11:26:52,407 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2018-11-28 11:26:52,407 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 945 951) no Hoare annotation was computed. [2018-11-28 11:26:52,407 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 945 951) the Hoare annotation is: true [2018-11-28 11:26:52,407 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 11:26:52,408 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 11:26:52,408 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 11:26:52,408 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 11:26:52,408 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 466 473) no Hoare annotation was computed. [2018-11-28 11:26:52,408 INFO L451 ceAbstractionStarter]: At program point startSystemENTRY(lines 466 473) the Hoare annotation is: true [2018-11-28 11:26:52,408 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 466 473) no Hoare annotation was computed. [2018-11-28 11:26:52,408 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2018-11-28 11:26:52,408 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2018-11-28 11:26:52,408 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= |old(~waterLevel~0)| 1))) (.cse1 (= 1 ~waterLevel~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2018-11-28 11:26:52,408 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 881 888) no Hoare annotation was computed. [2018-11-28 11:26:52,408 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 881 888) the Hoare annotation is: true [2018-11-28 11:26:52,409 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 881 888) no Hoare annotation was computed. [2018-11-28 11:26:52,409 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 885) no Hoare annotation was computed. [2018-11-28 11:26:52,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 11:26:52 BoogieIcfgContainer [2018-11-28 11:26:52,419 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 11:26:52,420 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 11:26:52,420 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 11:26:52,420 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 11:26:52,420 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:26:44" (3/4) ... [2018-11-28 11:26:52,423 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 11:26:52,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 11:26:52,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 11:26:52,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 11:26:52,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-28 11:26:52,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-28 11:26:52,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 11:26:52,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 11:26:52,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 11:26:52,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 11:26:52,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 11:26:52,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 11:26:52,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 11:26:52,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 11:26:52,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 11:26:52,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-28 11:26:52,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-28 11:26:52,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-28 11:26:52,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 11:26:52,427 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 11:26:52,428 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 11:26:52,428 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 11:26:52,428 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 11:26:52,428 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 11:26:52,428 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 11:26:52,428 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 11:26:52,428 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 11:26:52,428 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-28 11:26:52,428 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 11:26:52,428 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 11:26:52,433 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-28 11:26:52,433 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 11:26:52,433 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 11:26:52,433 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 11:26:52,433 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 11:26:52,434 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 11:26:52,453 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0) [2018-11-28 11:26:52,453 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 11:26:52,486 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_3d2648db-cf24-4512-a4ee-f6ed9c2cfe58/bin-2019/uautomizer/witness.graphml [2018-11-28 11:26:52,486 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 11:26:52,487 INFO L168 Benchmark]: Toolchain (without parser) took 8851.16 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 410.5 MB). Free memory was 954.9 MB in the beginning and 952.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 413.0 MB. Max. memory is 11.5 GB. [2018-11-28 11:26:52,488 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:26:52,488 INFO L168 Benchmark]: CACSL2BoogieTranslator took 395.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -147.5 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. [2018-11-28 11:26:52,488 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.19 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-28 11:26:52,488 INFO L168 Benchmark]: Boogie Preprocessor took 26.96 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 11:26:52,488 INFO L168 Benchmark]: RCFGBuilder took 487.53 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: 48.1 MB). Peak memory consumption was 48.1 MB. Max. memory is 11.5 GB. [2018-11-28 11:26:52,489 INFO L168 Benchmark]: TraceAbstraction took 7840.60 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 289.4 MB). Free memory was 1.1 GB in the beginning and 963.4 MB in the end (delta: 87.6 MB). Peak memory consumption was 427.2 MB. Max. memory is 11.5 GB. [2018-11-28 11:26:52,489 INFO L168 Benchmark]: Witness Printer took 66.84 ms. Allocated memory is still 1.4 GB. Free memory was 963.4 MB in the beginning and 952.4 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 11.5 GB. [2018-11-28 11:26:52,490 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 395.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -147.5 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.19 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.96 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 487.53 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: 48.1 MB). Peak memory consumption was 48.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7840.60 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 289.4 MB). Free memory was 1.1 GB in the beginning and 963.4 MB in the end (delta: 87.6 MB). Peak memory consumption was 427.2 MB. Max. memory is 11.5 GB. * Witness Printer took 66.84 ms. Allocated memory is still 1.4 GB. Free memory was 963.4 MB in the beginning and 952.4 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: 885]: 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: 193]: Loop Invariant Derived loop invariant: (((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0) - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 158 locations, 1 error locations. SAFE Result, 7.7s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 2.9s AutomataDifference, 0.0s DeadEndRemovalTime, 2.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 1955 SDtfs, 1400 SDslu, 7780 SDs, 0 SdLazy, 3076 SolverSat, 240 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 396 GetRequests, 293 SyntacticMatches, 3 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1743occurred in iteration=8, 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: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 167 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 3344 PreInvPairs, 3593 NumberOfFragments, 1819 HoareAnnotationTreeSize, 3344 FomulaSimplifications, 4571 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 67 FomulaSimplificationsInter, 14058 FormulaSimplificationTreeSizeReductionInter, 2.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1136 NumberOfCodeBlocks, 1136 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1124 ConstructedInterpolants, 0 QuantifiedInterpolants, 188063 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1713 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 109/113 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...