./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product64_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_7908244f-8b4d-4300-bd73-46fd8eabe37e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7908244f-8b4d-4300-bd73-46fd8eabe37e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7908244f-8b4d-4300-bd73-46fd8eabe37e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7908244f-8b4d-4300-bd73-46fd8eabe37e/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product64_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7908244f-8b4d-4300-bd73-46fd8eabe37e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7908244f-8b4d-4300-bd73-46fd8eabe37e/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 f1df426416c0b8e66bfd1bb2b307ec8233b9df30 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:33:40,556 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 10:33:40,558 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 10:33:40,566 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 10:33:40,566 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 10:33:40,567 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 10:33:40,568 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 10:33:40,569 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 10:33:40,570 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 10:33:40,570 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 10:33:40,571 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 10:33:40,571 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 10:33:40,571 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 10:33:40,572 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 10:33:40,572 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 10:33:40,572 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 10:33:40,573 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 10:33:40,574 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 10:33:40,575 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 10:33:40,576 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 10:33:40,577 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 10:33:40,577 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 10:33:40,578 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 10:33:40,578 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 10:33:40,579 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 10:33:40,579 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 10:33:40,580 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 10:33:40,580 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 10:33:40,581 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 10:33:40,581 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 10:33:40,582 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 10:33:40,582 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 10:33:40,582 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 10:33:40,582 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 10:33:40,583 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 10:33:40,584 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 10:33:40,584 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7908244f-8b4d-4300-bd73-46fd8eabe37e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 10:33:40,591 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 10:33:40,592 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 10:33:40,592 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 10:33:40,592 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 10:33:40,593 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 10:33:40,593 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 10:33:40,593 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 10:33:40,593 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 10:33:40,593 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 10:33:40,593 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 10:33:40,594 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 10:33:40,594 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 10:33:40,594 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 10:33:40,594 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 10:33:40,594 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 10:33:40,594 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 10:33:40,595 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 10:33:40,595 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 10:33:40,595 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 10:33:40,595 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 10:33:40,595 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 10:33:40,595 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 10:33:40,595 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 10:33:40,596 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 10:33:40,596 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 10:33:40,596 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 10:33:40,596 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 10:33:40,596 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 10:33:40,596 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 10:33:40,596 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 10:33:40,597 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_7908244f-8b4d-4300-bd73-46fd8eabe37e/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 -> f1df426416c0b8e66bfd1bb2b307ec8233b9df30 [2018-11-28 10:33:40,615 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 10:33:40,622 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 10:33:40,624 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 10:33:40,625 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 10:33:40,625 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 10:33:40,626 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7908244f-8b4d-4300-bd73-46fd8eabe37e/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product64_true-unreach-call_false-termination.cil.c [2018-11-28 10:33:40,663 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7908244f-8b4d-4300-bd73-46fd8eabe37e/bin-2019/uautomizer/data/e7b542a54/c9d2e0965a544291b1e05d1effd324ad/FLAGceab8888c [2018-11-28 10:33:41,039 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 10:33:41,039 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7908244f-8b4d-4300-bd73-46fd8eabe37e/sv-benchmarks/c/product-lines/minepump_spec1_product64_true-unreach-call_false-termination.cil.c [2018-11-28 10:33:41,050 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7908244f-8b4d-4300-bd73-46fd8eabe37e/bin-2019/uautomizer/data/e7b542a54/c9d2e0965a544291b1e05d1effd324ad/FLAGceab8888c [2018-11-28 10:33:41,429 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7908244f-8b4d-4300-bd73-46fd8eabe37e/bin-2019/uautomizer/data/e7b542a54/c9d2e0965a544291b1e05d1effd324ad [2018-11-28 10:33:41,433 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 10:33:41,434 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 10:33:41,434 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 10:33:41,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 10:33:41,437 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 10:33:41,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:33:41" (1/1) ... [2018-11-28 10:33:41,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ccf1862 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:41, skipping insertion in model container [2018-11-28 10:33:41,440 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:33:41" (1/1) ... [2018-11-28 10:33:41,444 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 10:33:41,478 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 10:33:41,677 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:33:41,688 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 10:33:41,790 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:33:41,815 INFO L195 MainTranslator]: Completed translation [2018-11-28 10:33:41,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:41 WrapperNode [2018-11-28 10:33:41,815 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 10:33:41,816 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 10:33:41,816 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 10:33:41,816 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 10:33:41,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:41" (1/1) ... [2018-11-28 10:33:41,837 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:41" (1/1) ... [2018-11-28 10:33:41,845 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 10:33:41,845 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 10:33:41,845 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 10:33:41,845 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 10:33:41,854 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:41" (1/1) ... [2018-11-28 10:33:41,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:41" (1/1) ... [2018-11-28 10:33:41,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:41" (1/1) ... [2018-11-28 10:33:41,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:41" (1/1) ... [2018-11-28 10:33:41,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:41" (1/1) ... [2018-11-28 10:33:41,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:41" (1/1) ... [2018-11-28 10:33:41,876 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:41" (1/1) ... [2018-11-28 10:33:41,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 10:33:41,879 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 10:33:41,879 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 10:33:41,879 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 10:33:41,880 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7908244f-8b4d-4300-bd73-46fd8eabe37e/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 10:33:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 10:33:41,923 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 10:33:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 10:33:41,923 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 10:33:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-28 10:33:41,923 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-28 10:33:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-28 10:33:41,923 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-28 10:33:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 10:33:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 10:33:41,924 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 10:33:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 10:33:41,924 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 10:33:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 10:33:41,924 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 10:33:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 10:33:41,924 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 10:33:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 10:33:41,925 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 10:33:41,925 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-28 10:33:41,925 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-28 10:33:41,925 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-28 10:33:41,925 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-28 10:33:41,925 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 10:33:41,925 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 10:33:41,925 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 10:33:41,925 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 10:33:41,926 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 10:33:41,926 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 10:33:41,926 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 10:33:41,926 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 10:33:41,926 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 10:33:41,926 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 10:33:41,926 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 10:33:41,926 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 10:33:41,926 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-28 10:33:41,926 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-28 10:33:41,926 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 10:33:41,927 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 10:33:41,927 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 10:33:41,927 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 10:33:41,927 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 10:33:41,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 10:33:41,927 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 10:33:41,927 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 10:33:41,927 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 10:33:41,927 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 10:33:41,927 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 10:33:41,927 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 10:33:41,928 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 10:33:41,928 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 10:33:41,928 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 10:33:41,928 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 10:33:41,928 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 10:33:41,928 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 10:33:41,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 10:33:41,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 10:33:41,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 10:33:41,928 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 10:33:41,928 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 10:33:41,929 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 10:33:41,929 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 10:33:41,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 10:33:41,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 10:33:41,929 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-28 10:33:41,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-28 10:33:42,374 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 10:33:42,375 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 10:33:42,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:33:42 BoogieIcfgContainer [2018-11-28 10:33:42,375 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 10:33:42,376 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 10:33:42,376 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 10:33:42,378 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 10:33:42,378 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 10:33:41" (1/3) ... [2018-11-28 10:33:42,379 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71edbf23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:33:42, skipping insertion in model container [2018-11-28 10:33:42,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:41" (2/3) ... [2018-11-28 10:33:42,379 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71edbf23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:33:42, skipping insertion in model container [2018-11-28 10:33:42,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:33:42" (3/3) ... [2018-11-28 10:33:42,381 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product64_true-unreach-call_false-termination.cil.c [2018-11-28 10:33:42,387 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 10:33:42,394 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 10:33:42,407 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 10:33:42,432 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 10:33:42,433 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 10:33:42,433 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 10:33:42,433 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 10:33:42,433 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 10:33:42,433 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 10:33:42,433 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 10:33:42,433 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 10:33:42,433 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 10:33:42,451 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states. [2018-11-28 10:33:42,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-28 10:33:42,458 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:42,459 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:42,461 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:42,465 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:42,465 INFO L82 PathProgramCache]: Analyzing trace with hash 1935955606, now seen corresponding path program 1 times [2018-11-28 10:33:42,467 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:42,467 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:42,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:42,508 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:42,509 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:42,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:42,658 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 10:33:42,660 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:42,660 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 10:33:42,663 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 10:33:42,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 10:33:42,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 10:33:42,674 INFO L87 Difference]: Start difference. First operand 173 states. Second operand 2 states. [2018-11-28 10:33:42,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:42,706 INFO L93 Difference]: Finished difference Result 320 states and 399 transitions. [2018-11-28 10:33:42,706 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 10:33:42,707 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-28 10:33:42,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:42,717 INFO L225 Difference]: With dead ends: 320 [2018-11-28 10:33:42,717 INFO L226 Difference]: Without dead ends: 160 [2018-11-28 10:33:42,720 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 10:33:42,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2018-11-28 10:33:42,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 160. [2018-11-28 10:33:42,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2018-11-28 10:33:42,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 191 transitions. [2018-11-28 10:33:42,759 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 191 transitions. Word has length 46 [2018-11-28 10:33:42,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:42,759 INFO L480 AbstractCegarLoop]: Abstraction has 160 states and 191 transitions. [2018-11-28 10:33:42,759 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 10:33:42,760 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 191 transitions. [2018-11-28 10:33:42,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-28 10:33:42,762 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:42,762 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:42,762 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:42,762 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:42,762 INFO L82 PathProgramCache]: Analyzing trace with hash 699503447, now seen corresponding path program 1 times [2018-11-28 10:33:42,763 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:42,763 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:42,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:42,764 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:42,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:42,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:42,850 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 10:33:42,850 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:42,850 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 10:33:42,851 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 10:33:42,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 10:33:42,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:42,852 INFO L87 Difference]: Start difference. First operand 160 states and 191 transitions. Second operand 3 states. [2018-11-28 10:33:42,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:42,874 INFO L93 Difference]: Finished difference Result 259 states and 309 transitions. [2018-11-28 10:33:42,874 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 10:33:42,875 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-11-28 10:33:42,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:42,876 INFO L225 Difference]: With dead ends: 259 [2018-11-28 10:33:42,877 INFO L226 Difference]: Without dead ends: 151 [2018-11-28 10:33:42,878 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 10:33:42,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2018-11-28 10:33:42,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2018-11-28 10:33:42,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2018-11-28 10:33:42,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 179 transitions. [2018-11-28 10:33:42,888 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 179 transitions. Word has length 47 [2018-11-28 10:33:42,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:42,889 INFO L480 AbstractCegarLoop]: Abstraction has 151 states and 179 transitions. [2018-11-28 10:33:42,889 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 10:33:42,889 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 179 transitions. [2018-11-28 10:33:42,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-28 10:33:42,890 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:42,890 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 10:33:42,890 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:42,890 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:42,890 INFO L82 PathProgramCache]: Analyzing trace with hash -707550223, now seen corresponding path program 1 times [2018-11-28 10:33:42,890 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:42,891 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:42,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:42,891 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:42,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:42,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:43,043 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 10:33:43,043 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:43,043 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 10:33:43,044 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 10:33:43,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 10:33:43,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 10:33:43,044 INFO L87 Difference]: Start difference. First operand 151 states and 179 transitions. Second operand 7 states. [2018-11-28 10:33:43,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:43,409 INFO L93 Difference]: Finished difference Result 455 states and 557 transitions. [2018-11-28 10:33:43,409 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 10:33:43,410 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-11-28 10:33:43,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:43,412 INFO L225 Difference]: With dead ends: 455 [2018-11-28 10:33:43,412 INFO L226 Difference]: Without dead ends: 328 [2018-11-28 10:33:43,414 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 10:33:43,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2018-11-28 10:33:43,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 316. [2018-11-28 10:33:43,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 316 states. [2018-11-28 10:33:43,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 316 states and 386 transitions. [2018-11-28 10:33:43,445 INFO L78 Accepts]: Start accepts. Automaton has 316 states and 386 transitions. Word has length 52 [2018-11-28 10:33:43,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:43,446 INFO L480 AbstractCegarLoop]: Abstraction has 316 states and 386 transitions. [2018-11-28 10:33:43,446 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 10:33:43,446 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 386 transitions. [2018-11-28 10:33:43,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-28 10:33:43,449 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:43,449 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 10:33:43,451 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:43,451 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:43,451 INFO L82 PathProgramCache]: Analyzing trace with hash -1758028970, now seen corresponding path program 1 times [2018-11-28 10:33:43,452 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:43,452 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:43,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:43,453 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:43,453 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:43,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:43,560 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 10:33:43,560 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:43,560 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 10:33:43,561 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 10:33:43,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 10:33:43,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:43,561 INFO L87 Difference]: Start difference. First operand 316 states and 386 transitions. Second operand 6 states. [2018-11-28 10:33:43,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:43,741 INFO L93 Difference]: Finished difference Result 885 states and 1106 transitions. [2018-11-28 10:33:43,742 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 10:33:43,742 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2018-11-28 10:33:43,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:43,746 INFO L225 Difference]: With dead ends: 885 [2018-11-28 10:33:43,747 INFO L226 Difference]: Without dead ends: 593 [2018-11-28 10:33:43,748 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 10:33:43,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states. [2018-11-28 10:33:43,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 587. [2018-11-28 10:33:43,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 587 states. [2018-11-28 10:33:43,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 587 states and 722 transitions. [2018-11-28 10:33:43,791 INFO L78 Accepts]: Start accepts. Automaton has 587 states and 722 transitions. Word has length 57 [2018-11-28 10:33:43,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:43,792 INFO L480 AbstractCegarLoop]: Abstraction has 587 states and 722 transitions. [2018-11-28 10:33:43,792 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 10:33:43,792 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 722 transitions. [2018-11-28 10:33:43,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-28 10:33:43,794 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:43,794 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:43,794 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:43,796 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:43,796 INFO L82 PathProgramCache]: Analyzing trace with hash -25290534, now seen corresponding path program 1 times [2018-11-28 10:33:43,796 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:43,796 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:43,797 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:43,797 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:43,797 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:43,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:43,887 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 10:33:43,887 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:43,888 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 10:33:43,888 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 10:33:43,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 10:33:43,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 10:33:43,888 INFO L87 Difference]: Start difference. First operand 587 states and 722 transitions. Second operand 7 states. [2018-11-28 10:33:44,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:44,396 INFO L93 Difference]: Finished difference Result 1538 states and 2007 transitions. [2018-11-28 10:33:44,399 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 10:33:44,400 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2018-11-28 10:33:44,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:44,404 INFO L225 Difference]: With dead ends: 1538 [2018-11-28 10:33:44,404 INFO L226 Difference]: Without dead ends: 975 [2018-11-28 10:33:44,407 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 10:33:44,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 975 states. [2018-11-28 10:33:44,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 975 to 877. [2018-11-28 10:33:44,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 877 states. [2018-11-28 10:33:44,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 877 states and 1063 transitions. [2018-11-28 10:33:44,448 INFO L78 Accepts]: Start accepts. Automaton has 877 states and 1063 transitions. Word has length 61 [2018-11-28 10:33:44,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:44,448 INFO L480 AbstractCegarLoop]: Abstraction has 877 states and 1063 transitions. [2018-11-28 10:33:44,448 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 10:33:44,448 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1063 transitions. [2018-11-28 10:33:44,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-28 10:33:44,450 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:44,452 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 10:33:44,452 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:44,452 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:44,452 INFO L82 PathProgramCache]: Analyzing trace with hash -841415156, now seen corresponding path program 1 times [2018-11-28 10:33:44,452 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:44,453 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:44,453 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:44,453 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:44,454 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:44,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:44,526 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 10:33:44,526 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:44,527 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 10:33:44,527 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 10:33:44,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 10:33:44,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:44,527 INFO L87 Difference]: Start difference. First operand 877 states and 1063 transitions. Second operand 6 states. [2018-11-28 10:33:44,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:44,565 INFO L93 Difference]: Finished difference Result 1758 states and 2206 transitions. [2018-11-28 10:33:44,566 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 10:33:44,566 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 104 [2018-11-28 10:33:44,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:44,569 INFO L225 Difference]: With dead ends: 1758 [2018-11-28 10:33:44,569 INFO L226 Difference]: Without dead ends: 905 [2018-11-28 10:33:44,571 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 10:33:44,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 905 states. [2018-11-28 10:33:44,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 905 to 897. [2018-11-28 10:33:44,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 897 states. [2018-11-28 10:33:44,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1083 transitions. [2018-11-28 10:33:44,600 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1083 transitions. Word has length 104 [2018-11-28 10:33:44,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:44,600 INFO L480 AbstractCegarLoop]: Abstraction has 897 states and 1083 transitions. [2018-11-28 10:33:44,601 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 10:33:44,601 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1083 transitions. [2018-11-28 10:33:44,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-28 10:33:44,603 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:44,603 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 10:33:44,603 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:44,603 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:44,603 INFO L82 PathProgramCache]: Analyzing trace with hash -1194503538, now seen corresponding path program 1 times [2018-11-28 10:33:44,604 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:44,604 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:44,604 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:44,604 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:44,604 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:44,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:44,683 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 10:33:44,683 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:44,683 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 10:33:44,684 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 10:33:44,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 10:33:44,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 10:33:44,684 INFO L87 Difference]: Start difference. First operand 897 states and 1083 transitions. Second operand 8 states. [2018-11-28 10:33:44,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:44,725 INFO L93 Difference]: Finished difference Result 1798 states and 2246 transitions. [2018-11-28 10:33:44,725 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 10:33:44,726 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 104 [2018-11-28 10:33:44,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:44,728 INFO L225 Difference]: With dead ends: 1798 [2018-11-28 10:33:44,728 INFO L226 Difference]: Without dead ends: 925 [2018-11-28 10:33:44,730 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 10:33:44,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 925 states. [2018-11-28 10:33:44,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 925 to 913. [2018-11-28 10:33:44,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 913 states. [2018-11-28 10:33:44,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 913 states and 1099 transitions. [2018-11-28 10:33:44,768 INFO L78 Accepts]: Start accepts. Automaton has 913 states and 1099 transitions. Word has length 104 [2018-11-28 10:33:44,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:44,769 INFO L480 AbstractCegarLoop]: Abstraction has 913 states and 1099 transitions. [2018-11-28 10:33:44,769 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 10:33:44,769 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1099 transitions. [2018-11-28 10:33:44,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-28 10:33:44,770 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:44,771 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 10:33:44,771 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:44,771 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:44,771 INFO L82 PathProgramCache]: Analyzing trace with hash -61312945, now seen corresponding path program 1 times [2018-11-28 10:33:44,771 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:44,771 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:44,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:44,772 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:44,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:44,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:44,846 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 10:33:44,846 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:44,846 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 10:33:44,846 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 10:33:44,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 10:33:44,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 10:33:44,847 INFO L87 Difference]: Start difference. First operand 913 states and 1099 transitions. Second operand 4 states. [2018-11-28 10:33:45,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:45,028 INFO L93 Difference]: Finished difference Result 2891 states and 3646 transitions. [2018-11-28 10:33:45,029 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 10:33:45,029 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 104 [2018-11-28 10:33:45,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:45,035 INFO L225 Difference]: With dead ends: 2891 [2018-11-28 10:33:45,035 INFO L226 Difference]: Without dead ends: 2002 [2018-11-28 10:33:45,037 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 10:33:45,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2002 states. [2018-11-28 10:33:45,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2002 to 1971. [2018-11-28 10:33:45,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1971 states. [2018-11-28 10:33:45,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1971 states to 1971 states and 2435 transitions. [2018-11-28 10:33:45,106 INFO L78 Accepts]: Start accepts. Automaton has 1971 states and 2435 transitions. Word has length 104 [2018-11-28 10:33:45,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:45,107 INFO L480 AbstractCegarLoop]: Abstraction has 1971 states and 2435 transitions. [2018-11-28 10:33:45,107 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 10:33:45,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1971 states and 2435 transitions. [2018-11-28 10:33:45,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-28 10:33:45,109 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:45,109 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 10:33:45,109 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:45,109 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:45,110 INFO L82 PathProgramCache]: Analyzing trace with hash 913162921, now seen corresponding path program 1 times [2018-11-28 10:33:45,110 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:45,110 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:45,110 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:45,112 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:45,112 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:45,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:45,223 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 10:33:45,223 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:33:45,223 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7908244f-8b4d-4300-bd73-46fd8eabe37e/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 10:33:45,237 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:45,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:45,325 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:33:45,460 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 10:33:45,477 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 10:33:45,477 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-28 10:33:45,477 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 10:33:45,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 10:33:45,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-28 10:33:45,478 INFO L87 Difference]: Start difference. First operand 1971 states and 2435 transitions. Second operand 19 states. [2018-11-28 10:33:46,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:46,255 INFO L93 Difference]: Finished difference Result 3884 states and 4856 transitions. [2018-11-28 10:33:46,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 10:33:46,256 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 108 [2018-11-28 10:33:46,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:46,262 INFO L225 Difference]: With dead ends: 3884 [2018-11-28 10:33:46,262 INFO L226 Difference]: Without dead ends: 1937 [2018-11-28 10:33:46,265 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 103 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 10:33:46,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1937 states. [2018-11-28 10:33:46,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1937 to 1937. [2018-11-28 10:33:46,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1937 states. [2018-11-28 10:33:46,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1937 states to 1937 states and 2343 transitions. [2018-11-28 10:33:46,332 INFO L78 Accepts]: Start accepts. Automaton has 1937 states and 2343 transitions. Word has length 108 [2018-11-28 10:33:46,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:46,332 INFO L480 AbstractCegarLoop]: Abstraction has 1937 states and 2343 transitions. [2018-11-28 10:33:46,332 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 10:33:46,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 2343 transitions. [2018-11-28 10:33:46,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-28 10:33:46,337 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:46,337 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, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:46,337 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:46,337 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:46,338 INFO L82 PathProgramCache]: Analyzing trace with hash -1034347967, now seen corresponding path program 1 times [2018-11-28 10:33:46,338 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:46,338 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:46,338 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:46,338 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:46,339 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:46,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:46,424 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-28 10:33:46,424 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:33:46,424 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7908244f-8b4d-4300-bd73-46fd8eabe37e/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 10:33:46,431 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:46,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:46,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:33:46,556 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-28 10:33:46,572 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 10:33:46,572 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2018-11-28 10:33:46,572 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 10:33:46,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 10:33:46,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:46,573 INFO L87 Difference]: Start difference. First operand 1937 states and 2343 transitions. Second operand 6 states. [2018-11-28 10:33:47,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:47,199 INFO L93 Difference]: Finished difference Result 4413 states and 5625 transitions. [2018-11-28 10:33:47,199 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 10:33:47,199 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 182 [2018-11-28 10:33:47,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:47,208 INFO L225 Difference]: With dead ends: 4413 [2018-11-28 10:33:47,208 INFO L226 Difference]: Without dead ends: 2844 [2018-11-28 10:33:47,212 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-11-28 10:33:47,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2844 states. [2018-11-28 10:33:47,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2844 to 2495. [2018-11-28 10:33:47,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2495 states. [2018-11-28 10:33:47,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2495 states to 2495 states and 3031 transitions. [2018-11-28 10:33:47,314 INFO L78 Accepts]: Start accepts. Automaton has 2495 states and 3031 transitions. Word has length 182 [2018-11-28 10:33:47,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:47,314 INFO L480 AbstractCegarLoop]: Abstraction has 2495 states and 3031 transitions. [2018-11-28 10:33:47,314 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 10:33:47,314 INFO L276 IsEmpty]: Start isEmpty. Operand 2495 states and 3031 transitions. [2018-11-28 10:33:47,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-28 10:33:47,318 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:47,318 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:47,318 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:47,318 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:47,318 INFO L82 PathProgramCache]: Analyzing trace with hash 674893287, now seen corresponding path program 1 times [2018-11-28 10:33:47,319 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:47,319 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:47,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:47,319 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:47,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:47,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:47,431 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-28 10:33:47,431 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:33:47,431 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7908244f-8b4d-4300-bd73-46fd8eabe37e/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:33:47,437 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:47,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:47,519 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:33:47,635 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-28 10:33:47,671 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 10:33:47,672 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-28 10:33:47,672 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 10:33:47,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 10:33:47,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-28 10:33:47,673 INFO L87 Difference]: Start difference. First operand 2495 states and 3031 transitions. Second operand 19 states. [2018-11-28 10:33:48,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:48,794 INFO L93 Difference]: Finished difference Result 4371 states and 5405 transitions. [2018-11-28 10:33:48,794 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 10:33:48,794 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 178 [2018-11-28 10:33:48,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:48,795 INFO L225 Difference]: With dead ends: 4371 [2018-11-28 10:33:48,795 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 10:33:48,804 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 175 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 10:33:48,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 10:33:48,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 10:33:48,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 10:33:48,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 10:33:48,805 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 178 [2018-11-28 10:33:48,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:48,805 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 10:33:48,805 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 10:33:48,805 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 10:33:48,805 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 10:33:48,809 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 10:33:49,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,097 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,554 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,557 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,768 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,769 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,773 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,773 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,774 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:50,308 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 19 [2018-11-28 10:33:50,813 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 23 [2018-11-28 10:33:51,185 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 23 [2018-11-28 10:33:51,556 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 28 [2018-11-28 10:33:52,617 WARN L180 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 24 [2018-11-28 10:33:52,835 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 28 [2018-11-28 10:33:52,887 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2018-11-28 10:33:52,887 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2018-11-28 10:33:52,887 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2018-11-28 10:33:52,887 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2018-11-28 10:33:52,888 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2018-11-28 10:33:52,888 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 558 580) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 10:33:52,888 INFO L444 ceAbstractionStarter]: At program point L570(line 570) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 10:33:52,888 INFO L444 ceAbstractionStarter]: At program point L570-1(line 570) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 10:33:52,888 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 558 580) no Hoare annotation was computed. [2018-11-28 10:33:52,888 INFO L448 ceAbstractionStarter]: For program point L568(lines 568 575) no Hoare annotation was computed. [2018-11-28 10:33:52,888 INFO L448 ceAbstractionStarter]: For program point L568-1(lines 568 575) no Hoare annotation was computed. [2018-11-28 10:33:52,888 INFO L448 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-28 10:33:52,888 INFO L444 ceAbstractionStarter]: At program point L565(line 565) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 10:33:52,888 INFO L444 ceAbstractionStarter]: At program point L564(line 564) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 10:33:52,889 INFO L444 ceAbstractionStarter]: At program point L564-1(line 564) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 10:33:52,889 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 558 580) no Hoare annotation was computed. [2018-11-28 10:33:52,889 INFO L444 ceAbstractionStarter]: At program point L670(line 670) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (and (= 0 ~pumpRunning~0) .cse1) (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 10:33:52,889 INFO L448 ceAbstractionStarter]: For program point L670-1(lines 651 675) no Hoare annotation was computed. [2018-11-28 10:33:52,889 INFO L444 ceAbstractionStarter]: At program point L665(line 665) 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 .cse1 .cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 10:33:52,889 INFO L444 ceAbstractionStarter]: At program point L661(line 661) 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 .cse1 .cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 10:33:52,889 INFO L448 ceAbstractionStarter]: For program point L659(lines 659 667) no Hoare annotation was computed. [2018-11-28 10:33:52,889 INFO L444 ceAbstractionStarter]: At program point L657(line 657) 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 .cse1 .cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 10:33:52,889 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 651 675) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-28 10:33:52,889 INFO L448 ceAbstractionStarter]: For program point L657-1(line 657) no Hoare annotation was computed. [2018-11-28 10:33:52,889 INFO L448 ceAbstractionStarter]: For program point L655(lines 655 672) no Hoare annotation was computed. [2018-11-28 10:33:52,889 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 651 675) no Hoare annotation was computed. [2018-11-28 10:33:52,889 INFO L448 ceAbstractionStarter]: For program point L833(lines 833 839) no Hoare annotation was computed. [2018-11-28 10:33:52,889 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 829 843) no Hoare annotation was computed. [2018-11-28 10:33:52,890 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 829 843) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (= |old(~systemActive~0)| 0)) (.cse5 (and (not (= ~systemActive~0 0)) .cse0)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= |old(~systemActive~0)| 1))) (.cse6 (= ~systemActive~0 1)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse3 .cse0 .cse1) (or .cse4 .cse2 .cse5) (or .cse3 .cse6 .cse7) (or .cse7 .cse6 .cse2)))) [2018-11-28 10:33:52,890 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 829 843) no Hoare annotation was computed. [2018-11-28 10:33:52,890 INFO L444 ceAbstractionStarter]: At program point L835(line 835) the Hoare annotation is: (let ((.cse2 (= |old(~systemActive~0)| 0)) (.cse3 (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= |old(~systemActive~0)| 1))) (.cse5 (= ~systemActive~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse2 .cse4 .cse3) (or .cse0 .cse5 .cse6) (or .cse6 .cse5 .cse4) (or .cse1 .cse4))) [2018-11-28 10:33:52,890 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 746 754) no Hoare annotation was computed. [2018-11-28 10:33:52,890 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 746 754) the Hoare annotation is: true [2018-11-28 10:33:52,890 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 746 754) no Hoare annotation was computed. [2018-11-28 10:33:52,890 INFO L451 ceAbstractionStarter]: At program point L817(line 817) the Hoare annotation is: true [2018-11-28 10:33:52,890 INFO L448 ceAbstractionStarter]: For program point L819-2(lines 819 823) no Hoare annotation was computed. [2018-11-28 10:33:52,890 INFO L448 ceAbstractionStarter]: For program point L817-1(line 817) no Hoare annotation was computed. [2018-11-28 10:33:52,890 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 810 828) the Hoare annotation is: true [2018-11-28 10:33:52,890 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 810 828) no Hoare annotation was computed. [2018-11-28 10:33:52,890 INFO L448 ceAbstractionStarter]: For program point L819(lines 819 823) no Hoare annotation was computed. [2018-11-28 10:33:52,890 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 810 828) no Hoare annotation was computed. [2018-11-28 10:33:52,890 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2018-11-28 10:33:52,890 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2018-11-28 10:33:52,890 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 548 557) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 10:33:52,890 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 548 557) no Hoare annotation was computed. [2018-11-28 10:33:52,890 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 548 557) no Hoare annotation was computed. [2018-11-28 10:33:52,890 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 735 745) the Hoare annotation is: true [2018-11-28 10:33:52,890 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 735 745) no Hoare annotation was computed. [2018-11-28 10:33:52,890 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 735 745) no Hoare annotation was computed. [2018-11-28 10:33:52,891 INFO L451 ceAbstractionStarter]: At program point L740(line 740) the Hoare annotation is: true [2018-11-28 10:33:52,891 INFO L448 ceAbstractionStarter]: For program point L740-1(line 740) no Hoare annotation was computed. [2018-11-28 10:33:52,891 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 727 734) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 10:33:52,891 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 727 734) no Hoare annotation was computed. [2018-11-28 10:33:52,891 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 727 734) no Hoare annotation was computed. [2018-11-28 10:33:52,891 INFO L448 ceAbstractionStarter]: For program point L937(lines 937 943) no Hoare annotation was computed. [2018-11-28 10:33:52,891 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 933 946) no Hoare annotation was computed. [2018-11-28 10:33:52,891 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 933 946) the Hoare annotation is: true [2018-11-28 10:33:52,891 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 933 946) no Hoare annotation was computed. [2018-11-28 10:33:52,891 INFO L444 ceAbstractionStarter]: At program point L696(line 696) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 10:33:52,891 INFO L448 ceAbstractionStarter]: For program point L696-1(lines 677 701) no Hoare annotation was computed. [2018-11-28 10:33:52,891 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 677 701) no Hoare annotation was computed. [2018-11-28 10:33:52,891 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 677 701) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 10:33:52,891 INFO L444 ceAbstractionStarter]: At program point L691(line 691) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0) (or .cse0 (and (= processEnvironment_~tmp~7 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1))) [2018-11-28 10:33:52,891 INFO L444 ceAbstractionStarter]: At program point L687(line 687) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse1 .cse0 (and (= processEnvironment_~tmp~7 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or .cse1 (not (= 0 |old(~pumpRunning~0)|)) .cse0))) [2018-11-28 10:33:52,891 INFO L448 ceAbstractionStarter]: For program point L685(lines 685 693) no Hoare annotation was computed. [2018-11-28 10:33:52,891 INFO L444 ceAbstractionStarter]: At program point L683(line 683) 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 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse3) (or .cse4 .cse0 .cse1))) [2018-11-28 10:33:52,891 INFO L448 ceAbstractionStarter]: For program point L683-1(line 683) no Hoare annotation was computed. [2018-11-28 10:33:52,891 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 698) no Hoare annotation was computed. [2018-11-28 10:33:52,891 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 617 623) no Hoare annotation was computed. [2018-11-28 10:33:52,892 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 617 623) the Hoare annotation is: true [2018-11-28 10:33:52,892 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 957 1024) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 10:33:52,892 INFO L444 ceAbstractionStarter]: At program point L989(line 989) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (not (= ~systemActive~0 0)) .cse2))) [2018-11-28 10:33:52,892 INFO L448 ceAbstractionStarter]: For program point L987(lines 987 993) no Hoare annotation was computed. [2018-11-28 10:33:52,892 INFO L448 ceAbstractionStarter]: For program point L987-1(lines 987 993) no Hoare annotation was computed. [2018-11-28 10:33:52,892 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 957 1024) no Hoare annotation was computed. [2018-11-28 10:33:52,892 INFO L444 ceAbstractionStarter]: At program point L1014(lines 967 1016) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (not (= ~systemActive~0 0)) .cse2))) [2018-11-28 10:33:52,892 INFO L444 ceAbstractionStarter]: At program point L979(line 979) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 (= ~methaneLevelCritical~0 1) .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse2 .cse1))) [2018-11-28 10:33:52,892 INFO L448 ceAbstractionStarter]: For program point L977(lines 977 983) no Hoare annotation was computed. [2018-11-28 10:33:52,892 INFO L448 ceAbstractionStarter]: For program point L977-1(lines 977 983) no Hoare annotation was computed. [2018-11-28 10:33:52,892 INFO L448 ceAbstractionStarter]: For program point L969(lines 969 973) no Hoare annotation was computed. [2018-11-28 10:33:52,892 INFO L444 ceAbstractionStarter]: At program point L1017(lines 966 1018) 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 10:33:52,892 INFO L444 ceAbstractionStarter]: At program point L1007(line 1007) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= ~systemActive~0 0))) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2) (and .cse1 .cse4 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse3 .cse2))) [2018-11-28 10:33:52,892 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1011) no Hoare annotation was computed. [2018-11-28 10:33:52,892 INFO L444 ceAbstractionStarter]: At program point L1005-1(lines 997 1012) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= ~systemActive~0 0))) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse4 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse3 .cse2))) [2018-11-28 10:33:52,892 INFO L448 ceAbstractionStarter]: For program point L968(lines 967 1016) no Hoare annotation was computed. [2018-11-28 10:33:52,892 INFO L444 ceAbstractionStarter]: At program point L999(line 999) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0) (and (= ~methaneLevelCritical~0 1) .cse0) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 10:33:52,893 INFO L448 ceAbstractionStarter]: For program point L997(lines 997 1012) no Hoare annotation was computed. [2018-11-28 10:33:52,893 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 957 1024) no Hoare annotation was computed. [2018-11-28 10:33:52,893 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 702 709) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 2) (not (= ~methaneLevelCritical~0 0))) [2018-11-28 10:33:52,893 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 702 709) no Hoare annotation was computed. [2018-11-28 10:33:52,893 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 702 709) no Hoare annotation was computed. [2018-11-28 10:33:52,893 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 947 955) no Hoare annotation was computed. [2018-11-28 10:33:52,893 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 947 955) the Hoare annotation is: true [2018-11-28 10:33:52,893 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 947 955) no Hoare annotation was computed. [2018-11-28 10:33:52,893 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 10:33:52,893 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-28 10:33:52,893 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 10:33:52,893 INFO L444 ceAbstractionStarter]: At program point L721(line 721) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 2))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= activatePump_~tmp~8 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-28 10:33:52,893 INFO L448 ceAbstractionStarter]: For program point L721-1(lines 710 726) no Hoare annotation was computed. [2018-11-28 10:33:52,893 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 723) no Hoare annotation was computed. [2018-11-28 10:33:52,893 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 710 726) no Hoare annotation was computed. [2018-11-28 10:33:52,893 INFO L444 ceAbstractionStarter]: At program point L715(line 715) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 10:33:52,893 INFO L448 ceAbstractionStarter]: For program point L715-1(line 715) no Hoare annotation was computed. [2018-11-28 10:33:52,893 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 710 726) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 10:33:52,893 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 791 809) no Hoare annotation was computed. [2018-11-28 10:33:52,894 INFO L448 ceAbstractionStarter]: For program point L800(lines 800 804) no Hoare annotation was computed. [2018-11-28 10:33:52,894 INFO L451 ceAbstractionStarter]: At program point L798(line 798) the Hoare annotation is: true [2018-11-28 10:33:52,894 INFO L448 ceAbstractionStarter]: For program point L800-2(lines 800 804) no Hoare annotation was computed. [2018-11-28 10:33:52,894 INFO L448 ceAbstractionStarter]: For program point L798-1(line 798) no Hoare annotation was computed. [2018-11-28 10:33:52,894 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 791 809) the Hoare annotation is: true [2018-11-28 10:33:52,894 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 791 809) no Hoare annotation was computed. [2018-11-28 10:33:52,894 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 880 891) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse2 (not (= 0 ~pumpRunning~0)))) (and (or (= ~systemActive~0 0) .cse0 .cse1) (or .cse2 .cse1 .cse0) (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse2 (= ~methaneLevelCritical~0 1)))) [2018-11-28 10:33:52,894 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 880 891) no Hoare annotation was computed. [2018-11-28 10:33:52,894 INFO L448 ceAbstractionStarter]: For program point L884-1(lines 880 891) no Hoare annotation was computed. [2018-11-28 10:33:52,894 INFO L444 ceAbstractionStarter]: At program point L606(line 606) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0))) (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (and (not .cse1) (= ~waterLevel~0 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse5 .cse1 .cse0) (or .cse5 .cse3 .cse4)))) [2018-11-28 10:33:52,894 INFO L444 ceAbstractionStarter]: At program point L604(lines 604 610) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and .cse1 .cse6)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0)) (.cse7 (= 0 ~pumpRunning~0))) (and (or (and (not .cse0) .cse1) .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse3) (or .cse6 .cse0 (<= 2 ~waterLevel~0) .cse4 .cse7) (or .cse5 .cse0 .cse7)))) [2018-11-28 10:33:52,894 INFO L444 ceAbstractionStarter]: At program point L599(line 599) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= ~systemActive~0 0)) (.cse3 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse2 .cse3 .cse4) (or .cse1 .cse4))) [2018-11-28 10:33:52,894 INFO L448 ceAbstractionStarter]: For program point L597(lines 596 615) no Hoare annotation was computed. [2018-11-28 10:33:52,894 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 593 616) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse3 .cse2) (or .cse0 .cse4 .cse2) (or .cse4 .cse2 .cse3))) [2018-11-28 10:33:52,894 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 593 616) no Hoare annotation was computed. [2018-11-28 10:33:52,894 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 593 616) no Hoare annotation was computed. [2018-11-28 10:33:52,894 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 483 512) no Hoare annotation was computed. [2018-11-28 10:33:52,894 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 483 512) the Hoare annotation is: true [2018-11-28 10:33:52,894 INFO L451 ceAbstractionStarter]: At program point L508(lines 483 512) the Hoare annotation is: true [2018-11-28 10:33:52,894 INFO L448 ceAbstractionStarter]: For program point L504(line 504) no Hoare annotation was computed. [2018-11-28 10:33:52,895 INFO L448 ceAbstractionStarter]: For program point L497(lines 497 501) no Hoare annotation was computed. [2018-11-28 10:33:52,895 INFO L451 ceAbstractionStarter]: At program point L497-1(lines 497 501) the Hoare annotation is: true [2018-11-28 10:33:52,895 INFO L448 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-28 10:33:52,895 INFO L451 ceAbstractionStarter]: At program point L493-2(lines 493 507) the Hoare annotation is: true [2018-11-28 10:33:52,895 INFO L451 ceAbstractionStarter]: At program point L489(line 489) the Hoare annotation is: true [2018-11-28 10:33:52,895 INFO L448 ceAbstractionStarter]: For program point L489-1(line 489) no Hoare annotation was computed. [2018-11-28 10:33:52,895 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 892 900) the Hoare annotation is: true [2018-11-28 10:33:52,895 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 892 900) no Hoare annotation was computed. [2018-11-28 10:33:52,895 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 892 900) no Hoare annotation was computed. [2018-11-28 10:33:52,896 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 856 867) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-28 10:33:52,896 INFO L448 ceAbstractionStarter]: For program point L860-1(lines 856 867) no Hoare annotation was computed. [2018-11-28 10:33:52,896 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 856 867) no Hoare annotation was computed. [2018-11-28 10:33:52,896 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 540 546) no Hoare annotation was computed. [2018-11-28 10:33:52,896 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 540 546) the Hoare annotation is: true [2018-11-28 10:33:52,896 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 10:33:52,896 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 10:33:52,896 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 10:33:52,896 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 10:33:52,896 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 844 851) no Hoare annotation was computed. [2018-11-28 10:33:52,896 INFO L451 ceAbstractionStarter]: At program point startSystemENTRY(lines 844 851) the Hoare annotation is: true [2018-11-28 10:33:52,896 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 844 851) no Hoare annotation was computed. [2018-11-28 10:33:52,896 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 625 649) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-28 10:33:52,896 INFO L444 ceAbstractionStarter]: At program point L639(line 639) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse0 (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5)) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or (and .cse0 .cse1) (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2) (or .cse2 .cse3 (and (= 0 ~pumpRunning~0) .cse1)) (or .cse2 .cse0 .cse3))) [2018-11-28 10:33:52,896 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 625 649) no Hoare annotation was computed. [2018-11-28 10:33:52,896 INFO L444 ceAbstractionStarter]: At program point L635(line 635) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (and .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) .cse2) (or (and .cse0 (= 0 ~pumpRunning~0) .cse1) .cse2 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 10:33:52,896 INFO L448 ceAbstractionStarter]: For program point L633(lines 633 641) no Hoare annotation was computed. [2018-11-28 10:33:52,897 INFO L444 ceAbstractionStarter]: At program point L631(line 631) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (and (= 0 ~pumpRunning~0) .cse1) (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 10:33:52,897 INFO L448 ceAbstractionStarter]: For program point L631-1(line 631) no Hoare annotation was computed. [2018-11-28 10:33:52,897 INFO L448 ceAbstractionStarter]: For program point L629(lines 629 646) no Hoare annotation was computed. [2018-11-28 10:33:52,897 INFO L444 ceAbstractionStarter]: At program point L644(line 644) 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 .cse1 .cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 10:33:52,897 INFO L448 ceAbstractionStarter]: For program point L644-1(lines 625 649) no Hoare annotation was computed. [2018-11-28 10:33:52,897 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 868 879) no Hoare annotation was computed. [2018-11-28 10:33:52,897 INFO L448 ceAbstractionStarter]: For program point L872-1(lines 868 879) no Hoare annotation was computed. [2018-11-28 10:33:52,897 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 868 879) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or (= ~systemActive~0 0) .cse2 .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 10:33:52,897 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-11-28 10:33:52,897 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-11-28 10:33:52,897 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-11-28 10:33:52,898 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-11-28 10:33:52,898 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 110) no Hoare annotation was computed. [2018-11-28 10:33:52,898 INFO L448 ceAbstractionStarter]: For program point L97-1(lines 89 113) no Hoare annotation was computed. [2018-11-28 10:33:52,898 INFO L451 ceAbstractionStarter]: At program point L95(line 95) the Hoare annotation is: true [2018-11-28 10:33:52,898 INFO L448 ceAbstractionStarter]: For program point L95-1(line 95) no Hoare annotation was computed. [2018-11-28 10:33:52,898 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 89 113) the Hoare annotation is: true [2018-11-28 10:33:52,898 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 89 113) no Hoare annotation was computed. [2018-11-28 10:33:52,898 INFO L444 ceAbstractionStarter]: At program point L103(line 103) 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 10:33:52,898 INFO L448 ceAbstractionStarter]: For program point L101(lines 101 107) no Hoare annotation was computed. [2018-11-28 10:33:52,898 INFO L444 ceAbstractionStarter]: At program point L99(line 99) 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 10:33:52,898 INFO L448 ceAbstractionStarter]: For program point L99-1(line 99) no Hoare annotation was computed. [2018-11-28 10:33:52,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 10:33:52 BoogieIcfgContainer [2018-11-28 10:33:52,909 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 10:33:52,910 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 10:33:52,910 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 10:33:52,910 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 10:33:52,910 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:33:42" (3/4) ... [2018-11-28 10:33:52,914 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 10:33:52,918 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 10:33:52,918 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 10:33:52,918 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 10:33:52,918 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-28 10:33:52,918 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-28 10:33:52,918 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 10:33:52,918 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-28 10:33:52,918 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 10:33:52,918 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 10:33:52,918 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 10:33:52,918 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 10:33:52,919 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 10:33:52,919 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 10:33:52,919 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 10:33:52,919 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 10:33:52,919 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-28 10:33:52,919 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-28 10:33:52,919 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 10:33:52,919 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 10:33:52,919 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 10:33:52,919 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 10:33:52,919 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 10:33:52,919 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 10:33:52,919 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 10:33:52,919 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 10:33:52,919 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 10:33:52,919 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-28 10:33:52,920 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 10:33:52,920 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 10:33:52,920 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 10:33:52,920 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-28 10:33:52,928 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 49 nodes and edges [2018-11-28 10:33:52,928 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-28 10:33:52,929 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 10:33:52,929 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-28 10:33:52,929 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 10:33:52,930 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 10:33:52,951 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0 == \old(pumpRunning)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0) [2018-11-28 10:33:52,951 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 10:33:52,987 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7908244f-8b4d-4300-bd73-46fd8eabe37e/bin-2019/uautomizer/witness.graphml [2018-11-28 10:33:52,988 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 10:33:52,988 INFO L168 Benchmark]: Toolchain (without parser) took 11555.16 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 475.5 MB). Free memory was 950.6 MB in the beginning and 1.3 GB in the end (delta: -338.9 MB). Peak memory consumption was 136.6 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:52,989 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:33:52,989 INFO L168 Benchmark]: CACSL2BoogieTranslator took 381.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -174.5 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:52,989 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.06 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:33:52,989 INFO L168 Benchmark]: Boogie Preprocessor took 33.66 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:52,990 INFO L168 Benchmark]: RCFGBuilder took 496.05 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: 51.9 MB). Peak memory consumption was 51.9 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:52,990 INFO L168 Benchmark]: TraceAbstraction took 10533.58 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 339.7 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -222.0 MB). Peak memory consumption was 479.5 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:52,990 INFO L168 Benchmark]: Witness Printer took 77.98 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 311.4 kB). Peak memory consumption was 311.4 kB. Max. memory is 11.5 GB. [2018-11-28 10:33:52,992 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 381.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -174.5 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.06 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.66 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 496.05 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: 51.9 MB). Peak memory consumption was 51.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10533.58 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 339.7 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -222.0 MB). Peak memory consumption was 479.5 MB. Max. memory is 11.5 GB. * Witness Printer took 77.98 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 311.4 kB). Peak memory consumption was 311.4 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 493]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 483]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: (((((!(0 == \old(pumpRunning)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 32 procedures, 173 locations, 1 error locations. SAFE Result, 10.4s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 3.9s AutomataDifference, 0.0s DeadEndRemovalTime, 4.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2536 SDtfs, 1862 SDslu, 9213 SDs, 0 SdLazy, 4268 SolverSat, 508 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 608 GetRequests, 497 SyntacticMatches, 3 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 306 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2495occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 516 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 73 LocationsWithAnnotation, 5191 PreInvPairs, 5567 NumberOfFragments, 1812 HoareAnnotationTreeSize, 5191 FomulaSimplifications, 13353 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 73 FomulaSimplificationsInter, 32073 FormulaSimplificationTreeSizeReductionInter, 2.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 1511 NumberOfCodeBlocks, 1511 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1497 ConstructedInterpolants, 0 QuantifiedInterpolants, 294698 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2642 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 14 InterpolantComputations, 11 PerfectInterpolantSequences, 225/235 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...