./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec1_product63_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/product-lines/minepump_spec1_product63_true-unreach-call_false-termination.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 06aae21f289bee6dc7cb083e66e9be5f9a234275 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 18:43:38,484 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 18:43:38,486 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 18:43:38,507 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 18:43:38,508 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 18:43:38,509 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 18:43:38,511 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 18:43:38,513 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 18:43:38,515 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 18:43:38,516 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 18:43:38,517 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 18:43:38,517 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 18:43:38,518 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 18:43:38,520 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 18:43:38,521 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 18:43:38,521 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 18:43:38,523 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 18:43:38,525 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 18:43:38,527 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 18:43:38,529 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 18:43:38,530 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 18:43:38,532 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 18:43:38,534 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 18:43:38,535 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 18:43:38,535 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 18:43:38,536 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 18:43:38,537 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 18:43:38,538 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 18:43:38,539 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 18:43:38,540 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 18:43:38,541 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 18:43:38,541 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 18:43:38,542 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 18:43:38,542 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 18:43:38,544 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 18:43:38,544 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 18:43:38,545 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 18:43:38,560 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 18:43:38,560 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 18:43:38,562 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 18:43:38,562 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 18:43:38,562 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 18:43:38,562 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 18:43:38,563 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 18:43:38,563 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 18:43:38,563 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 18:43:38,563 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 18:43:38,563 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 18:43:38,563 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 18:43:38,565 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 18:43:38,565 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 18:43:38,565 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 18:43:38,565 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 18:43:38,565 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 18:43:38,565 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 18:43:38,566 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 18:43:38,567 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 18:43:38,567 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 18:43:38,567 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 18:43:38,567 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 18:43:38,567 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 18:43:38,567 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 18:43:38,568 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 18:43:38,569 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 18:43:38,569 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 18:43:38,569 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 18:43:38,569 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 18:43:38,569 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06aae21f289bee6dc7cb083e66e9be5f9a234275 [2018-11-28 18:43:38,605 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 18:43:38,617 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 18:43:38,621 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 18:43:38,622 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 18:43:38,623 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 18:43:38,623 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec1_product63_true-unreach-call_false-termination.cil.c [2018-11-28 18:43:38,689 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/052dedb84/3ecaf21b3c6a4af0885604f63ac70bea/FLAG6d8a59318 [2018-11-28 18:43:39,239 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 18:43:39,241 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec1_product63_true-unreach-call_false-termination.cil.c [2018-11-28 18:43:39,257 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/052dedb84/3ecaf21b3c6a4af0885604f63ac70bea/FLAG6d8a59318 [2018-11-28 18:43:39,519 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/052dedb84/3ecaf21b3c6a4af0885604f63ac70bea [2018-11-28 18:43:39,524 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 18:43:39,526 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 18:43:39,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 18:43:39,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 18:43:39,532 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 18:43:39,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:43:39" (1/1) ... [2018-11-28 18:43:39,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19c9ac3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:39, skipping insertion in model container [2018-11-28 18:43:39,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:43:39" (1/1) ... [2018-11-28 18:43:39,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 18:43:39,617 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 18:43:40,058 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:43:40,075 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 18:43:40,211 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:43:40,343 INFO L195 MainTranslator]: Completed translation [2018-11-28 18:43:40,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:40 WrapperNode [2018-11-28 18:43:40,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 18:43:40,345 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 18:43:40,345 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 18:43:40,345 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 18:43:40,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:40" (1/1) ... [2018-11-28 18:43:40,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:40" (1/1) ... [2018-11-28 18:43:40,390 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 18:43:40,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 18:43:40,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 18:43:40,391 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 18:43:40,399 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:40" (1/1) ... [2018-11-28 18:43:40,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:40" (1/1) ... [2018-11-28 18:43:40,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:40" (1/1) ... [2018-11-28 18:43:40,405 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:40" (1/1) ... [2018-11-28 18:43:40,429 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:40" (1/1) ... [2018-11-28 18:43:40,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:40" (1/1) ... [2018-11-28 18:43:40,447 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:40" (1/1) ... [2018-11-28 18:43:40,451 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 18:43:40,452 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 18:43:40,452 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 18:43:40,452 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 18:43:40,453 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:40" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 18:43:40,521 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 18:43:40,521 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 18:43:40,522 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 18:43:40,522 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 18:43:40,522 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-28 18:43:40,522 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-28 18:43:40,522 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-28 18:43:40,523 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-28 18:43:40,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 18:43:40,523 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 18:43:40,523 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 18:43:40,523 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 18:43:40,523 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 18:43:40,524 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 18:43:40,524 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 18:43:40,524 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 18:43:40,524 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 18:43:40,524 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 18:43:40,524 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 18:43:40,525 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-28 18:43:40,525 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-28 18:43:40,526 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-28 18:43:40,526 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-28 18:43:40,526 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 18:43:40,526 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 18:43:40,526 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 18:43:40,526 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 18:43:40,527 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 18:43:40,527 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 18:43:40,527 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 18:43:40,527 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 18:43:40,527 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 18:43:40,527 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 18:43:40,528 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 18:43:40,528 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 18:43:40,528 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 18:43:40,528 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 18:43:40,528 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 18:43:40,528 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 18:43:40,528 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 18:43:40,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 18:43:40,533 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 18:43:40,533 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 18:43:40,533 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 18:43:40,533 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 18:43:40,533 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 18:43:40,533 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 18:43:40,534 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 18:43:40,534 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 18:43:40,534 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 18:43:40,534 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 18:43:40,534 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 18:43:40,534 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 18:43:40,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 18:43:40,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 18:43:40,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 18:43:40,535 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 18:43:40,535 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 18:43:40,535 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 18:43:40,535 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 18:43:40,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 18:43:40,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 18:43:40,536 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-28 18:43:40,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-28 18:43:41,754 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 18:43:41,754 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 18:43:41,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:43:41 BoogieIcfgContainer [2018-11-28 18:43:41,755 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 18:43:41,756 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 18:43:41,756 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 18:43:41,760 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 18:43:41,760 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 06:43:39" (1/3) ... [2018-11-28 18:43:41,761 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@459d12c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:43:41, skipping insertion in model container [2018-11-28 18:43:41,761 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:40" (2/3) ... [2018-11-28 18:43:41,762 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@459d12c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:43:41, skipping insertion in model container [2018-11-28 18:43:41,762 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:43:41" (3/3) ... [2018-11-28 18:43:41,764 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product63_true-unreach-call_false-termination.cil.c [2018-11-28 18:43:41,779 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 18:43:41,792 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 18:43:41,812 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 18:43:41,858 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 18:43:41,859 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 18:43:41,859 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 18:43:41,859 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 18:43:41,859 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 18:43:41,859 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 18:43:41,859 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 18:43:41,859 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 18:43:41,860 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 18:43:41,905 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states. [2018-11-28 18:43:41,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-28 18:43:41,917 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:41,918 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:43:41,921 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:41,926 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:41,926 INFO L82 PathProgramCache]: Analyzing trace with hash 1088760993, now seen corresponding path program 1 times [2018-11-28 18:43:41,928 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:41,928 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:41,981 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:41,981 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:41,981 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:42,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:42,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:43:42,271 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:42,271 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 18:43:42,275 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 18:43:42,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 18:43:42,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 18:43:42,292 INFO L87 Difference]: Start difference. First operand 169 states. Second operand 2 states. [2018-11-28 18:43:42,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:42,344 INFO L93 Difference]: Finished difference Result 312 states and 391 transitions. [2018-11-28 18:43:42,344 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 18:43:42,346 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-28 18:43:42,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:42,364 INFO L225 Difference]: With dead ends: 312 [2018-11-28 18:43:42,364 INFO L226 Difference]: Without dead ends: 156 [2018-11-28 18:43:42,371 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 18:43:42,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2018-11-28 18:43:42,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2018-11-28 18:43:42,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2018-11-28 18:43:42,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 187 transitions. [2018-11-28 18:43:42,478 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 187 transitions. Word has length 46 [2018-11-28 18:43:42,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:42,479 INFO L480 AbstractCegarLoop]: Abstraction has 156 states and 187 transitions. [2018-11-28 18:43:42,479 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 18:43:42,480 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 187 transitions. [2018-11-28 18:43:42,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-28 18:43:42,488 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:42,488 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:43:42,492 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:42,492 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:42,492 INFO L82 PathProgramCache]: Analyzing trace with hash -767274034, now seen corresponding path program 1 times [2018-11-28 18:43:42,493 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:42,493 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:42,494 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:42,494 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:42,494 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:42,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:42,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:43:42,723 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:42,723 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:43:42,725 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:43:42,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:43:42,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:43:42,726 INFO L87 Difference]: Start difference. First operand 156 states and 187 transitions. Second operand 3 states. [2018-11-28 18:43:42,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:42,788 INFO L93 Difference]: Finished difference Result 255 states and 305 transitions. [2018-11-28 18:43:42,788 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:43:42,788 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-11-28 18:43:42,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:42,792 INFO L225 Difference]: With dead ends: 255 [2018-11-28 18:43:42,792 INFO L226 Difference]: Without dead ends: 147 [2018-11-28 18:43:42,794 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:43:42,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2018-11-28 18:43:42,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2018-11-28 18:43:42,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2018-11-28 18:43:42,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 175 transitions. [2018-11-28 18:43:42,814 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 175 transitions. Word has length 47 [2018-11-28 18:43:42,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:42,814 INFO L480 AbstractCegarLoop]: Abstraction has 147 states and 175 transitions. [2018-11-28 18:43:42,814 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:43:42,814 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 175 transitions. [2018-11-28 18:43:42,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-28 18:43:42,819 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:42,819 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:43:42,819 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:42,821 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:42,821 INFO L82 PathProgramCache]: Analyzing trace with hash -960889978, now seen corresponding path program 1 times [2018-11-28 18:43:42,822 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:42,822 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:42,823 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:42,823 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:42,823 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:42,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:43,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:43:43,419 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:43,419 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 18:43:43,420 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 18:43:43,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 18:43:43,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:43:43,420 INFO L87 Difference]: Start difference. First operand 147 states and 175 transitions. Second operand 7 states. [2018-11-28 18:43:44,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:44,866 INFO L93 Difference]: Finished difference Result 443 states and 543 transitions. [2018-11-28 18:43:44,868 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 18:43:44,868 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2018-11-28 18:43:44,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:44,880 INFO L225 Difference]: With dead ends: 443 [2018-11-28 18:43:44,880 INFO L226 Difference]: Without dead ends: 320 [2018-11-28 18:43:44,882 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 18:43:44,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-11-28 18:43:44,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 312. [2018-11-28 18:43:44,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 312 states. [2018-11-28 18:43:44,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 382 transitions. [2018-11-28 18:43:44,934 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 382 transitions. Word has length 51 [2018-11-28 18:43:44,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:44,935 INFO L480 AbstractCegarLoop]: Abstraction has 312 states and 382 transitions. [2018-11-28 18:43:44,935 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 18:43:44,935 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 382 transitions. [2018-11-28 18:43:44,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-28 18:43:44,940 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:44,940 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:43:44,940 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:44,941 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:44,941 INFO L82 PathProgramCache]: Analyzing trace with hash 1600438353, now seen corresponding path program 1 times [2018-11-28 18:43:44,941 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:44,941 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:44,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:44,942 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:44,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:44,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:45,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:43:45,126 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:45,126 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:43:45,126 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:43:45,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:43:45,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:43:45,127 INFO L87 Difference]: Start difference. First operand 312 states and 382 transitions. Second operand 6 states. [2018-11-28 18:43:45,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:45,739 INFO L93 Difference]: Finished difference Result 873 states and 1094 transitions. [2018-11-28 18:43:45,740 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:43:45,740 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2018-11-28 18:43:45,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:45,746 INFO L225 Difference]: With dead ends: 873 [2018-11-28 18:43:45,747 INFO L226 Difference]: Without dead ends: 585 [2018-11-28 18:43:45,749 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 18:43:45,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 585 states. [2018-11-28 18:43:45,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 585 to 579. [2018-11-28 18:43:45,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 579 states. [2018-11-28 18:43:45,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 579 states and 714 transitions. [2018-11-28 18:43:45,839 INFO L78 Accepts]: Start accepts. Automaton has 579 states and 714 transitions. Word has length 57 [2018-11-28 18:43:45,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:45,840 INFO L480 AbstractCegarLoop]: Abstraction has 579 states and 714 transitions. [2018-11-28 18:43:45,840 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:43:45,840 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 714 transitions. [2018-11-28 18:43:45,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-28 18:43:45,845 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:45,845 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:43:45,846 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:45,846 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:45,846 INFO L82 PathProgramCache]: Analyzing trace with hash 639771605, now seen corresponding path program 1 times [2018-11-28 18:43:45,846 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:45,846 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:45,847 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:45,849 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:45,849 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:45,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:46,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:43:46,150 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:46,150 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:43:46,150 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:43:46,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:43:46,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:43:46,151 INFO L87 Difference]: Start difference. First operand 579 states and 714 transitions. Second operand 6 states. [2018-11-28 18:43:46,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:46,516 INFO L93 Difference]: Finished difference Result 1364 states and 1744 transitions. [2018-11-28 18:43:46,517 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:43:46,517 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2018-11-28 18:43:46,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:46,531 INFO L225 Difference]: With dead ends: 1364 [2018-11-28 18:43:46,531 INFO L226 Difference]: Without dead ends: 809 [2018-11-28 18:43:46,535 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 18:43:46,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 809 states. [2018-11-28 18:43:46,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 809 to 791. [2018-11-28 18:43:46,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 791 states. [2018-11-28 18:43:46,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 967 transitions. [2018-11-28 18:43:46,635 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 967 transitions. Word has length 61 [2018-11-28 18:43:46,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:46,636 INFO L480 AbstractCegarLoop]: Abstraction has 791 states and 967 transitions. [2018-11-28 18:43:46,636 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:43:46,636 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 967 transitions. [2018-11-28 18:43:46,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-28 18:43:46,644 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:46,645 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:43:46,645 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:46,645 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:46,645 INFO L82 PathProgramCache]: Analyzing trace with hash 1209946507, now seen corresponding path program 1 times [2018-11-28 18:43:46,649 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:46,649 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:46,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:46,650 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:46,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:46,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:47,077 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:43:47,078 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:47,078 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:43:47,078 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:43:47,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:43:47,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:43:47,079 INFO L87 Difference]: Start difference. First operand 791 states and 967 transitions. Second operand 6 states. [2018-11-28 18:43:47,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:47,268 INFO L93 Difference]: Finished difference Result 1586 states and 2014 transitions. [2018-11-28 18:43:47,271 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 18:43:47,271 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 103 [2018-11-28 18:43:47,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:47,277 INFO L225 Difference]: With dead ends: 1586 [2018-11-28 18:43:47,277 INFO L226 Difference]: Without dead ends: 819 [2018-11-28 18:43:47,281 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:43:47,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 819 states. [2018-11-28 18:43:47,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 819 to 811. [2018-11-28 18:43:47,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 811 states. [2018-11-28 18:43:47,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 811 states and 987 transitions. [2018-11-28 18:43:47,332 INFO L78 Accepts]: Start accepts. Automaton has 811 states and 987 transitions. Word has length 103 [2018-11-28 18:43:47,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:47,333 INFO L480 AbstractCegarLoop]: Abstraction has 811 states and 987 transitions. [2018-11-28 18:43:47,333 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:43:47,333 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 987 transitions. [2018-11-28 18:43:47,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-28 18:43:47,337 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:47,337 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:43:47,337 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:47,337 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:47,338 INFO L82 PathProgramCache]: Analyzing trace with hash 856858125, now seen corresponding path program 1 times [2018-11-28 18:43:47,339 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:47,339 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:47,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:47,340 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:47,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:47,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:47,643 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:43:47,643 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:47,643 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 18:43:47,644 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 18:43:47,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 18:43:47,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 18:43:47,644 INFO L87 Difference]: Start difference. First operand 811 states and 987 transitions. Second operand 8 states. [2018-11-28 18:43:47,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:47,773 INFO L93 Difference]: Finished difference Result 1626 states and 2054 transitions. [2018-11-28 18:43:47,775 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:43:47,775 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 103 [2018-11-28 18:43:47,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:47,781 INFO L225 Difference]: With dead ends: 1626 [2018-11-28 18:43:47,781 INFO L226 Difference]: Without dead ends: 839 [2018-11-28 18:43:47,785 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 18:43:47,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 839 states. [2018-11-28 18:43:47,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 839 to 827. [2018-11-28 18:43:47,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 827 states. [2018-11-28 18:43:47,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 827 states and 1003 transitions. [2018-11-28 18:43:47,836 INFO L78 Accepts]: Start accepts. Automaton has 827 states and 1003 transitions. Word has length 103 [2018-11-28 18:43:47,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:47,836 INFO L480 AbstractCegarLoop]: Abstraction has 827 states and 1003 transitions. [2018-11-28 18:43:47,836 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 18:43:47,837 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1003 transitions. [2018-11-28 18:43:47,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-28 18:43:47,841 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:47,841 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:43:47,841 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:47,841 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:47,842 INFO L82 PathProgramCache]: Analyzing trace with hash 1990048718, now seen corresponding path program 1 times [2018-11-28 18:43:47,842 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:47,842 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:47,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:47,844 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:47,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:47,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:48,219 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-28 18:43:48,234 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:43:48,234 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:48,234 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 18:43:48,235 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 18:43:48,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 18:43:48,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 18:43:48,237 INFO L87 Difference]: Start difference. First operand 827 states and 1003 transitions. Second operand 4 states. [2018-11-28 18:43:49,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:49,919 INFO L93 Difference]: Finished difference Result 2661 states and 3378 transitions. [2018-11-28 18:43:49,919 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 18:43:49,920 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 103 [2018-11-28 18:43:49,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:49,933 INFO L225 Difference]: With dead ends: 2661 [2018-11-28 18:43:49,933 INFO L226 Difference]: Without dead ends: 1858 [2018-11-28 18:43:49,937 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 18:43:49,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1858 states. [2018-11-28 18:43:50,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1858 to 1827. [2018-11-28 18:43:50,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1827 states. [2018-11-28 18:43:50,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1827 states to 1827 states and 2263 transitions. [2018-11-28 18:43:50,058 INFO L78 Accepts]: Start accepts. Automaton has 1827 states and 2263 transitions. Word has length 103 [2018-11-28 18:43:50,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:50,059 INFO L480 AbstractCegarLoop]: Abstraction has 1827 states and 2263 transitions. [2018-11-28 18:43:50,059 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 18:43:50,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 2263 transitions. [2018-11-28 18:43:50,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-28 18:43:50,065 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:50,065 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] [2018-11-28 18:43:50,066 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:50,067 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:50,067 INFO L82 PathProgramCache]: Analyzing trace with hash -1724957708, now seen corresponding path program 1 times [2018-11-28 18:43:50,067 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:50,067 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:50,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:50,068 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:50,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:50,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:50,343 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 18:43:50,344 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 18:43:50,344 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 18:43:50,355 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:50,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:50,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 18:43:51,536 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:43:51,558 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 18:43:51,559 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-28 18:43:51,559 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 18:43:51,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 18:43:51,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-28 18:43:51,560 INFO L87 Difference]: Start difference. First operand 1827 states and 2263 transitions. Second operand 19 states. [2018-11-28 18:43:57,378 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 6 [2018-11-28 18:44:00,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:44:00,376 INFO L93 Difference]: Finished difference Result 3614 states and 4534 transitions. [2018-11-28 18:44:00,377 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 18:44:00,377 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 107 [2018-11-28 18:44:00,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:44:00,392 INFO L225 Difference]: With dead ends: 3614 [2018-11-28 18:44:00,392 INFO L226 Difference]: Without dead ends: 1811 [2018-11-28 18:44:00,399 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 102 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-28 18:44:00,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1811 states. [2018-11-28 18:44:00,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1811 to 1811. [2018-11-28 18:44:00,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1811 states. [2018-11-28 18:44:00,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1811 states and 2193 transitions. [2018-11-28 18:44:00,519 INFO L78 Accepts]: Start accepts. Automaton has 1811 states and 2193 transitions. Word has length 107 [2018-11-28 18:44:00,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:44:00,522 INFO L480 AbstractCegarLoop]: Abstraction has 1811 states and 2193 transitions. [2018-11-28 18:44:00,522 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 18:44:00,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 2193 transitions. [2018-11-28 18:44:00,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-28 18:44:00,531 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:44:00,531 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:44:00,531 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:44:00,533 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:44:00,533 INFO L82 PathProgramCache]: Analyzing trace with hash 56514822, now seen corresponding path program 1 times [2018-11-28 18:44:00,533 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:44:00,533 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:44:00,536 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:44:00,536 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:44:00,536 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:44:00,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:44:00,998 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-28 18:44:00,998 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 18:44:00,998 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 18:44:01,008 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:44:01,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:44:01,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 18:44:01,368 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-28 18:44:01,387 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 18:44:01,387 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-28 18:44:01,388 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 18:44:01,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 18:44:01,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-28 18:44:01,388 INFO L87 Difference]: Start difference. First operand 1811 states and 2193 transitions. Second operand 19 states. [2018-11-28 18:44:02,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:44:02,815 INFO L93 Difference]: Finished difference Result 3047 states and 3755 transitions. [2018-11-28 18:44:02,822 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 18:44:02,822 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 176 [2018-11-28 18:44:02,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:44:02,823 INFO L225 Difference]: With dead ends: 3047 [2018-11-28 18:44:02,824 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 18:44:02,832 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 173 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-28 18:44:02,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 18:44:02,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 18:44:02,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 18:44:02,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 18:44:02,833 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 176 [2018-11-28 18:44:02,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:44:02,834 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 18:44:02,835 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 18:44:02,836 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 18:44:02,836 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 18:44:02,843 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 18:44:03,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:03,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:03,860 WARN L180 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2018-11-28 18:44:04,172 WARN L180 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 17 [2018-11-28 18:44:05,120 WARN L180 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 18 [2018-11-28 18:44:06,502 WARN L180 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 68 DAG size of output: 32 [2018-11-28 18:44:06,931 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 20 [2018-11-28 18:44:07,320 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 31 [2018-11-28 18:44:07,633 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 19 [2018-11-28 18:44:08,049 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 17 [2018-11-28 18:44:08,202 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 14 [2018-11-28 18:44:08,589 WARN L180 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 32 [2018-11-28 18:44:08,879 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 21 [2018-11-28 18:44:09,003 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 28 [2018-11-28 18:44:09,130 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 15 [2018-11-28 18:44:09,535 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 25 [2018-11-28 18:44:09,926 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 27 [2018-11-28 18:44:10,076 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 29 [2018-11-28 18:44:10,225 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 15 [2018-11-28 18:44:10,228 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 999 1005) the Hoare annotation is: true [2018-11-28 18:44:10,228 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 999 1005) no Hoare annotation was computed. [2018-11-28 18:44:10,228 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 1006 1014) no Hoare annotation was computed. [2018-11-28 18:44:10,228 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 1006 1014) the Hoare annotation is: true [2018-11-28 18:44:10,228 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 1006 1014) no Hoare annotation was computed. [2018-11-28 18:44:10,228 INFO L444 ceAbstractionStarter]: At program point L833(line 833) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:10,228 INFO L444 ceAbstractionStarter]: At program point L833-1(line 833) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:10,229 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 827 849) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:10,229 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 827 849) no Hoare annotation was computed. [2018-11-28 18:44:10,229 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 827 849) no Hoare annotation was computed. [2018-11-28 18:44:10,230 INFO L444 ceAbstractionStarter]: At program point L839(line 839) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~10 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:10,230 INFO L444 ceAbstractionStarter]: At program point L839-1(line 839) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~10 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:10,230 INFO L448 ceAbstractionStarter]: For program point L837(lines 837 844) no Hoare annotation was computed. [2018-11-28 18:44:10,230 INFO L448 ceAbstractionStarter]: For program point L837-1(lines 837 844) no Hoare annotation was computed. [2018-11-28 18:44:10,230 INFO L448 ceAbstractionStarter]: For program point L835(line 835) no Hoare annotation was computed. [2018-11-28 18:44:10,230 INFO L444 ceAbstractionStarter]: At program point L834(line 834) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:10,230 INFO L444 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 18:44:10,230 INFO L444 ceAbstractionStarter]: At program point L123(line 123) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 18:44:10,231 INFO L448 ceAbstractionStarter]: For program point L121(lines 121 129) no Hoare annotation was computed. [2018-11-28 18:44:10,231 INFO L444 ceAbstractionStarter]: At program point L119(line 119) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 18:44:10,231 INFO L448 ceAbstractionStarter]: For program point L119-1(line 119) no Hoare annotation was computed. [2018-11-28 18:44:10,231 INFO L448 ceAbstractionStarter]: For program point L117(lines 117 134) no Hoare annotation was computed. [2018-11-28 18:44:10,231 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 113 137) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-28 18:44:10,231 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 113 137) no Hoare annotation was computed. [2018-11-28 18:44:10,231 INFO L444 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= 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 18:44:10,231 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 113 137) no Hoare annotation was computed. [2018-11-28 18:44:10,231 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 291 305) no Hoare annotation was computed. [2018-11-28 18:44:10,232 INFO L444 ceAbstractionStarter]: At program point L297(line 297) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (= ~systemActive~0 1)) (.cse4 (not (= |old(~systemActive~0)| 1))) (.cse1 (= |old(~systemActive~0)| 0)) (.cse2 (not (= ~systemActive~0 0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3) (or .cse0 .cse4 .cse5) (or .cse5 .cse4 .cse6) (or .cse1 .cse6 .cse2) (or .cse3 .cse6))) [2018-11-28 18:44:10,232 INFO L448 ceAbstractionStarter]: For program point L295(lines 295 301) no Hoare annotation was computed. [2018-11-28 18:44:10,232 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 291 305) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= ~systemActive~0 1)) (.cse3 (not (= |old(~systemActive~0)| 1))) (.cse1 (= |old(~systemActive~0)| 0)) (.cse2 (not (= ~systemActive~0 0))) (.cse5 (= 0 ~pumpRunning~0)) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse4) (or .cse0 .cse5 .cse6) (or .cse4 .cse3 .cse7) (or .cse1 .cse7 .cse2) (or .cse5 .cse6 .cse7))) [2018-11-28 18:44:10,232 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 291 305) no Hoare annotation was computed. [2018-11-28 18:44:10,232 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 208 216) no Hoare annotation was computed. [2018-11-28 18:44:10,232 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 208 216) the Hoare annotation is: true [2018-11-28 18:44:10,232 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 208 216) no Hoare annotation was computed. [2018-11-28 18:44:10,233 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 272 290) the Hoare annotation is: true [2018-11-28 18:44:10,233 INFO L448 ceAbstractionStarter]: For program point L281(lines 281 285) no Hoare annotation was computed. [2018-11-28 18:44:10,233 INFO L451 ceAbstractionStarter]: At program point L279(line 279) the Hoare annotation is: true [2018-11-28 18:44:10,233 INFO L448 ceAbstractionStarter]: For program point L281-2(lines 281 285) no Hoare annotation was computed. [2018-11-28 18:44:10,233 INFO L448 ceAbstractionStarter]: For program point L279-1(line 279) no Hoare annotation was computed. [2018-11-28 18:44:10,233 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 272 290) no Hoare annotation was computed. [2018-11-28 18:44:10,233 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 272 290) no Hoare annotation was computed. [2018-11-28 18:44:10,233 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 992 998) no Hoare annotation was computed. [2018-11-28 18:44:10,233 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 992 998) the Hoare annotation is: true [2018-11-28 18:44:10,234 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 814 823) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:10,234 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 814 823) no Hoare annotation was computed. [2018-11-28 18:44:10,234 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 814 823) no Hoare annotation was computed. [2018-11-28 18:44:10,234 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 197 207) the Hoare annotation is: true [2018-11-28 18:44:10,234 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 197 207) no Hoare annotation was computed. [2018-11-28 18:44:10,234 INFO L451 ceAbstractionStarter]: At program point L202(line 202) the Hoare annotation is: true [2018-11-28 18:44:10,234 INFO L448 ceAbstractionStarter]: For program point L202-1(line 202) no Hoare annotation was computed. [2018-11-28 18:44:10,234 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 197 207) no Hoare annotation was computed. [2018-11-28 18:44:10,234 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 189 196) the Hoare annotation is: true [2018-11-28 18:44:10,234 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 189 196) no Hoare annotation was computed. [2018-11-28 18:44:10,235 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 189 196) no Hoare annotation was computed. [2018-11-28 18:44:10,235 INFO L448 ceAbstractionStarter]: For program point L961(lines 961 967) no Hoare annotation was computed. [2018-11-28 18:44:10,235 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 957 970) no Hoare annotation was computed. [2018-11-28 18:44:10,235 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 957 970) the Hoare annotation is: true [2018-11-28 18:44:10,235 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 957 970) no Hoare annotation was computed. [2018-11-28 18:44:10,235 INFO L444 ceAbstractionStarter]: At program point L158(line 158) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= 0 ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 18:44:10,235 INFO L448 ceAbstractionStarter]: For program point L158-1(lines 139 163) no Hoare annotation was computed. [2018-11-28 18:44:10,235 INFO L444 ceAbstractionStarter]: At program point L153(line 153) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~systemActive~0 0))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 (= processEnvironment_~tmp~2 ~methaneLevelCritical~0)) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2018-11-28 18:44:10,235 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 139 163) no Hoare annotation was computed. [2018-11-28 18:44:10,236 INFO L444 ceAbstractionStarter]: At program point L149(line 149) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse1 .cse0 (= processEnvironment_~tmp~2 ~methaneLevelCritical~0)) (or .cse1 (not (= 0 |old(~pumpRunning~0)|)) .cse0))) [2018-11-28 18:44:10,236 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 139 163) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-28 18:44:10,236 INFO L448 ceAbstractionStarter]: For program point L147(lines 147 155) no Hoare annotation was computed. [2018-11-28 18:44:10,236 INFO L444 ceAbstractionStarter]: At program point L145(line 145) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 18:44:10,236 INFO L448 ceAbstractionStarter]: For program point L145-1(line 145) no Hoare annotation was computed. [2018-11-28 18:44:10,236 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 160) no Hoare annotation was computed. [2018-11-28 18:44:10,236 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 79 85) no Hoare annotation was computed. [2018-11-28 18:44:10,236 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 79 85) the Hoare annotation is: true [2018-11-28 18:44:10,237 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 310 375) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:10,237 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 310 375) no Hoare annotation was computed. [2018-11-28 18:44:10,237 INFO L444 ceAbstractionStarter]: At program point L368(lines 319 369) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:10,237 INFO L444 ceAbstractionStarter]: At program point L358(line 358) the Hoare annotation is: (let ((.cse4 (= 0 ~pumpRunning~0)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse0 (not (= ~systemActive~0 0))) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse4 .cse2) (and .cse4 .cse1 .cse2) (and .cse3 .cse0 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 18:44:10,237 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 362) no Hoare annotation was computed. [2018-11-28 18:44:10,237 INFO L444 ceAbstractionStarter]: At program point L356-1(lines 350 363) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse0 (not (= ~systemActive~0 0))) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse1 .cse2) (and .cse4 .cse0 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse4 .cse3 .cse2))) [2018-11-28 18:44:10,237 INFO L448 ceAbstractionStarter]: For program point L321(lines 320 367) no Hoare annotation was computed. [2018-11-28 18:44:10,237 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 363) no Hoare annotation was computed. [2018-11-28 18:44:10,238 INFO L444 ceAbstractionStarter]: At program point L342(line 342) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and .cse2 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse0 .cse1))) [2018-11-28 18:44:10,238 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 346) no Hoare annotation was computed. [2018-11-28 18:44:10,238 INFO L448 ceAbstractionStarter]: For program point L340-1(lines 340 346) no Hoare annotation was computed. [2018-11-28 18:44:10,238 INFO L444 ceAbstractionStarter]: At program point L365(lines 320 367) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and .cse2 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse0 .cse1))) [2018-11-28 18:44:10,238 INFO L444 ceAbstractionStarter]: At program point L332(line 332) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and .cse2 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse0 .cse1))) [2018-11-28 18:44:10,238 INFO L448 ceAbstractionStarter]: For program point L330(lines 330 336) no Hoare annotation was computed. [2018-11-28 18:44:10,238 INFO L448 ceAbstractionStarter]: For program point L330-1(lines 330 336) no Hoare annotation was computed. [2018-11-28 18:44:10,238 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 310 375) no Hoare annotation was computed. [2018-11-28 18:44:10,238 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 326) no Hoare annotation was computed. [2018-11-28 18:44:10,238 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 164 171) the Hoare annotation is: (or (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (not (= ~methaneLevelCritical~0 0))) [2018-11-28 18:44:10,239 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 164 171) no Hoare annotation was computed. [2018-11-28 18:44:10,239 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 164 171) no Hoare annotation was computed. [2018-11-28 18:44:10,239 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 971 979) no Hoare annotation was computed. [2018-11-28 18:44:10,239 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 971 979) the Hoare annotation is: true [2018-11-28 18:44:10,239 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 971 979) no Hoare annotation was computed. [2018-11-28 18:44:10,239 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:44:10,239 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-28 18:44:10,239 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:44:10,239 INFO L444 ceAbstractionStarter]: At program point L177(line 177) the Hoare annotation is: (let ((.cse3 (= 0 ~pumpRunning~0)) (.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse3 .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:44:10,239 INFO L448 ceAbstractionStarter]: For program point L177-1(line 177) no Hoare annotation was computed. [2018-11-28 18:44:10,239 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 172 188) no Hoare annotation was computed. [2018-11-28 18:44:10,240 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 172 188) the Hoare annotation is: (let ((.cse3 (= 0 ~pumpRunning~0)) (.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse3 .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:44:10,240 INFO L444 ceAbstractionStarter]: At program point L183(line 183) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (and (= 0 ~pumpRunning~0) (= activatePump_~tmp~3 ~methaneLevelCritical~0)) (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:44:10,240 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 172 188) no Hoare annotation was computed. [2018-11-28 18:44:10,240 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 185) no Hoare annotation was computed. [2018-11-28 18:44:10,240 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 253 271) no Hoare annotation was computed. [2018-11-28 18:44:10,240 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 266) no Hoare annotation was computed. [2018-11-28 18:44:10,240 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 253 271) the Hoare annotation is: true [2018-11-28 18:44:10,240 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 253 271) no Hoare annotation was computed. [2018-11-28 18:44:10,240 INFO L451 ceAbstractionStarter]: At program point L260(line 260) the Hoare annotation is: true [2018-11-28 18:44:10,240 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 266) no Hoare annotation was computed. [2018-11-28 18:44:10,241 INFO L448 ceAbstractionStarter]: For program point L260-1(line 260) no Hoare annotation was computed. [2018-11-28 18:44:10,241 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 904 915) the Hoare annotation is: (let ((.cse2 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or (= ~systemActive~0 0) .cse2 .cse0) (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse1 (= ~methaneLevelCritical~0 1)))) [2018-11-28 18:44:10,241 INFO L448 ceAbstractionStarter]: For program point L908-1(lines 904 915) no Hoare annotation was computed. [2018-11-28 18:44:10,241 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 904 915) no Hoare annotation was computed. [2018-11-28 18:44:10,241 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 753 782) no Hoare annotation was computed. [2018-11-28 18:44:10,241 INFO L448 ceAbstractionStarter]: For program point L767(lines 767 771) no Hoare annotation was computed. [2018-11-28 18:44:10,241 INFO L451 ceAbstractionStarter]: At program point L767-1(lines 767 771) the Hoare annotation is: true [2018-11-28 18:44:10,241 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 753 782) the Hoare annotation is: true [2018-11-28 18:44:10,241 INFO L448 ceAbstractionStarter]: For program point L764(line 764) no Hoare annotation was computed. [2018-11-28 18:44:10,241 INFO L451 ceAbstractionStarter]: At program point L763-2(lines 763 777) the Hoare annotation is: true [2018-11-28 18:44:10,242 INFO L451 ceAbstractionStarter]: At program point L759(line 759) the Hoare annotation is: true [2018-11-28 18:44:10,242 INFO L448 ceAbstractionStarter]: For program point L759-1(line 759) no Hoare annotation was computed. [2018-11-28 18:44:10,242 INFO L451 ceAbstractionStarter]: At program point L778(lines 753 782) the Hoare annotation is: true [2018-11-28 18:44:10,242 INFO L448 ceAbstractionStarter]: For program point L774(line 774) no Hoare annotation was computed. [2018-11-28 18:44:10,242 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 916 924) the Hoare annotation is: true [2018-11-28 18:44:10,242 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 916 924) no Hoare annotation was computed. [2018-11-28 18:44:10,242 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 916 924) no Hoare annotation was computed. [2018-11-28 18:44:10,242 INFO L444 ceAbstractionStarter]: At program point L61(line 61) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:44:10,242 INFO L448 ceAbstractionStarter]: For program point L59(lines 58 77) no Hoare annotation was computed. [2018-11-28 18:44:10,243 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 55 78) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| 1))) (let ((.cse3 (not .cse6)) (.cse2 (= 1 ~waterLevel~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse8 (= ~systemActive~0 0)) (.cse7 (not (= ~waterLevel~0 1)))) (and (or .cse0 (and .cse1 .cse2) .cse3 .cse4) (or .cse5 .cse0 .cse1) (or .cse5 .cse6 .cse0 .cse7) (or .cse5 .cse0 .cse3 .cse2) (or .cse6 .cse8 .cse7 .cse4) (or .cse6 .cse0 (and .cse1 .cse7) .cse4) (or .cse5 .cse6 .cse8 .cse7)))) [2018-11-28 18:44:10,243 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 55 78) no Hoare annotation was computed. [2018-11-28 18:44:10,243 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 55 78) no Hoare annotation was computed. [2018-11-28 18:44:10,243 INFO L444 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| 1))) (let ((.cse1 (= 1 ~waterLevel~0)) (.cse5 (not (= ~systemActive~0 0))) (.cse2 (not .cse7)) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= 0 ~pumpRunning~0)) (.cse8 (not (= ~waterLevel~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse3 (and .cse4 .cse5)) (or .cse6 .cse7 .cse0 (and .cse5 .cse8)) (or (and .cse1 .cse5) .cse6 .cse0 .cse2) (or .cse6 .cse0 .cse4) (or .cse8 .cse7 .cse0 .cse3)))) [2018-11-28 18:44:10,243 INFO L444 ceAbstractionStarter]: At program point L66(lines 66 72) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| 1))) (let ((.cse3 (not .cse6)) (.cse2 (= 1 ~waterLevel~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (= ~systemActive~0 0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse7 (not (= ~waterLevel~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (and .cse1 .cse2) .cse3 .cse4) (or .cse5 .cse0 .cse1) (or .cse5 .cse6 .cse0 .cse7) (or .cse5 .cse0 .cse3 .cse2) (or .cse5 .cse8 .cse1) (or .cse6 .cse0 (and (not .cse8) .cse7) (and .cse1 .cse7) .cse4)))) [2018-11-28 18:44:10,243 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 880 891) the Hoare annotation is: true [2018-11-28 18:44:10,243 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 880 891) no Hoare annotation was computed. [2018-11-28 18:44:10,243 INFO L448 ceAbstractionStarter]: For program point L884-1(lines 880 891) no Hoare annotation was computed. [2018-11-28 18:44:10,244 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 807 813) no Hoare annotation was computed. [2018-11-28 18:44:10,244 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 807 813) the Hoare annotation is: true [2018-11-28 18:44:10,244 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:44:10,244 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-28 18:44:10,244 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 18:44:10,244 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:44:10,244 INFO L444 ceAbstractionStarter]: At program point L97(line 97) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (and (= 0 ~pumpRunning~0) (not (= ~waterLevel~0 1))))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1 .cse0))) [2018-11-28 18:44:10,244 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 87 111) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-28 18:44:10,244 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 103) no Hoare annotation was computed. [2018-11-28 18:44:10,245 INFO L444 ceAbstractionStarter]: At program point L93(line 93) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= 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 18:44:10,245 INFO L448 ceAbstractionStarter]: For program point L93-1(line 93) no Hoare annotation was computed. [2018-11-28 18:44:10,245 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 87 111) no Hoare annotation was computed. [2018-11-28 18:44:10,245 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 108) no Hoare annotation was computed. [2018-11-28 18:44:10,245 INFO L444 ceAbstractionStarter]: At program point L106(line 106) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 18:44:10,245 INFO L448 ceAbstractionStarter]: For program point L106-1(lines 87 111) no Hoare annotation was computed. [2018-11-28 18:44:10,245 INFO L444 ceAbstractionStarter]: At program point L101(line 101) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (and (= 0 ~pumpRunning~0) (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2018-11-28 18:44:10,245 INFO L448 ceAbstractionStarter]: For program point L896-1(lines 892 903) no Hoare annotation was computed. [2018-11-28 18:44:10,245 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 892 903) no Hoare annotation was computed. [2018-11-28 18:44:10,246 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 892 903) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (= 1 ~waterLevel~0)) (.cse1 (not (= |old(~waterLevel~0)| 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse2 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:44:10,246 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 377 384) no Hoare annotation was computed. [2018-11-28 18:44:10,246 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 381) no Hoare annotation was computed. [2018-11-28 18:44:10,246 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 377 384) the Hoare annotation is: true [2018-11-28 18:44:10,246 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 377 384) no Hoare annotation was computed. [2018-11-28 18:44:10,246 INFO L444 ceAbstractionStarter]: At program point L865(line 865) 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 18:44:10,246 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 869) no Hoare annotation was computed. [2018-11-28 18:44:10,246 INFO L444 ceAbstractionStarter]: At program point L861(line 861) 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 18:44:10,246 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 851 875) the Hoare annotation is: true [2018-11-28 18:44:10,247 INFO L448 ceAbstractionStarter]: For program point L861-1(line 861) no Hoare annotation was computed. [2018-11-28 18:44:10,247 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 872) no Hoare annotation was computed. [2018-11-28 18:44:10,247 INFO L448 ceAbstractionStarter]: For program point L859-1(lines 851 875) no Hoare annotation was computed. [2018-11-28 18:44:10,247 INFO L451 ceAbstractionStarter]: At program point L857(line 857) the Hoare annotation is: true [2018-11-28 18:44:10,247 INFO L448 ceAbstractionStarter]: For program point L857-1(line 857) no Hoare annotation was computed. [2018-11-28 18:44:10,247 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 851 875) no Hoare annotation was computed. [2018-11-28 18:44:10,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 06:44:10 BoogieIcfgContainer [2018-11-28 18:44:10,262 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 18:44:10,263 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 18:44:10,263 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 18:44:10,263 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 18:44:10,263 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:43:41" (3/4) ... [2018-11-28 18:44:10,267 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 18:44:10,275 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 18:44:10,275 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 18:44:10,275 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 18:44:10,276 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-28 18:44:10,276 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-28 18:44:10,276 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 18:44:10,276 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-28 18:44:10,276 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 18:44:10,276 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 18:44:10,276 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 18:44:10,276 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 18:44:10,276 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 18:44:10,276 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 18:44:10,276 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 18:44:10,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 18:44:10,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-28 18:44:10,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-28 18:44:10,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 18:44:10,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 18:44:10,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 18:44:10,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 18:44:10,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 18:44:10,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 18:44:10,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 18:44:10,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 18:44:10,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 18:44:10,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 18:44:10,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 18:44:10,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 18:44:10,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-28 18:44:10,289 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2018-11-28 18:44:10,293 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-28 18:44:10,294 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 18:44:10,295 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-28 18:44:10,295 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 18:44:10,298 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 18:44:10,352 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0) [2018-11-28 18:44:10,352 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 18:44:10,431 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 18:44:10,431 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 18:44:10,432 INFO L168 Benchmark]: Toolchain (without parser) took 30907.60 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 362.3 MB). Free memory was 947.3 MB in the beginning and 990.3 MB in the end (delta: -42.9 MB). Peak memory consumption was 319.3 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:10,433 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:44:10,433 INFO L168 Benchmark]: CACSL2BoogieTranslator took 816.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -169.3 MB). Peak memory consumption was 45.1 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:10,435 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:10,436 INFO L168 Benchmark]: Boogie Preprocessor took 61.13 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:44:10,436 INFO L168 Benchmark]: RCFGBuilder took 1303.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.1 MB). Peak memory consumption was 52.1 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:10,436 INFO L168 Benchmark]: TraceAbstraction took 28505.92 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 239.1 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 54.6 MB). Peak memory consumption was 433.0 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:10,436 INFO L168 Benchmark]: Witness Printer took 169.00 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 990.3 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:10,441 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 816.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -169.3 MB). Peak memory consumption was 45.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 61.13 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1303.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.1 MB). Peak memory consumption was 52.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 28505.92 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 239.1 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 54.6 MB). Peak memory consumption was 433.0 MB. Max. memory is 11.5 GB. * Witness Printer took 169.00 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 990.3 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 381]: 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: 319]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: (((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0) - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 31 procedures, 169 locations, 1 error locations. SAFE Result, 28.3s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 14.9s AutomataDifference, 0.0s DeadEndRemovalTime, 7.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 2188 SDtfs, 1484 SDslu, 9139 SDs, 0 SdLazy, 3211 SolverSat, 167 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 402 GetRequests, 303 SyntacticMatches, 3 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 293 ImplicationChecksByTransitivity, 4.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1827occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 10 MinimizatonAttempts, 83 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 71 LocationsWithAnnotation, 3722 PreInvPairs, 3949 NumberOfFragments, 1723 HoareAnnotationTreeSize, 3722 FomulaSimplifications, 2490 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 71 FomulaSimplificationsInter, 14116 FormulaSimplificationTreeSizeReductionInter, 6.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.1s InterpolantComputationTime, 1137 NumberOfCodeBlocks, 1137 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1125 ConstructedInterpolants, 0 QuantifiedInterpolants, 191894 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1679 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 115/119 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...