./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec1_product48_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_product48_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 79b21ff72ec330797470eae9e06bb1504f09bc51 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 18:43:32,553 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 18:43:32,554 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 18:43:32,572 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 18:43:32,572 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 18:43:32,573 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 18:43:32,575 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 18:43:32,576 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 18:43:32,578 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 18:43:32,579 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 18:43:32,580 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 18:43:32,580 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 18:43:32,581 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 18:43:32,582 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 18:43:32,583 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 18:43:32,584 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 18:43:32,585 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 18:43:32,587 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 18:43:32,592 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 18:43:32,599 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 18:43:32,601 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 18:43:32,606 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 18:43:32,608 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 18:43:32,609 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 18:43:32,609 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 18:43:32,610 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 18:43:32,613 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 18:43:32,614 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 18:43:32,616 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 18:43:32,617 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 18:43:32,619 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 18:43:32,622 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 18:43:32,622 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 18:43:32,622 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 18:43:32,624 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 18:43:32,624 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 18:43:32,625 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 18:43:32,644 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 18:43:32,644 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 18:43:32,645 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 18:43:32,645 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 18:43:32,646 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 18:43:32,646 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 18:43:32,646 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 18:43:32,646 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 18:43:32,647 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 18:43:32,647 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 18:43:32,647 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 18:43:32,647 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 18:43:32,647 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 18:43:32,647 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 18:43:32,648 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 18:43:32,652 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 18:43:32,652 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 18:43:32,652 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 18:43:32,653 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 18:43:32,653 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 18:43:32,653 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 18:43:32,653 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 18:43:32,653 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 18:43:32,653 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 18:43:32,656 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 18:43:32,656 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 18:43:32,656 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 18:43:32,657 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 18:43:32,657 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 18:43:32,657 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 18:43:32,657 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 -> 79b21ff72ec330797470eae9e06bb1504f09bc51 [2018-11-28 18:43:32,724 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 18:43:32,740 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 18:43:32,744 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 18:43:32,746 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 18:43:32,746 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 18:43:32,747 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec1_product48_true-unreach-call_false-termination.cil.c [2018-11-28 18:43:32,811 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72424d0cc/c9409003d6044de4bc2c8e0cbfe246a9/FLAG503e5aea3 [2018-11-28 18:43:33,313 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 18:43:33,314 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec1_product48_true-unreach-call_false-termination.cil.c [2018-11-28 18:43:33,335 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72424d0cc/c9409003d6044de4bc2c8e0cbfe246a9/FLAG503e5aea3 [2018-11-28 18:43:33,629 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72424d0cc/c9409003d6044de4bc2c8e0cbfe246a9 [2018-11-28 18:43:33,633 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 18:43:33,635 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 18:43:33,636 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 18:43:33,636 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 18:43:33,641 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 18:43:33,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:43:33" (1/1) ... [2018-11-28 18:43:33,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a6b893b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:33, skipping insertion in model container [2018-11-28 18:43:33,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:43:33" (1/1) ... [2018-11-28 18:43:33,654 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 18:43:33,718 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 18:43:34,197 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:43:34,234 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 18:43:34,372 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:43:34,575 INFO L195 MainTranslator]: Completed translation [2018-11-28 18:43:34,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:34 WrapperNode [2018-11-28 18:43:34,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 18:43:34,577 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 18:43:34,578 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 18:43:34,578 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 18:43:34,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:34" (1/1) ... [2018-11-28 18:43:34,622 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:34" (1/1) ... [2018-11-28 18:43:34,639 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 18:43:34,640 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 18:43:34,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 18:43:34,640 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 18:43:34,652 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:34" (1/1) ... [2018-11-28 18:43:34,653 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:34" (1/1) ... [2018-11-28 18:43:34,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:34" (1/1) ... [2018-11-28 18:43:34,667 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:34" (1/1) ... [2018-11-28 18:43:34,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:34" (1/1) ... [2018-11-28 18:43:34,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:34" (1/1) ... [2018-11-28 18:43:34,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:34" (1/1) ... [2018-11-28 18:43:34,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 18:43:34,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 18:43:34,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 18:43:34,719 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 18:43:34,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:34" (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 18:43:34,773 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 18:43:34,774 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 18:43:34,774 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 18:43:34,774 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 18:43:34,774 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-28 18:43:34,774 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-28 18:43:34,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 18:43:34,775 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 18:43:34,775 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 18:43:34,775 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 18:43:34,775 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 18:43:34,776 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 18:43:34,776 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 18:43:34,776 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 18:43:34,776 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 18:43:34,777 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 18:43:34,777 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 18:43:34,777 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 18:43:34,777 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 18:43:34,777 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 18:43:34,778 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 18:43:34,778 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 18:43:34,778 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 18:43:34,778 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 18:43:34,778 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 18:43:34,778 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 18:43:34,778 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 18:43:34,778 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 18:43:34,779 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 18:43:34,780 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-28 18:43:34,780 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-28 18:43:34,780 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 18:43:34,780 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 18:43:34,780 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 18:43:34,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 18:43:34,780 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 18:43:34,780 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 18:43:34,782 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 18:43:34,782 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 18:43:34,782 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 18:43:34,782 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 18:43:34,782 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 18:43:34,782 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 18:43:34,782 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 18:43:34,783 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 18:43:34,784 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 18:43:34,784 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 18:43:34,784 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-28 18:43:34,784 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-28 18:43:34,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 18:43:34,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 18:43:34,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 18:43:34,785 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 18:43:34,785 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 18:43:34,785 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 18:43:34,785 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 18:43:34,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 18:43:34,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 18:43:34,785 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-28 18:43:34,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-28 18:43:35,858 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 18:43:35,858 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 18:43:35,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:43:35 BoogieIcfgContainer [2018-11-28 18:43:35,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 18:43:35,860 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 18:43:35,860 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 18:43:35,864 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 18:43:35,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 06:43:33" (1/3) ... [2018-11-28 18:43:35,865 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69e7c57d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:43:35, skipping insertion in model container [2018-11-28 18:43:35,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:34" (2/3) ... [2018-11-28 18:43:35,865 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69e7c57d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:43:35, skipping insertion in model container [2018-11-28 18:43:35,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:43:35" (3/3) ... [2018-11-28 18:43:35,869 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product48_true-unreach-call_false-termination.cil.c [2018-11-28 18:43:35,880 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 18:43:35,894 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 18:43:35,915 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 18:43:35,958 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 18:43:35,959 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 18:43:35,959 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 18:43:35,959 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 18:43:35,959 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 18:43:35,959 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 18:43:35,959 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 18:43:35,959 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 18:43:35,961 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 18:43:35,990 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states. [2018-11-28 18:43:36,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-28 18:43:36,002 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:36,003 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 18:43:36,006 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:36,013 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:36,013 INFO L82 PathProgramCache]: Analyzing trace with hash -1039050909, now seen corresponding path program 1 times [2018-11-28 18:43:36,015 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:36,016 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:36,070 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:36,070 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:36,070 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:36,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:36,362 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 18:43:36,365 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:36,366 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 18:43:36,370 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 18:43:36,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 18:43:36,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 18:43:36,387 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 2 states. [2018-11-28 18:43:36,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:36,448 INFO L93 Difference]: Finished difference Result 280 states and 349 transitions. [2018-11-28 18:43:36,448 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 18:43:36,450 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-28 18:43:36,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:36,464 INFO L225 Difference]: With dead ends: 280 [2018-11-28 18:43:36,465 INFO L226 Difference]: Without dead ends: 140 [2018-11-28 18:43:36,470 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 18:43:36,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2018-11-28 18:43:36,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2018-11-28 18:43:36,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2018-11-28 18:43:36,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 166 transitions. [2018-11-28 18:43:36,536 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 166 transitions. Word has length 46 [2018-11-28 18:43:36,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:36,537 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 166 transitions. [2018-11-28 18:43:36,538 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 18:43:36,538 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 166 transitions. [2018-11-28 18:43:36,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-28 18:43:36,542 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:36,542 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 18:43:36,543 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:36,543 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:36,543 INFO L82 PathProgramCache]: Analyzing trace with hash -1886519307, now seen corresponding path program 1 times [2018-11-28 18:43:36,544 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:36,545 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:36,546 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:36,546 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:36,546 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:36,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:36,762 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 18:43:36,762 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:36,762 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:43:36,765 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:43:36,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:43:36,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:43:36,766 INFO L87 Difference]: Start difference. First operand 140 states and 166 transitions. Second operand 3 states. [2018-11-28 18:43:36,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:36,794 INFO L93 Difference]: Finished difference Result 219 states and 259 transitions. [2018-11-28 18:43:36,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:43:36,795 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-11-28 18:43:36,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:36,799 INFO L225 Difference]: With dead ends: 219 [2018-11-28 18:43:36,799 INFO L226 Difference]: Without dead ends: 131 [2018-11-28 18:43:36,800 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 18:43:36,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2018-11-28 18:43:36,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2018-11-28 18:43:36,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2018-11-28 18:43:36,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 154 transitions. [2018-11-28 18:43:36,821 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 154 transitions. Word has length 47 [2018-11-28 18:43:36,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:36,822 INFO L480 AbstractCegarLoop]: Abstraction has 131 states and 154 transitions. [2018-11-28 18:43:36,822 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:43:36,822 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 154 transitions. [2018-11-28 18:43:36,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-28 18:43:36,825 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:36,826 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:43:36,826 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:36,826 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:36,826 INFO L82 PathProgramCache]: Analyzing trace with hash -443527011, now seen corresponding path program 1 times [2018-11-28 18:43:36,827 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:36,827 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:36,829 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:36,829 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:36,829 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:36,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:37,195 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 18:43:37,195 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:37,196 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 18:43:37,196 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 18:43:37,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 18:43:37,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:43:37,198 INFO L87 Difference]: Start difference. First operand 131 states and 154 transitions. Second operand 7 states. [2018-11-28 18:43:38,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:38,766 INFO L93 Difference]: Finished difference Result 395 states and 482 transitions. [2018-11-28 18:43:38,767 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 18:43:38,768 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-11-28 18:43:38,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:38,776 INFO L225 Difference]: With dead ends: 395 [2018-11-28 18:43:38,776 INFO L226 Difference]: Without dead ends: 288 [2018-11-28 18:43:38,778 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 18:43:38,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2018-11-28 18:43:38,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 276. [2018-11-28 18:43:38,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276 states. [2018-11-28 18:43:38,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 336 transitions. [2018-11-28 18:43:38,821 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 336 transitions. Word has length 52 [2018-11-28 18:43:38,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:38,821 INFO L480 AbstractCegarLoop]: Abstraction has 276 states and 336 transitions. [2018-11-28 18:43:38,821 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 18:43:38,822 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 336 transitions. [2018-11-28 18:43:38,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-28 18:43:38,826 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:38,826 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 18:43:38,826 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:38,826 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:38,827 INFO L82 PathProgramCache]: Analyzing trace with hash 1392303490, now seen corresponding path program 1 times [2018-11-28 18:43:38,827 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:38,827 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:38,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:38,828 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:38,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:38,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:39,013 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 18:43:39,014 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:39,014 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:43:39,015 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:43:39,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:43:39,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:43:39,018 INFO L87 Difference]: Start difference. First operand 276 states and 336 transitions. Second operand 6 states. [2018-11-28 18:43:40,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:40,138 INFO L93 Difference]: Finished difference Result 765 states and 956 transitions. [2018-11-28 18:43:40,140 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:43:40,140 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2018-11-28 18:43:40,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:40,146 INFO L225 Difference]: With dead ends: 765 [2018-11-28 18:43:40,146 INFO L226 Difference]: Without dead ends: 513 [2018-11-28 18:43:40,150 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 18:43:40,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states. [2018-11-28 18:43:40,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 507. [2018-11-28 18:43:40,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 507 states. [2018-11-28 18:43:40,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 507 states and 622 transitions. [2018-11-28 18:43:40,235 INFO L78 Accepts]: Start accepts. Automaton has 507 states and 622 transitions. Word has length 57 [2018-11-28 18:43:40,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:40,236 INFO L480 AbstractCegarLoop]: Abstraction has 507 states and 622 transitions. [2018-11-28 18:43:40,236 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:43:40,236 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 622 transitions. [2018-11-28 18:43:40,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-28 18:43:40,243 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:40,243 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 18:43:40,243 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:40,244 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:40,244 INFO L82 PathProgramCache]: Analyzing trace with hash 85735846, now seen corresponding path program 1 times [2018-11-28 18:43:40,244 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:40,244 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:40,246 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:40,247 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:40,247 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:40,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:40,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:43:40,511 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:40,512 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 18:43:40,512 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 18:43:40,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 18:43:40,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:43:40,513 INFO L87 Difference]: Start difference. First operand 507 states and 622 transitions. Second operand 7 states. [2018-11-28 18:43:41,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:41,450 INFO L93 Difference]: Finished difference Result 1346 states and 1759 transitions. [2018-11-28 18:43:41,451 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 18:43:41,451 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2018-11-28 18:43:41,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:41,458 INFO L225 Difference]: With dead ends: 1346 [2018-11-28 18:43:41,458 INFO L226 Difference]: Without dead ends: 863 [2018-11-28 18:43:41,461 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-28 18:43:41,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2018-11-28 18:43:41,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 765. [2018-11-28 18:43:41,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 765 states. [2018-11-28 18:43:41,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 765 states and 927 transitions. [2018-11-28 18:43:41,534 INFO L78 Accepts]: Start accepts. Automaton has 765 states and 927 transitions. Word has length 61 [2018-11-28 18:43:41,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:41,535 INFO L480 AbstractCegarLoop]: Abstraction has 765 states and 927 transitions. [2018-11-28 18:43:41,535 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 18:43:41,535 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 927 transitions. [2018-11-28 18:43:41,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-28 18:43:41,541 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:41,541 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:43:41,542 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:41,542 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:41,542 INFO L82 PathProgramCache]: Analyzing trace with hash -1206568851, now seen corresponding path program 1 times [2018-11-28 18:43:41,542 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:41,542 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:41,545 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:41,546 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:41,546 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:41,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:41,918 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-28 18:43:41,929 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 18:43:41,929 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:41,929 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 18:43:41,930 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 18:43:41,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 18:43:41,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 18:43:41,931 INFO L87 Difference]: Start difference. First operand 765 states and 927 transitions. Second operand 4 states. [2018-11-28 18:43:43,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:43,517 INFO L93 Difference]: Finished difference Result 2836 states and 3648 transitions. [2018-11-28 18:43:43,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 18:43:43,519 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 99 [2018-11-28 18:43:43,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:43,535 INFO L225 Difference]: With dead ends: 2836 [2018-11-28 18:43:43,535 INFO L226 Difference]: Without dead ends: 2095 [2018-11-28 18:43:43,540 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 18:43:43,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2095 states. [2018-11-28 18:43:43,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2095 to 2049. [2018-11-28 18:43:43,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2049 states. [2018-11-28 18:43:43,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 2049 states and 2569 transitions. [2018-11-28 18:43:43,691 INFO L78 Accepts]: Start accepts. Automaton has 2049 states and 2569 transitions. Word has length 99 [2018-11-28 18:43:43,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:43,692 INFO L480 AbstractCegarLoop]: Abstraction has 2049 states and 2569 transitions. [2018-11-28 18:43:43,692 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 18:43:43,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2049 states and 2569 transitions. [2018-11-28 18:43:43,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-28 18:43:43,699 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:43,700 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:43:43,701 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:43,701 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:43,701 INFO L82 PathProgramCache]: Analyzing trace with hash -1198809492, now seen corresponding path program 1 times [2018-11-28 18:43:43,701 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:43,701 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:43,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:43,704 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:43,704 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:43,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:44,118 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 18:43:44,118 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:44,119 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:43:44,119 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:43:44,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:43:44,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:43:44,121 INFO L87 Difference]: Start difference. First operand 2049 states and 2569 transitions. Second operand 6 states. [2018-11-28 18:43:44,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:44,603 INFO L93 Difference]: Finished difference Result 4158 states and 5438 transitions. [2018-11-28 18:43:44,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 18:43:44,605 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 99 [2018-11-28 18:43:44,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:44,621 INFO L225 Difference]: With dead ends: 4158 [2018-11-28 18:43:44,621 INFO L226 Difference]: Without dead ends: 2133 [2018-11-28 18:43:44,629 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:43:44,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2133 states. [2018-11-28 18:43:44,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2133 to 2109. [2018-11-28 18:43:44,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2109 states. [2018-11-28 18:43:44,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 2109 states and 2633 transitions. [2018-11-28 18:43:44,778 INFO L78 Accepts]: Start accepts. Automaton has 2109 states and 2633 transitions. Word has length 99 [2018-11-28 18:43:44,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:44,778 INFO L480 AbstractCegarLoop]: Abstraction has 2109 states and 2633 transitions. [2018-11-28 18:43:44,778 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:43:44,778 INFO L276 IsEmpty]: Start isEmpty. Operand 2109 states and 2633 transitions. [2018-11-28 18:43:44,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-28 18:43:44,785 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:44,785 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:43:44,785 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:44,786 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:44,786 INFO L82 PathProgramCache]: Analyzing trace with hash -305323154, now seen corresponding path program 1 times [2018-11-28 18:43:44,786 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:44,786 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:44,789 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:44,789 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:44,789 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:44,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:45,501 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 18:43:45,502 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:45,502 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 18:43:45,502 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 18:43:45,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 18:43:45,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 18:43:45,503 INFO L87 Difference]: Start difference. First operand 2109 states and 2633 transitions. Second operand 8 states. [2018-11-28 18:43:45,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:45,925 INFO L93 Difference]: Finished difference Result 3832 states and 4932 transitions. [2018-11-28 18:43:45,926 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:43:45,926 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 99 [2018-11-28 18:43:45,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:45,940 INFO L225 Difference]: With dead ends: 3832 [2018-11-28 18:43:45,940 INFO L226 Difference]: Without dead ends: 1747 [2018-11-28 18:43:45,950 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 18:43:45,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1747 states. [2018-11-28 18:43:46,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1747 to 1747. [2018-11-28 18:43:46,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1747 states. [2018-11-28 18:43:46,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1747 states and 2151 transitions. [2018-11-28 18:43:46,143 INFO L78 Accepts]: Start accepts. Automaton has 1747 states and 2151 transitions. Word has length 99 [2018-11-28 18:43:46,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:46,144 INFO L480 AbstractCegarLoop]: Abstraction has 1747 states and 2151 transitions. [2018-11-28 18:43:46,145 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 18:43:46,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 2151 transitions. [2018-11-28 18:43:46,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-28 18:43:46,152 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:46,152 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 18:43:46,153 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:46,153 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:46,153 INFO L82 PathProgramCache]: Analyzing trace with hash 692991765, now seen corresponding path program 1 times [2018-11-28 18:43:46,153 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:46,153 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:46,156 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:46,156 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:46,156 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:46,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:46,873 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 18:43:46,873 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 18:43:46,873 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 18:43:46,885 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:47,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:47,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 18:43:48,595 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 18:43:48,625 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 18:43:48,625 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-28 18:43:48,626 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 18:43:48,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 18:43:48,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-28 18:43:48,627 INFO L87 Difference]: Start difference. First operand 1747 states and 2151 transitions. Second operand 19 states. [2018-11-28 18:43:55,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:55,354 INFO L93 Difference]: Finished difference Result 3440 states and 4282 transitions. [2018-11-28 18:43:55,355 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 18:43:55,355 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 103 [2018-11-28 18:43:55,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:55,369 INFO L225 Difference]: With dead ends: 3440 [2018-11-28 18:43:55,369 INFO L226 Difference]: Without dead ends: 1717 [2018-11-28 18:43:55,376 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 98 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-28 18:43:55,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1717 states. [2018-11-28 18:43:55,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1717 to 1717. [2018-11-28 18:43:55,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1717 states. [2018-11-28 18:43:55,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 1717 states and 2069 transitions. [2018-11-28 18:43:55,497 INFO L78 Accepts]: Start accepts. Automaton has 1717 states and 2069 transitions. Word has length 103 [2018-11-28 18:43:55,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:55,498 INFO L480 AbstractCegarLoop]: Abstraction has 1717 states and 2069 transitions. [2018-11-28 18:43:55,498 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 18:43:55,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 2069 transitions. [2018-11-28 18:43:55,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-28 18:43:55,508 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:55,508 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:43:55,509 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:55,509 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:55,509 INFO L82 PathProgramCache]: Analyzing trace with hash 333752362, now seen corresponding path program 1 times [2018-11-28 18:43:55,509 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:55,509 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:55,512 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:55,513 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:55,513 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:55,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:55,818 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 22 proven. 4 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-28 18:43:55,818 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 18:43:55,819 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 18:43:55,838 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:55,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:55,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 18:43:56,058 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-28 18:43:56,090 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 18:43:56,090 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2018-11-28 18:43:56,091 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:43:56,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:43:56,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:43:56,092 INFO L87 Difference]: Start difference. First operand 1717 states and 2069 transitions. Second operand 6 states. [2018-11-28 18:43:58,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:58,059 INFO L93 Difference]: Finished difference Result 3937 states and 5013 transitions. [2018-11-28 18:43:58,060 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 18:43:58,061 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 159 [2018-11-28 18:43:58,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:58,079 INFO L225 Difference]: With dead ends: 3937 [2018-11-28 18:43:58,080 INFO L226 Difference]: Without dead ends: 2568 [2018-11-28 18:43:58,086 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-11-28 18:43:58,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2568 states. [2018-11-28 18:43:58,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2568 to 2231. [2018-11-28 18:43:58,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2231 states. [2018-11-28 18:43:58,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2231 states to 2231 states and 2705 transitions. [2018-11-28 18:43:58,252 INFO L78 Accepts]: Start accepts. Automaton has 2231 states and 2705 transitions. Word has length 159 [2018-11-28 18:43:58,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:58,252 INFO L480 AbstractCegarLoop]: Abstraction has 2231 states and 2705 transitions. [2018-11-28 18:43:58,252 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:43:58,253 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 2705 transitions. [2018-11-28 18:43:58,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-28 18:43:58,262 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:58,262 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:43:58,262 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:58,263 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:58,263 INFO L82 PathProgramCache]: Analyzing trace with hash -2090589296, now seen corresponding path program 1 times [2018-11-28 18:43:58,263 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:58,263 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:58,266 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:58,267 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:58,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:58,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:59,073 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-28 18:43:59,073 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 18:43:59,074 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 18:43:59,083 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:59,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:59,217 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 18:43:59,439 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-28 18:43:59,461 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 18:43:59,461 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-28 18:43:59,462 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 18:43:59,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 18:43:59,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-28 18:43:59,463 INFO L87 Difference]: Start difference. First operand 2231 states and 2705 transitions. Second operand 19 states. [2018-11-28 18:44:00,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:44:00,818 INFO L93 Difference]: Finished difference Result 3927 states and 4849 transitions. [2018-11-28 18:44:00,822 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 18:44:00,822 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 155 [2018-11-28 18:44:00,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:44:00,823 INFO L225 Difference]: With dead ends: 3927 [2018-11-28 18:44:00,824 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 18:44:00,835 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 152 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-28 18:44:00,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 18:44:00,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 18:44:00,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 18:44:00,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 18:44:00,836 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155 [2018-11-28 18:44:00,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:44:00,836 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 18:44:00,836 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 18:44:00,836 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 18:44:00,837 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 18:44:00,844 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 18:44:00,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:00,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:00,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,009 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,039 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,278 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,431 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,597 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,598 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:01,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,061 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,071 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,071 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,072 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,089 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:44:02,970 WARN L180 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 16 [2018-11-28 18:44:03,792 WARN L180 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 15 [2018-11-28 18:44:05,015 WARN L180 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 37 DAG size of output: 28 [2018-11-28 18:44:05,312 WARN L180 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 1 [2018-11-28 18:44:06,380 WARN L180 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 69 DAG size of output: 21 [2018-11-28 18:44:06,780 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 28 [2018-11-28 18:44:08,144 WARN L180 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 38 DAG size of output: 29 [2018-11-28 18:44:08,459 WARN L180 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 21 [2018-11-28 18:44:08,847 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 1 [2018-11-28 18:44:09,214 WARN L180 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 23 [2018-11-28 18:44:09,494 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 19 [2018-11-28 18:44:09,763 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 19 [2018-11-28 18:44:10,045 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 19 [2018-11-28 18:44:10,536 WARN L180 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 28 [2018-11-28 18:44:11,179 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 23 [2018-11-28 18:44:11,530 WARN L180 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 22 [2018-11-28 18:44:11,745 WARN L180 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 23 [2018-11-28 18:44:11,913 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 19 [2018-11-28 18:44:12,261 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 17 [2018-11-28 18:44:12,617 WARN L180 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 28 [2018-11-28 18:44:13,097 WARN L180 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 24 [2018-11-28 18:44:13,190 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 955 961) the Hoare annotation is: true [2018-11-28 18:44:13,190 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 955 961) no Hoare annotation was computed. [2018-11-28 18:44:13,190 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 962 970) no Hoare annotation was computed. [2018-11-28 18:44:13,190 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 962 970) the Hoare annotation is: true [2018-11-28 18:44:13,190 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 962 970) no Hoare annotation was computed. [2018-11-28 18:44:13,191 INFO L444 ceAbstractionStarter]: At program point L225(line 225) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:13,191 INFO L444 ceAbstractionStarter]: At program point L225-1(line 225) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:13,191 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 219 241) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:13,192 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 219 241) no Hoare annotation was computed. [2018-11-28 18:44:13,192 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 219 241) no Hoare annotation was computed. [2018-11-28 18:44:13,192 INFO L444 ceAbstractionStarter]: At program point L231(line 231) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:13,192 INFO L444 ceAbstractionStarter]: At program point L231-1(line 231) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:13,192 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 236) no Hoare annotation was computed. [2018-11-28 18:44:13,193 INFO L448 ceAbstractionStarter]: For program point L229-1(lines 229 236) no Hoare annotation was computed. [2018-11-28 18:44:13,193 INFO L448 ceAbstractionStarter]: For program point L227(line 227) no Hoare annotation was computed. [2018-11-28 18:44:13,193 INFO L444 ceAbstractionStarter]: At program point L226(line 226) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:13,193 INFO L444 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 18:44:13,194 INFO L448 ceAbstractionStarter]: For program point L695-1(lines 676 700) no Hoare annotation was computed. [2018-11-28 18:44:13,194 INFO L444 ceAbstractionStarter]: At program point L690(line 690) the Hoare annotation is: (let ((.cse1 (= 0 processEnvironment__wrappee__methaneQuery_~tmp~5)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 (and .cse1 .cse2)) (or (and (= 0 ~pumpRunning~0) .cse1 .cse2) .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:44:13,194 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 676 700) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-28 18:44:13,194 INFO L444 ceAbstractionStarter]: At program point L686(line 686) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (and .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) .cse2) (or (and .cse0 (= 0 ~pumpRunning~0) .cse1) .cse2 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:44:13,194 INFO L448 ceAbstractionStarter]: For program point L684(lines 684 692) no Hoare annotation was computed. [2018-11-28 18:44:13,194 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 676 700) no Hoare annotation was computed. [2018-11-28 18:44:13,195 INFO L444 ceAbstractionStarter]: At program point L682(line 682) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (and (= 0 ~pumpRunning~0) .cse1) (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:44:13,195 INFO L448 ceAbstractionStarter]: For program point L682-1(line 682) no Hoare annotation was computed. [2018-11-28 18:44:13,195 INFO L448 ceAbstractionStarter]: For program point L680(lines 680 697) no Hoare annotation was computed. [2018-11-28 18:44:13,195 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 835 849) no Hoare annotation was computed. [2018-11-28 18:44:13,195 INFO L444 ceAbstractionStarter]: At program point L841(line 841) the Hoare annotation is: (let ((.cse2 (= |old(~systemActive~0)| 0)) (.cse3 (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= |old(~systemActive~0)| 1))) (.cse5 (= ~systemActive~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse2 .cse4 .cse3) (or .cse0 .cse5 .cse6) (or .cse6 .cse5 .cse4) (or .cse1 .cse4))) [2018-11-28 18:44:13,195 INFO L448 ceAbstractionStarter]: For program point L839(lines 839 845) no Hoare annotation was computed. [2018-11-28 18:44:13,195 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 835 849) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (= |old(~systemActive~0)| 0)) (.cse5 (and (not (= ~systemActive~0 0)) .cse0)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= |old(~systemActive~0)| 1))) (.cse6 (= ~systemActive~0 1)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse3 .cse0 .cse1) (or .cse4 .cse2 .cse5) (or .cse3 .cse6 .cse7) (or .cse7 .cse6 .cse2)))) [2018-11-28 18:44:13,196 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 835 849) no Hoare annotation was computed. [2018-11-28 18:44:13,196 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 771 779) no Hoare annotation was computed. [2018-11-28 18:44:13,196 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 771 779) the Hoare annotation is: true [2018-11-28 18:44:13,196 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 771 779) no Hoare annotation was computed. [2018-11-28 18:44:13,196 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 948 954) no Hoare annotation was computed. [2018-11-28 18:44:13,196 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 948 954) the Hoare annotation is: true [2018-11-28 18:44:13,196 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 206 215) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:13,196 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 206 215) no Hoare annotation was computed. [2018-11-28 18:44:13,196 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 206 215) no Hoare annotation was computed. [2018-11-28 18:44:13,196 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 760 770) the Hoare annotation is: true [2018-11-28 18:44:13,197 INFO L451 ceAbstractionStarter]: At program point L765(line 765) the Hoare annotation is: true [2018-11-28 18:44:13,197 INFO L448 ceAbstractionStarter]: For program point L765-1(line 765) no Hoare annotation was computed. [2018-11-28 18:44:13,197 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 760 770) no Hoare annotation was computed. [2018-11-28 18:44:13,197 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 760 770) no Hoare annotation was computed. [2018-11-28 18:44:13,197 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 752 759) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 18:44:13,197 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 752 759) no Hoare annotation was computed. [2018-11-28 18:44:13,197 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 752 759) no Hoare annotation was computed. [2018-11-28 18:44:13,197 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 702 726) no Hoare annotation was computed. [2018-11-28 18:44:13,197 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 702 726) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 18:44:13,197 INFO L444 ceAbstractionStarter]: At program point L721(line 721) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:44:13,198 INFO L448 ceAbstractionStarter]: For program point L721-1(lines 702 726) no Hoare annotation was computed. [2018-11-28 18:44:13,198 INFO L444 ceAbstractionStarter]: At program point L716(line 716) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0) (or .cse0 (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1))) [2018-11-28 18:44:13,198 INFO L444 ceAbstractionStarter]: At program point L712(line 712) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse1 (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1 .cse0))) [2018-11-28 18:44:13,198 INFO L448 ceAbstractionStarter]: For program point L710(lines 710 718) no Hoare annotation was computed. [2018-11-28 18:44:13,198 INFO L444 ceAbstractionStarter]: At program point L708(line 708) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse3) (or .cse4 .cse0 .cse1))) [2018-11-28 18:44:13,198 INFO L448 ceAbstractionStarter]: For program point L708-1(line 708) no Hoare annotation was computed. [2018-11-28 18:44:13,198 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 723) no Hoare annotation was computed. [2018-11-28 18:44:13,198 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2018-11-28 18:44:13,199 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2018-11-28 18:44:13,199 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2018-11-28 18:44:13,199 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2018-11-28 18:44:13,199 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 668 674) no Hoare annotation was computed. [2018-11-28 18:44:13,199 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 668 674) the Hoare annotation is: true [2018-11-28 18:44:13,199 INFO L448 ceAbstractionStarter]: For program point L898-1(lines 898 904) no Hoare annotation was computed. [2018-11-28 18:44:13,199 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 868 935) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:13,199 INFO L444 ceAbstractionStarter]: At program point L925(lines 878 927) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (not (= ~systemActive~0 0)) .cse2))) [2018-11-28 18:44:13,199 INFO L444 ceAbstractionStarter]: At program point L890(line 890) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 (= ~methaneLevelCritical~0 1) .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse2 .cse1))) [2018-11-28 18:44:13,200 INFO L448 ceAbstractionStarter]: For program point L888(lines 888 894) no Hoare annotation was computed. [2018-11-28 18:44:13,200 INFO L448 ceAbstractionStarter]: For program point L888-1(lines 888 894) no Hoare annotation was computed. [2018-11-28 18:44:13,200 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 868 935) no Hoare annotation was computed. [2018-11-28 18:44:13,200 INFO L448 ceAbstractionStarter]: For program point L880(lines 880 884) no Hoare annotation was computed. [2018-11-28 18:44:13,200 INFO L444 ceAbstractionStarter]: At program point L928(lines 877 929) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:13,200 INFO L444 ceAbstractionStarter]: At program point L918(line 918) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= ~systemActive~0 0))) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2) (and .cse1 .cse4 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse3 .cse2))) [2018-11-28 18:44:13,200 INFO L448 ceAbstractionStarter]: For program point L916(lines 916 922) no Hoare annotation was computed. [2018-11-28 18:44:13,200 INFO L444 ceAbstractionStarter]: At program point L916-1(lines 908 923) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= ~systemActive~0 0))) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse4 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse3 .cse2))) [2018-11-28 18:44:13,200 INFO L448 ceAbstractionStarter]: For program point L879(lines 878 927) no Hoare annotation was computed. [2018-11-28 18:44:13,201 INFO L444 ceAbstractionStarter]: At program point L910(line 910) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0) (and (= ~methaneLevelCritical~0 1) .cse0) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 18:44:13,201 INFO L448 ceAbstractionStarter]: For program point L908(lines 908 923) no Hoare annotation was computed. [2018-11-28 18:44:13,201 INFO L444 ceAbstractionStarter]: At program point L900(line 900) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (not (= ~systemActive~0 0)) .cse2))) [2018-11-28 18:44:13,201 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 868 935) no Hoare annotation was computed. [2018-11-28 18:44:13,201 INFO L448 ceAbstractionStarter]: For program point L898(lines 898 904) no Hoare annotation was computed. [2018-11-28 18:44:13,201 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 727 734) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 2) (not (= ~methaneLevelCritical~0 0))) [2018-11-28 18:44:13,201 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 727 734) no Hoare annotation was computed. [2018-11-28 18:44:13,201 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 727 734) no Hoare annotation was computed. [2018-11-28 18:44:13,201 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:44:13,202 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-28 18:44:13,202 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:44:13,202 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 735 751) no Hoare annotation was computed. [2018-11-28 18:44:13,202 INFO L444 ceAbstractionStarter]: At program point L746(line 746) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 2))) (and (or .cse0 .cse1 (and (= activatePump_~tmp~7 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-28 18:44:13,202 INFO L448 ceAbstractionStarter]: For program point L746-1(lines 735 751) no Hoare annotation was computed. [2018-11-28 18:44:13,202 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 735 751) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:44:13,202 INFO L448 ceAbstractionStarter]: For program point L742(lines 742 748) no Hoare annotation was computed. [2018-11-28 18:44:13,203 INFO L444 ceAbstractionStarter]: At program point L740(line 740) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:44:13,203 INFO L448 ceAbstractionStarter]: For program point L740-1(line 740) no Hoare annotation was computed. [2018-11-28 18:44:13,203 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 816 834) no Hoare annotation was computed. [2018-11-28 18:44:13,203 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 829) no Hoare annotation was computed. [2018-11-28 18:44:13,203 INFO L451 ceAbstractionStarter]: At program point L823(line 823) the Hoare annotation is: true [2018-11-28 18:44:13,203 INFO L448 ceAbstractionStarter]: For program point L825-2(lines 825 829) no Hoare annotation was computed. [2018-11-28 18:44:13,203 INFO L448 ceAbstractionStarter]: For program point L823-1(line 823) no Hoare annotation was computed. [2018-11-28 18:44:13,203 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 816 834) the Hoare annotation is: true [2018-11-28 18:44:13,203 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 816 834) no Hoare annotation was computed. [2018-11-28 18:44:13,203 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2018-11-28 18:44:13,204 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse2 (not (= 0 ~pumpRunning~0)))) (and (or (= ~systemActive~0 0) .cse0 .cse1) (or .cse2 .cse1 .cse0) (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse2 (= ~methaneLevelCritical~0 1)))) [2018-11-28 18:44:13,204 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2018-11-28 18:44:13,204 INFO L444 ceAbstractionStarter]: At program point L657(line 657) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0))) (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (and (not .cse1) (= ~waterLevel~0 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse5 .cse1 .cse0) (or .cse5 .cse3 .cse4)))) [2018-11-28 18:44:13,204 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 644 667) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse3 .cse2) (or .cse0 .cse4 .cse2) (or .cse4 .cse2 .cse3))) [2018-11-28 18:44:13,204 INFO L444 ceAbstractionStarter]: At program point L655(lines 655 661) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and .cse1 .cse6)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0)) (.cse7 (= 0 ~pumpRunning~0))) (and (or (and (not .cse0) .cse1) .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse3) (or .cse6 .cse0 (<= 2 ~waterLevel~0) .cse4 .cse7) (or .cse5 .cse0 .cse7)))) [2018-11-28 18:44:13,204 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 644 667) no Hoare annotation was computed. [2018-11-28 18:44:13,204 INFO L444 ceAbstractionStarter]: At program point L650(line 650) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= ~systemActive~0 0)) (.cse3 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse2 .cse3 .cse4) (or .cse1 .cse4))) [2018-11-28 18:44:13,205 INFO L448 ceAbstractionStarter]: For program point L648(lines 647 666) no Hoare annotation was computed. [2018-11-28 18:44:13,205 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 644 667) no Hoare annotation was computed. [2018-11-28 18:44:13,205 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 143 172) no Hoare annotation was computed. [2018-11-28 18:44:13,205 INFO L448 ceAbstractionStarter]: For program point L157(lines 157 161) no Hoare annotation was computed. [2018-11-28 18:44:13,205 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 143 172) the Hoare annotation is: true [2018-11-28 18:44:13,205 INFO L451 ceAbstractionStarter]: At program point L157-1(lines 157 161) the Hoare annotation is: true [2018-11-28 18:44:13,205 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-28 18:44:13,205 INFO L451 ceAbstractionStarter]: At program point L153-2(lines 153 167) the Hoare annotation is: true [2018-11-28 18:44:13,205 INFO L451 ceAbstractionStarter]: At program point L149(line 149) the Hoare annotation is: true [2018-11-28 18:44:13,205 INFO L448 ceAbstractionStarter]: For program point L149-1(line 149) no Hoare annotation was computed. [2018-11-28 18:44:13,205 INFO L451 ceAbstractionStarter]: At program point L168(lines 143 172) the Hoare annotation is: true [2018-11-28 18:44:13,206 INFO L448 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2018-11-28 18:44:13,206 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2018-11-28 18:44:13,206 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2018-11-28 18:44:13,206 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2018-11-28 18:44:13,206 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-28 18:44:13,206 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2018-11-28 18:44:13,206 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2018-11-28 18:44:13,206 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 198 204) no Hoare annotation was computed. [2018-11-28 18:44:13,206 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 198 204) the Hoare annotation is: true [2018-11-28 18:44:13,206 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:44:13,206 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-28 18:44:13,207 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 18:44:13,207 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:44:13,207 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 850 857) no Hoare annotation was computed. [2018-11-28 18:44:13,207 INFO L451 ceAbstractionStarter]: At program point startSystemENTRY(lines 850 857) the Hoare annotation is: true [2018-11-28 18:44:13,207 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 850 857) no Hoare annotation was computed. [2018-11-28 18:44:13,207 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2018-11-28 18:44:13,207 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2018-11-28 18:44:13,207 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or (= ~systemActive~0 0) .cse2 .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 18:44:13,207 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 859 866) no Hoare annotation was computed. [2018-11-28 18:44:13,207 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 859 866) the Hoare annotation is: true [2018-11-28 18:44:13,208 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 859 866) no Hoare annotation was computed. [2018-11-28 18:44:13,208 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 863) no Hoare annotation was computed. [2018-11-28 18:44:13,208 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 611 635) the Hoare annotation is: true [2018-11-28 18:44:13,208 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 611 635) no Hoare annotation was computed. [2018-11-28 18:44:13,208 INFO L444 ceAbstractionStarter]: At program point L625(line 625) 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 18:44:13,208 INFO L448 ceAbstractionStarter]: For program point L623(lines 623 629) no Hoare annotation was computed. [2018-11-28 18:44:13,208 INFO L444 ceAbstractionStarter]: At program point L621(line 621) 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 18:44:13,208 INFO L448 ceAbstractionStarter]: For program point L621-1(line 621) no Hoare annotation was computed. [2018-11-28 18:44:13,208 INFO L448 ceAbstractionStarter]: For program point L619(lines 619 632) no Hoare annotation was computed. [2018-11-28 18:44:13,209 INFO L448 ceAbstractionStarter]: For program point L619-1(lines 611 635) no Hoare annotation was computed. [2018-11-28 18:44:13,209 INFO L451 ceAbstractionStarter]: At program point L617(line 617) the Hoare annotation is: true [2018-11-28 18:44:13,209 INFO L448 ceAbstractionStarter]: For program point L617-1(line 617) no Hoare annotation was computed. [2018-11-28 18:44:13,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 06:44:13 BoogieIcfgContainer [2018-11-28 18:44:13,224 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 18:44:13,225 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 18:44:13,225 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 18:44:13,225 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 18:44:13,225 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:43:35" (3/4) ... [2018-11-28 18:44:13,229 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 18:44:13,237 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 18:44:13,237 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 18:44:13,237 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 18:44:13,237 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-28 18:44:13,237 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-28 18:44:13,237 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 18:44:13,238 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 18:44:13,238 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 18:44:13,238 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 18:44:13,238 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 18:44:13,238 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 18:44:13,238 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 18:44:13,238 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 18:44:13,238 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 18:44:13,238 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-28 18:44:13,238 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 18:44:13,238 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 18:44:13,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 18:44:13,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 18:44:13,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 18:44:13,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 18:44:13,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 18:44:13,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 18:44:13,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 18:44:13,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-28 18:44:13,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 18:44:13,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 18:44:13,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-28 18:44:13,250 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-28 18:44:13,251 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-28 18:44:13,252 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-28 18:44:13,252 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 18:44:13,253 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 18:44:13,253 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 18:44:13,288 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0 == \old(pumpRunning)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0) [2018-11-28 18:44:13,288 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 18:44:13,384 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 18:44:13,385 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 18:44:13,386 INFO L168 Benchmark]: Toolchain (without parser) took 39752.65 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 408.9 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -121.0 MB). Peak memory consumption was 288.0 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:13,387 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:44:13,389 INFO L168 Benchmark]: CACSL2BoogieTranslator took 940.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -184.1 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:13,390 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.80 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:44:13,390 INFO L168 Benchmark]: Boogie Preprocessor took 78.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:13,390 INFO L168 Benchmark]: RCFGBuilder took 1140.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 45.0 MB). Peak memory consumption was 45.0 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:13,391 INFO L168 Benchmark]: TraceAbstraction took 37364.14 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 259.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -1.1 MB). Peak memory consumption was 469.9 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:13,391 INFO L168 Benchmark]: Witness Printer took 160.53 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:13,395 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 940.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -184.1 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 62.80 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 78.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1140.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 45.0 MB). Peak memory consumption was 45.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 37364.14 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 259.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -1.1 MB). Peak memory consumption was 469.9 MB. Max. memory is 11.5 GB. * Witness Printer took 160.53 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 863]: 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: 153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 878]: Loop Invariant Derived loop invariant: (((((!(0 == \old(pumpRunning)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 29 procedures, 153 locations, 1 error locations. SAFE Result, 37.2s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 16.4s AutomataDifference, 0.0s DeadEndRemovalTime, 12.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 2213 SDtfs, 1752 SDslu, 7651 SDs, 0 SdLazy, 3475 SolverSat, 528 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 557 GetRequests, 446 SyntacticMatches, 3 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 306 ImplicationChecksByTransitivity, 7.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2231occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 11 MinimizatonAttempts, 523 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 5393 PreInvPairs, 5765 NumberOfFragments, 1635 HoareAnnotationTreeSize, 5393 FomulaSimplifications, 13051 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 65 FomulaSimplificationsInter, 28202 FormulaSimplificationTreeSizeReductionInter, 10.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 1394 NumberOfCodeBlocks, 1394 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1380 ConstructedInterpolants, 0 QuantifiedInterpolants, 247502 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2526 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 14 InterpolantComputations, 11 PerfectInterpolantSequences, 211/219 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...