./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product45_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_93b53e70-44b7-4aea-9874-e37bcd024649/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_93b53e70-44b7-4aea-9874-e37bcd024649/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_93b53e70-44b7-4aea-9874-e37bcd024649/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_93b53e70-44b7-4aea-9874-e37bcd024649/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product45_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_93b53e70-44b7-4aea-9874-e37bcd024649/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_93b53e70-44b7-4aea-9874-e37bcd024649/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8271090c98217a098933d4a7a6aa5b00a536c5c8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 11:38:31,725 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 11:38:31,726 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 11:38:31,735 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 11:38:31,735 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 11:38:31,736 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 11:38:31,736 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 11:38:31,737 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 11:38:31,738 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 11:38:31,738 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 11:38:31,739 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 11:38:31,739 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 11:38:31,739 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 11:38:31,740 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 11:38:31,740 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 11:38:31,741 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 11:38:31,741 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 11:38:31,742 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 11:38:31,744 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 11:38:31,745 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 11:38:31,745 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 11:38:31,746 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 11:38:31,748 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 11:38:31,748 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 11:38:31,748 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 11:38:31,748 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 11:38:31,749 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 11:38:31,749 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 11:38:31,750 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 11:38:31,750 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 11:38:31,750 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 11:38:31,751 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 11:38:31,751 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 11:38:31,751 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 11:38:31,751 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 11:38:31,752 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 11:38:31,752 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_93b53e70-44b7-4aea-9874-e37bcd024649/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 11:38:31,762 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 11:38:31,762 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 11:38:31,762 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 11:38:31,763 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 11:38:31,763 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 11:38:31,763 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 11:38:31,763 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 11:38:31,764 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 11:38:31,764 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 11:38:31,764 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 11:38:31,764 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 11:38:31,764 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 11:38:31,764 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 11:38:31,764 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 11:38:31,764 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 11:38:31,765 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 11:38:31,765 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 11:38:31,765 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 11:38:31,765 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 11:38:31,765 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 11:38:31,765 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 11:38:31,765 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 11:38:31,766 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 11:38:31,766 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:38:31,766 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 11:38:31,766 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 11:38:31,766 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 11:38:31,766 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 11:38:31,766 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 11:38:31,766 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 11:38:31,767 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_93b53e70-44b7-4aea-9874-e37bcd024649/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8271090c98217a098933d4a7a6aa5b00a536c5c8 [2018-11-28 11:38:31,790 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 11:38:31,801 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 11:38:31,804 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 11:38:31,805 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 11:38:31,805 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 11:38:31,806 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_93b53e70-44b7-4aea-9874-e37bcd024649/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product45_true-unreach-call_false-termination.cil.c [2018-11-28 11:38:31,844 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_93b53e70-44b7-4aea-9874-e37bcd024649/bin-2019/uautomizer/data/5da916df3/03e9e3fbfb93450ea508fab92c477203/FLAGaf3a8a23a [2018-11-28 11:38:32,185 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 11:38:32,186 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_93b53e70-44b7-4aea-9874-e37bcd024649/sv-benchmarks/c/product-lines/minepump_spec3_product45_true-unreach-call_false-termination.cil.c [2018-11-28 11:38:32,195 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_93b53e70-44b7-4aea-9874-e37bcd024649/bin-2019/uautomizer/data/5da916df3/03e9e3fbfb93450ea508fab92c477203/FLAGaf3a8a23a [2018-11-28 11:38:32,207 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_93b53e70-44b7-4aea-9874-e37bcd024649/bin-2019/uautomizer/data/5da916df3/03e9e3fbfb93450ea508fab92c477203 [2018-11-28 11:38:32,209 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 11:38:32,210 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 11:38:32,211 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 11:38:32,211 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 11:38:32,213 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 11:38:32,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:38:32" (1/1) ... [2018-11-28 11:38:32,215 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d835ca2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:38:32, skipping insertion in model container [2018-11-28 11:38:32,215 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:38:32" (1/1) ... [2018-11-28 11:38:32,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 11:38:32,247 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 11:38:32,437 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:38:32,500 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 11:38:32,548 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:38:32,564 INFO L195 MainTranslator]: Completed translation [2018-11-28 11:38:32,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:38:32 WrapperNode [2018-11-28 11:38:32,565 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 11:38:32,565 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 11:38:32,565 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 11:38:32,566 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 11:38:32,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:38:32" (1/1) ... [2018-11-28 11:38:32,581 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:38:32" (1/1) ... [2018-11-28 11:38:32,586 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 11:38:32,586 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 11:38:32,587 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 11:38:32,587 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 11:38:32,593 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:38:32" (1/1) ... [2018-11-28 11:38:32,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:38:32" (1/1) ... [2018-11-28 11:38:32,595 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:38:32" (1/1) ... [2018-11-28 11:38:32,596 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:38:32" (1/1) ... [2018-11-28 11:38:32,602 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:38:32" (1/1) ... [2018-11-28 11:38:32,606 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:38:32" (1/1) ... [2018-11-28 11:38:32,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:38:32" (1/1) ... [2018-11-28 11:38:32,610 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 11:38:32,611 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 11:38:32,611 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 11:38:32,611 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 11:38:32,612 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:38:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_93b53e70-44b7-4aea-9874-e37bcd024649/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:38:32,646 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 11:38:32,646 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 11:38:32,646 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 11:38:32,646 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 11:38:32,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 11:38:32,647 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 11:38:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 11:38:32,647 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 11:38:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 11:38:32,647 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 11:38:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 11:38:32,647 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 11:38:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 11:38:32,647 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 11:38:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 11:38:32,647 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 11:38:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 11:38:32,648 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 11:38:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 11:38:32,648 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-28 11:38:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-28 11:38:32,648 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 11:38:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 11:38:32,648 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 11:38:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 11:38:32,648 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 11:38:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 11:38:32,649 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 11:38:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 11:38:32,649 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 11:38:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 11:38:32,649 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 11:38:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 11:38:32,649 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 11:38:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 11:38:32,650 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 11:38:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 11:38:32,650 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 11:38:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 11:38:32,650 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 11:38:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 11:38:32,650 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 11:38:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 11:38:32,650 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 11:38:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 11:38:32,651 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-28 11:38:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-28 11:38:32,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 11:38:32,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 11:38:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 11:38:32,651 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 11:38:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 11:38:32,651 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2018-11-28 11:38:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2018-11-28 11:38:32,652 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 11:38:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 11:38:32,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 11:38:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 11:38:33,030 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 11:38:33,030 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 11:38:33,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:38:33 BoogieIcfgContainer [2018-11-28 11:38:33,031 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 11:38:33,031 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 11:38:33,031 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 11:38:33,034 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 11:38:33,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:38:32" (1/3) ... [2018-11-28 11:38:33,035 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@441ebcc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:38:33, skipping insertion in model container [2018-11-28 11:38:33,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:38:32" (2/3) ... [2018-11-28 11:38:33,035 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@441ebcc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:38:33, skipping insertion in model container [2018-11-28 11:38:33,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:38:33" (3/3) ... [2018-11-28 11:38:33,037 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product45_true-unreach-call_false-termination.cil.c [2018-11-28 11:38:33,044 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 11:38:33,050 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 11:38:33,062 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 11:38:33,083 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 11:38:33,083 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 11:38:33,083 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 11:38:33,083 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 11:38:33,083 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 11:38:33,084 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 11:38:33,084 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 11:38:33,084 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 11:38:33,084 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 11:38:33,099 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-11-28 11:38:33,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-28 11:38:33,105 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:38:33,105 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:38:33,107 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:38:33,110 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:38:33,110 INFO L82 PathProgramCache]: Analyzing trace with hash -1860578828, now seen corresponding path program 1 times [2018-11-28 11:38:33,111 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:38:33,112 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:38:33,142 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:38:33,142 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:38:33,142 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:38:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:38:33,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:38:33,290 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:38:33,290 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 11:38:33,293 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 11:38:33,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 11:38:33,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 11:38:33,307 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 2 states. [2018-11-28 11:38:33,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:38:33,330 INFO L93 Difference]: Finished difference Result 272 states and 339 transitions. [2018-11-28 11:38:33,330 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 11:38:33,331 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2018-11-28 11:38:33,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:38:33,338 INFO L225 Difference]: With dead ends: 272 [2018-11-28 11:38:33,338 INFO L226 Difference]: Without dead ends: 136 [2018-11-28 11:38:33,341 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 11:38:33,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2018-11-28 11:38:33,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2018-11-28 11:38:33,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2018-11-28 11:38:33,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 161 transitions. [2018-11-28 11:38:33,373 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 161 transitions. Word has length 52 [2018-11-28 11:38:33,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:38:33,373 INFO L480 AbstractCegarLoop]: Abstraction has 136 states and 161 transitions. [2018-11-28 11:38:33,373 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 11:38:33,373 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 161 transitions. [2018-11-28 11:38:33,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-28 11:38:33,375 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:38:33,375 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] [2018-11-28 11:38:33,376 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:38:33,376 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:38:33,376 INFO L82 PathProgramCache]: Analyzing trace with hash -1322586247, now seen corresponding path program 1 times [2018-11-28 11:38:33,376 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:38:33,376 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:38:33,377 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:38:33,377 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:38:33,377 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:38:33,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:38:33,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:38:33,457 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:38:33,457 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:38:33,458 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:38:33,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:38:33,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:38:33,459 INFO L87 Difference]: Start difference. First operand 136 states and 161 transitions. Second operand 3 states. [2018-11-28 11:38:33,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:38:33,480 INFO L93 Difference]: Finished difference Result 221 states and 261 transitions. [2018-11-28 11:38:33,481 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:38:33,481 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-28 11:38:33,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:38:33,482 INFO L225 Difference]: With dead ends: 221 [2018-11-28 11:38:33,483 INFO L226 Difference]: Without dead ends: 127 [2018-11-28 11:38:33,484 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:38:33,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2018-11-28 11:38:33,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2018-11-28 11:38:33,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2018-11-28 11:38:33,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 149 transitions. [2018-11-28 11:38:33,494 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 149 transitions. Word has length 53 [2018-11-28 11:38:33,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:38:33,494 INFO L480 AbstractCegarLoop]: Abstraction has 127 states and 149 transitions. [2018-11-28 11:38:33,494 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:38:33,495 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 149 transitions. [2018-11-28 11:38:33,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-28 11:38:33,496 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:38:33,496 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:38:33,496 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:38:33,496 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:38:33,496 INFO L82 PathProgramCache]: Analyzing trace with hash 462616749, now seen corresponding path program 1 times [2018-11-28 11:38:33,496 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:38:33,496 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:38:33,497 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:38:33,497 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:38:33,497 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:38:33,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:38:33,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:38:33,550 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:38:33,551 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:38:33,551 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:38:33,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:38:33,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:38:33,551 INFO L87 Difference]: Start difference. First operand 127 states and 149 transitions. Second operand 3 states. [2018-11-28 11:38:33,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:38:33,572 INFO L93 Difference]: Finished difference Result 230 states and 275 transitions. [2018-11-28 11:38:33,575 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:38:33,575 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2018-11-28 11:38:33,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:38:33,576 INFO L225 Difference]: With dead ends: 230 [2018-11-28 11:38:33,576 INFO L226 Difference]: Without dead ends: 127 [2018-11-28 11:38:33,577 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:38:33,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2018-11-28 11:38:33,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2018-11-28 11:38:33,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2018-11-28 11:38:33,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 148 transitions. [2018-11-28 11:38:33,587 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 148 transitions. Word has length 57 [2018-11-28 11:38:33,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:38:33,587 INFO L480 AbstractCegarLoop]: Abstraction has 127 states and 148 transitions. [2018-11-28 11:38:33,587 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:38:33,588 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 148 transitions. [2018-11-28 11:38:33,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-28 11:38:33,590 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:38:33,591 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:38:33,591 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:38:33,591 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:38:33,591 INFO L82 PathProgramCache]: Analyzing trace with hash 1347282160, now seen corresponding path program 1 times [2018-11-28 11:38:33,591 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:38:33,591 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:38:33,592 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:38:33,592 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:38:33,592 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:38:33,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:38:33,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:38:33,678 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:38:33,678 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 11:38:33,678 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 11:38:33,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 11:38:33,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:38:33,679 INFO L87 Difference]: Start difference. First operand 127 states and 148 transitions. Second operand 5 states. [2018-11-28 11:38:34,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:38:34,041 INFO L93 Difference]: Finished difference Result 343 states and 414 transitions. [2018-11-28 11:38:34,042 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 11:38:34,042 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2018-11-28 11:38:34,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:38:34,045 INFO L225 Difference]: With dead ends: 343 [2018-11-28 11:38:34,045 INFO L226 Difference]: Without dead ends: 240 [2018-11-28 11:38:34,046 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-28 11:38:34,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2018-11-28 11:38:34,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 222. [2018-11-28 11:38:34,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2018-11-28 11:38:34,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 254 transitions. [2018-11-28 11:38:34,068 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 254 transitions. Word has length 70 [2018-11-28 11:38:34,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:38:34,069 INFO L480 AbstractCegarLoop]: Abstraction has 222 states and 254 transitions. [2018-11-28 11:38:34,069 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 11:38:34,069 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 254 transitions. [2018-11-28 11:38:34,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-28 11:38:34,071 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:38:34,071 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:38:34,071 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:38:34,071 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:38:34,071 INFO L82 PathProgramCache]: Analyzing trace with hash -1274279089, now seen corresponding path program 1 times [2018-11-28 11:38:34,072 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:38:34,072 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:38:34,073 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:38:34,073 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:38:34,074 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:38:34,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:38:34,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:38:34,153 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:38:34,153 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 11:38:34,153 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 11:38:34,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 11:38:34,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 11:38:34,154 INFO L87 Difference]: Start difference. First operand 222 states and 254 transitions. Second operand 6 states. [2018-11-28 11:38:34,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:38:34,268 INFO L93 Difference]: Finished difference Result 546 states and 657 transitions. [2018-11-28 11:38:34,269 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 11:38:34,269 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 84 [2018-11-28 11:38:34,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:38:34,273 INFO L225 Difference]: With dead ends: 546 [2018-11-28 11:38:34,273 INFO L226 Difference]: Without dead ends: 348 [2018-11-28 11:38:34,274 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 11:38:34,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2018-11-28 11:38:34,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 344. [2018-11-28 11:38:34,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 344 states. [2018-11-28 11:38:34,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 400 transitions. [2018-11-28 11:38:34,298 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 400 transitions. Word has length 84 [2018-11-28 11:38:34,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:38:34,299 INFO L480 AbstractCegarLoop]: Abstraction has 344 states and 400 transitions. [2018-11-28 11:38:34,299 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 11:38:34,299 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 400 transitions. [2018-11-28 11:38:34,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-28 11:38:34,301 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:38:34,301 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:38:34,301 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:38:34,301 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:38:34,301 INFO L82 PathProgramCache]: Analyzing trace with hash 1982194633, now seen corresponding path program 1 times [2018-11-28 11:38:34,301 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:38:34,301 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:38:34,302 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:38:34,302 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:38:34,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:38:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:38:34,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:38:34,405 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:38:34,405 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 11:38:34,406 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 11:38:34,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 11:38:34,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 11:38:34,406 INFO L87 Difference]: Start difference. First operand 344 states and 400 transitions. Second operand 6 states. [2018-11-28 11:38:34,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:38:34,602 INFO L93 Difference]: Finished difference Result 735 states and 889 transitions. [2018-11-28 11:38:34,603 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 11:38:34,604 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2018-11-28 11:38:34,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:38:34,606 INFO L225 Difference]: With dead ends: 735 [2018-11-28 11:38:34,607 INFO L226 Difference]: Without dead ends: 537 [2018-11-28 11:38:34,607 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 11:38:34,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 537 states. [2018-11-28 11:38:34,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 537 to 519. [2018-11-28 11:38:34,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 519 states. [2018-11-28 11:38:34,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 519 states and 617 transitions. [2018-11-28 11:38:34,639 INFO L78 Accepts]: Start accepts. Automaton has 519 states and 617 transitions. Word has length 88 [2018-11-28 11:38:34,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:38:34,640 INFO L480 AbstractCegarLoop]: Abstraction has 519 states and 617 transitions. [2018-11-28 11:38:34,641 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 11:38:34,641 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 617 transitions. [2018-11-28 11:38:34,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-28 11:38:34,642 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:38:34,642 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:38:34,642 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:38:34,642 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:38:34,643 INFO L82 PathProgramCache]: Analyzing trace with hash 1059511050, now seen corresponding path program 1 times [2018-11-28 11:38:34,643 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:38:34,643 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:38:34,643 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:38:34,644 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:38:34,644 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:38:34,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:38:34,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:38:34,695 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:38:34,695 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 11:38:34,695 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 11:38:34,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 11:38:34,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:38:34,696 INFO L87 Difference]: Start difference. First operand 519 states and 617 transitions. Second operand 5 states. [2018-11-28 11:38:34,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:38:34,727 INFO L93 Difference]: Finished difference Result 902 states and 1094 transitions. [2018-11-28 11:38:34,727 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 11:38:34,727 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 88 [2018-11-28 11:38:34,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:38:34,730 INFO L225 Difference]: With dead ends: 902 [2018-11-28 11:38:34,730 INFO L226 Difference]: Without dead ends: 529 [2018-11-28 11:38:34,731 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:38:34,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2018-11-28 11:38:34,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 523. [2018-11-28 11:38:34,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 523 states. [2018-11-28 11:38:34,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 620 transitions. [2018-11-28 11:38:34,759 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 620 transitions. Word has length 88 [2018-11-28 11:38:34,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:38:34,760 INFO L480 AbstractCegarLoop]: Abstraction has 523 states and 620 transitions. [2018-11-28 11:38:34,760 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 11:38:34,760 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 620 transitions. [2018-11-28 11:38:34,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-28 11:38:34,761 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:38:34,762 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:38:34,762 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:38:34,762 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:38:34,762 INFO L82 PathProgramCache]: Analyzing trace with hash 215505548, now seen corresponding path program 1 times [2018-11-28 11:38:34,762 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:38:34,762 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:38:34,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:38:34,763 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:38:34,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:38:34,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:38:34,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:38:34,853 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:38:34,853 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 11:38:34,853 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 11:38:34,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 11:38:34,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-28 11:38:34,854 INFO L87 Difference]: Start difference. First operand 523 states and 620 transitions. Second operand 9 states. [2018-11-28 11:38:34,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:38:34,923 INFO L93 Difference]: Finished difference Result 1039 states and 1258 transitions. [2018-11-28 11:38:34,924 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 11:38:34,924 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 88 [2018-11-28 11:38:34,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:38:34,926 INFO L225 Difference]: With dead ends: 1039 [2018-11-28 11:38:34,926 INFO L226 Difference]: Without dead ends: 540 [2018-11-28 11:38:34,928 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-11-28 11:38:34,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 540 states. [2018-11-28 11:38:34,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 540 to 530. [2018-11-28 11:38:34,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 530 states. [2018-11-28 11:38:34,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 530 states and 627 transitions. [2018-11-28 11:38:34,955 INFO L78 Accepts]: Start accepts. Automaton has 530 states and 627 transitions. Word has length 88 [2018-11-28 11:38:34,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:38:34,955 INFO L480 AbstractCegarLoop]: Abstraction has 530 states and 627 transitions. [2018-11-28 11:38:34,955 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 11:38:34,955 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 627 transitions. [2018-11-28 11:38:34,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-28 11:38:34,956 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:38:34,957 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] [2018-11-28 11:38:34,957 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:38:34,957 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:38:34,957 INFO L82 PathProgramCache]: Analyzing trace with hash -1682882973, now seen corresponding path program 1 times [2018-11-28 11:38:34,957 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:38:34,957 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:38:34,958 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:38:34,958 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:38:34,958 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:38:34,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:38:35,028 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 11:38:35,029 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:38:35,029 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_93b53e70-44b7-4aea-9874-e37bcd024649/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 11:38:35,038 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:38:35,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:38:35,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:38:35,222 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:38:35,245 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 11:38:35,245 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 14 [2018-11-28 11:38:35,246 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-28 11:38:35,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-28 11:38:35,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2018-11-28 11:38:35,246 INFO L87 Difference]: Start difference. First operand 530 states and 627 transitions. Second operand 14 states. [2018-11-28 11:38:35,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:38:35,903 INFO L93 Difference]: Finished difference Result 1427 states and 1749 transitions. [2018-11-28 11:38:35,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-28 11:38:35,904 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 100 [2018-11-28 11:38:35,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:38:35,906 INFO L225 Difference]: With dead ends: 1427 [2018-11-28 11:38:35,907 INFO L226 Difference]: Without dead ends: 921 [2018-11-28 11:38:35,908 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2018-11-28 11:38:35,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 921 states. [2018-11-28 11:38:35,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 921 to 918. [2018-11-28 11:38:35,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 918 states. [2018-11-28 11:38:35,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 918 states and 1078 transitions. [2018-11-28 11:38:35,943 INFO L78 Accepts]: Start accepts. Automaton has 918 states and 1078 transitions. Word has length 100 [2018-11-28 11:38:35,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:38:35,943 INFO L480 AbstractCegarLoop]: Abstraction has 918 states and 1078 transitions. [2018-11-28 11:38:35,943 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-28 11:38:35,943 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1078 transitions. [2018-11-28 11:38:35,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-28 11:38:35,945 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:38:35,945 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:38:35,946 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:38:35,946 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:38:35,946 INFO L82 PathProgramCache]: Analyzing trace with hash -506496737, now seen corresponding path program 1 times [2018-11-28 11:38:35,946 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:38:35,946 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:38:35,947 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:38:35,947 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:38:35,947 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:38:35,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:38:36,027 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 11:38:36,027 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:38:36,027 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-28 11:38:36,027 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-28 11:38:36,028 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-28 11:38:36,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-28 11:38:36,028 INFO L87 Difference]: Start difference. First operand 918 states and 1078 transitions. Second operand 10 states. [2018-11-28 11:38:36,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:38:36,168 INFO L93 Difference]: Finished difference Result 1786 states and 2128 transitions. [2018-11-28 11:38:36,168 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-28 11:38:36,168 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 104 [2018-11-28 11:38:36,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:38:36,171 INFO L225 Difference]: With dead ends: 1786 [2018-11-28 11:38:36,171 INFO L226 Difference]: Without dead ends: 892 [2018-11-28 11:38:36,173 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-28 11:38:36,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 892 states. [2018-11-28 11:38:36,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 892 to 876. [2018-11-28 11:38:36,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 876 states. [2018-11-28 11:38:36,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 876 states and 1027 transitions. [2018-11-28 11:38:36,221 INFO L78 Accepts]: Start accepts. Automaton has 876 states and 1027 transitions. Word has length 104 [2018-11-28 11:38:36,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:38:36,221 INFO L480 AbstractCegarLoop]: Abstraction has 876 states and 1027 transitions. [2018-11-28 11:38:36,221 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-28 11:38:36,221 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1027 transitions. [2018-11-28 11:38:36,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-28 11:38:36,222 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:38:36,223 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:38:36,223 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:38:36,223 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:38:36,223 INFO L82 PathProgramCache]: Analyzing trace with hash 904531589, now seen corresponding path program 1 times [2018-11-28 11:38:36,223 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:38:36,223 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:38:36,224 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:38:36,224 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:38:36,224 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:38:36,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:38:36,295 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 11:38:36,295 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:38:36,296 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-28 11:38:36,296 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-28 11:38:36,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-28 11:38:36,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-28 11:38:36,296 INFO L87 Difference]: Start difference. First operand 876 states and 1027 transitions. Second operand 10 states. [2018-11-28 11:38:36,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:38:36,420 INFO L93 Difference]: Finished difference Result 1734 states and 2036 transitions. [2018-11-28 11:38:36,421 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-28 11:38:36,421 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 104 [2018-11-28 11:38:36,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:38:36,424 INFO L225 Difference]: With dead ends: 1734 [2018-11-28 11:38:36,424 INFO L226 Difference]: Without dead ends: 882 [2018-11-28 11:38:36,425 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-28 11:38:36,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 882 states. [2018-11-28 11:38:36,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 882 to 846. [2018-11-28 11:38:36,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 846 states. [2018-11-28 11:38:36,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 846 states and 961 transitions. [2018-11-28 11:38:36,450 INFO L78 Accepts]: Start accepts. Automaton has 846 states and 961 transitions. Word has length 104 [2018-11-28 11:38:36,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:38:36,450 INFO L480 AbstractCegarLoop]: Abstraction has 846 states and 961 transitions. [2018-11-28 11:38:36,450 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-28 11:38:36,450 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 961 transitions. [2018-11-28 11:38:36,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-28 11:38:36,453 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:38:36,453 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:38:36,453 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:38:36,453 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:38:36,453 INFO L82 PathProgramCache]: Analyzing trace with hash -1706973843, now seen corresponding path program 1 times [2018-11-28 11:38:36,453 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:38:36,453 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:38:36,454 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:38:36,454 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:38:36,454 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:38:36,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:38:36,503 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-28 11:38:36,503 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:38:36,503 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_93b53e70-44b7-4aea-9874-e37bcd024649/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 11:38:36,513 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:38:36,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:38:36,588 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:38:36,693 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 25 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-28 11:38:36,709 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:38:36,709 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 10] total 14 [2018-11-28 11:38:36,709 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-28 11:38:36,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-28 11:38:36,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2018-11-28 11:38:36,710 INFO L87 Difference]: Start difference. First operand 846 states and 961 transitions. Second operand 14 states. [2018-11-28 11:38:37,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:38:37,469 INFO L93 Difference]: Finished difference Result 2035 states and 2623 transitions. [2018-11-28 11:38:37,470 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 11:38:37,470 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 151 [2018-11-28 11:38:37,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:38:37,471 INFO L225 Difference]: With dead ends: 2035 [2018-11-28 11:38:37,471 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 11:38:37,474 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=146, Invalid=504, Unknown=0, NotChecked=0, Total=650 [2018-11-28 11:38:37,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 11:38:37,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 11:38:37,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 11:38:37,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 11:38:37,475 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 151 [2018-11-28 11:38:37,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:38:37,475 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 11:38:37,475 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-28 11:38:37,475 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 11:38:37,475 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 11:38:37,478 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 11:38:37,597 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,598 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,782 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,782 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,783 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,793 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,837 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,837 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:37,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:38:38,355 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 31 [2018-11-28 11:38:38,623 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 41 [2018-11-28 11:38:38,839 WARN L180 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 47 [2018-11-28 11:38:39,443 WARN L180 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 48 [2018-11-28 11:38:39,601 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 37 [2018-11-28 11:38:40,817 WARN L180 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 49 [2018-11-28 11:38:40,921 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 559 565) the Hoare annotation is: true [2018-11-28 11:38:40,921 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 559 565) no Hoare annotation was computed. [2018-11-28 11:38:40,921 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 566 574) no Hoare annotation was computed. [2018-11-28 11:38:40,921 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 566 574) the Hoare annotation is: true [2018-11-28 11:38:40,921 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 566 574) no Hoare annotation was computed. [2018-11-28 11:38:40,921 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 255 277) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (< ~systemActive~0 1)) [2018-11-28 11:38:40,921 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 255 277) no Hoare annotation was computed. [2018-11-28 11:38:40,921 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 255 277) no Hoare annotation was computed. [2018-11-28 11:38:40,921 INFO L444 ceAbstractionStarter]: At program point L267(line 267) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= main_~tmp~1 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (< ~systemActive~0 1)) [2018-11-28 11:38:40,921 INFO L444 ceAbstractionStarter]: At program point L267-1(line 267) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= main_~tmp~1 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (< ~systemActive~0 1)) [2018-11-28 11:38:40,921 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 272) no Hoare annotation was computed. [2018-11-28 11:38:40,922 INFO L448 ceAbstractionStarter]: For program point L265-1(lines 265 272) no Hoare annotation was computed. [2018-11-28 11:38:40,922 INFO L448 ceAbstractionStarter]: For program point L263(line 263) no Hoare annotation was computed. [2018-11-28 11:38:40,922 INFO L444 ceAbstractionStarter]: At program point L262(line 262) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (< ~systemActive~0 1)) [2018-11-28 11:38:40,922 INFO L444 ceAbstractionStarter]: At program point L261(line 261) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (< ~systemActive~0 1)) [2018-11-28 11:38:40,922 INFO L444 ceAbstractionStarter]: At program point L261-1(line 261) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (< ~systemActive~0 1)) [2018-11-28 11:38:40,922 INFO L448 ceAbstractionStarter]: For program point L322-1(line 322) no Hoare annotation was computed. [2018-11-28 11:38:40,922 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 337) no Hoare annotation was computed. [2018-11-28 11:38:40,922 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 316 340) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= 0 ~pumpRunning~0)) (.cse2 (< 2 ~waterLevel~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 1)) (.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (< ~systemActive~0 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse0 .cse2 .cse4) (or .cse5 .cse6 .cse7 .cse8 .cse4) (or .cse6 .cse7 .cse8 .cse3 .cse4))) [2018-11-28 11:38:40,922 INFO L444 ceAbstractionStarter]: At program point L335(line 335) the Hoare annotation is: (let ((.cse1 (< 1 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 1)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< 2 ~waterLevel~0)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse4 (< ~systemActive~0 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse3 .cse5 .cse4) (or .cse0 .cse6 .cse7 .cse4) (or .cse6 .cse7 .cse5 .cse4))) [2018-11-28 11:38:40,923 INFO L448 ceAbstractionStarter]: For program point L335-1(lines 316 340) no Hoare annotation was computed. [2018-11-28 11:38:40,923 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 316 340) no Hoare annotation was computed. [2018-11-28 11:38:40,923 INFO L444 ceAbstractionStarter]: At program point L330(line 330) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse3 (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~2) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse4 (< ~systemActive~0 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse3 .cse5 .cse4) (or .cse0 .cse6 .cse7 .cse4) (or .cse6 .cse7 .cse5 .cse4))) [2018-11-28 11:38:40,923 INFO L444 ceAbstractionStarter]: At program point L326(line 326) the Hoare annotation is: (let ((.cse9 (= 0 ~pumpRunning~0))) (let ((.cse1 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse6 (and .cse9 (= processEnvironment__wrappee__methaneQuery_~tmp~2 1))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (and .cse9 (<= ~waterLevel~0 1))) (.cse7 (< 2 ~waterLevel~0)) (.cse3 (< ~systemActive~0 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 .cse4 .cse3) (or .cse5 .cse6 .cse7 .cse8 .cse4 .cse3) (or .cse6 .cse0 .cse5 .cse8 .cse7 .cse3)))) [2018-11-28 11:38:40,923 INFO L448 ceAbstractionStarter]: For program point L324(lines 324 332) no Hoare annotation was computed. [2018-11-28 11:38:40,923 INFO L444 ceAbstractionStarter]: At program point L322(line 322) the Hoare annotation is: (let ((.cse1 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (= 0 ~pumpRunning~0)) (.cse7 (< 2 ~waterLevel~0)) (.cse3 (< ~systemActive~0 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 .cse4 .cse3) (or .cse5 .cse6 .cse7 .cse4 .cse3) (or .cse0 .cse6 .cse5 .cse7 .cse3))) [2018-11-28 11:38:40,923 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 411 419) no Hoare annotation was computed. [2018-11-28 11:38:40,923 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 411 419) the Hoare annotation is: true [2018-11-28 11:38:40,924 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 411 419) no Hoare annotation was computed. [2018-11-28 11:38:40,924 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 552 558) no Hoare annotation was computed. [2018-11-28 11:38:40,924 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 552 558) the Hoare annotation is: true [2018-11-28 11:38:40,924 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 242 251) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (< ~systemActive~0 1)) [2018-11-28 11:38:40,924 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 242 251) no Hoare annotation was computed. [2018-11-28 11:38:40,924 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 242 251) no Hoare annotation was computed. [2018-11-28 11:38:40,924 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 400 410) the Hoare annotation is: true [2018-11-28 11:38:40,924 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 400 410) no Hoare annotation was computed. [2018-11-28 11:38:40,924 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 400 410) no Hoare annotation was computed. [2018-11-28 11:38:40,924 INFO L451 ceAbstractionStarter]: At program point L405(line 405) the Hoare annotation is: true [2018-11-28 11:38:40,924 INFO L448 ceAbstractionStarter]: For program point L405-1(line 405) no Hoare annotation was computed. [2018-11-28 11:38:40,924 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 392 399) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (< ~systemActive~0 1))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3))) [2018-11-28 11:38:40,924 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 392 399) no Hoare annotation was computed. [2018-11-28 11:38:40,924 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 392 399) no Hoare annotation was computed. [2018-11-28 11:38:40,924 INFO L444 ceAbstractionStarter]: At program point L352(line 352) the Hoare annotation is: (let ((.cse1 (< 1 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 1)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< 2 ~waterLevel~0)) (.cse4 (< ~systemActive~0 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse3 .cse5 .cse4) (or .cse6 .cse7 .cse5 .cse4) (or .cse0 .cse6 .cse7 .cse4))) [2018-11-28 11:38:40,924 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 358) no Hoare annotation was computed. [2018-11-28 11:38:40,925 INFO L444 ceAbstractionStarter]: At program point L348(line 348) the Hoare annotation is: (let ((.cse1 (< 1 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 1)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< 2 ~waterLevel~0)) (.cse4 (< ~systemActive~0 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse3 .cse5 .cse4) (or .cse6 .cse7 .cse5 .cse4) (or .cse0 .cse6 .cse7 .cse4))) [2018-11-28 11:38:40,925 INFO L448 ceAbstractionStarter]: For program point L348-1(line 348) no Hoare annotation was computed. [2018-11-28 11:38:40,925 INFO L448 ceAbstractionStarter]: For program point L346(lines 346 363) no Hoare annotation was computed. [2018-11-28 11:38:40,925 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 342 366) no Hoare annotation was computed. [2018-11-28 11:38:40,925 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 342 366) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= 0 ~pumpRunning~0)) (.cse2 (< 2 ~waterLevel~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 1)) (.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (< ~systemActive~0 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse0 .cse2 .cse4) (or .cse5 .cse6 .cse7 .cse8 .cse4) (or .cse6 .cse7 .cse8 .cse3 .cse4))) [2018-11-28 11:38:40,925 INFO L444 ceAbstractionStarter]: At program point L361(line 361) the Hoare annotation is: (let ((.cse1 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (= 0 ~pumpRunning~0)) (.cse7 (< 2 ~waterLevel~0)) (.cse3 (< ~systemActive~0 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 .cse4 .cse3) (or .cse5 .cse6 .cse7 .cse4 .cse3) (or .cse0 .cse6 .cse5 .cse7 .cse3))) [2018-11-28 11:38:40,925 INFO L448 ceAbstractionStarter]: For program point L361-1(lines 342 366) no Hoare annotation was computed. [2018-11-28 11:38:40,925 INFO L444 ceAbstractionStarter]: At program point L356(line 356) the Hoare annotation is: (let ((.cse1 (< 1 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 1)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< 2 ~waterLevel~0)) (.cse4 (< ~systemActive~0 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse3 .cse5 .cse4) (or .cse6 .cse7 .cse5 .cse4) (or .cse0 .cse6 .cse7 .cse4))) [2018-11-28 11:38:40,925 INFO L448 ceAbstractionStarter]: For program point L166(lines 166 172) no Hoare annotation was computed. [2018-11-28 11:38:40,925 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 162 175) no Hoare annotation was computed. [2018-11-28 11:38:40,925 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 162 175) the Hoare annotation is: true [2018-11-28 11:38:40,925 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 162 175) no Hoare annotation was computed. [2018-11-28 11:38:40,925 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 308 314) no Hoare annotation was computed. [2018-11-28 11:38:40,925 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 308 314) the Hoare annotation is: true [2018-11-28 11:38:40,925 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 476 539) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (< ~systemActive~0 1)) [2018-11-28 11:38:40,925 INFO L444 ceAbstractionStarter]: At program point L508(line 508) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 1)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse5 (= 0 ~pumpRunning~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse5 .cse0 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse0 .cse2 .cse3) (< ~systemActive~0 1))) [2018-11-28 11:38:40,925 INFO L448 ceAbstractionStarter]: For program point L506(lines 506 512) no Hoare annotation was computed. [2018-11-28 11:38:40,925 INFO L448 ceAbstractionStarter]: For program point L506-1(lines 506 512) no Hoare annotation was computed. [2018-11-28 11:38:40,926 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 476 539) no Hoare annotation was computed. [2018-11-28 11:38:40,926 INFO L444 ceAbstractionStarter]: At program point L498(line 498) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 1)) (.cse1 (<= ~waterLevel~0 2)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse4 (<= ~waterLevel~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse2 .cse5 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse6 .cse1 .cse5 .cse3) (and .cse0 .cse6 .cse4 .cse3) (< ~systemActive~0 1))) [2018-11-28 11:38:40,926 INFO L444 ceAbstractionStarter]: At program point L529(lines 486 531) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 1)) (.cse1 (<= ~waterLevel~0 2)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse4 (<= ~waterLevel~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse2 .cse5 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse6 .cse1 .cse5 .cse3) (and .cse0 .cse6 .cse4 .cse3) (< ~systemActive~0 1))) [2018-11-28 11:38:40,926 INFO L448 ceAbstractionStarter]: For program point L496(lines 496 502) no Hoare annotation was computed. [2018-11-28 11:38:40,926 INFO L448 ceAbstractionStarter]: For program point L496-1(lines 496 502) no Hoare annotation was computed. [2018-11-28 11:38:40,926 INFO L448 ceAbstractionStarter]: For program point L488(lines 488 492) no Hoare annotation was computed. [2018-11-28 11:38:40,926 INFO L444 ceAbstractionStarter]: At program point L532(lines 485 533) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (< ~systemActive~0 1)) [2018-11-28 11:38:40,926 INFO L448 ceAbstractionStarter]: For program point L522(lines 522 526) no Hoare annotation was computed. [2018-11-28 11:38:40,926 INFO L444 ceAbstractionStarter]: At program point L522-2(lines 516 527) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 1)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse5 (= 0 ~pumpRunning~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse5 .cse0 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse0 .cse2 .cse3) (< ~systemActive~0 1))) [2018-11-28 11:38:40,926 INFO L448 ceAbstractionStarter]: For program point L487(lines 486 531) no Hoare annotation was computed. [2018-11-28 11:38:40,926 INFO L448 ceAbstractionStarter]: For program point L516(lines 516 527) no Hoare annotation was computed. [2018-11-28 11:38:40,926 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 476 539) no Hoare annotation was computed. [2018-11-28 11:38:40,926 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 367 374) the Hoare annotation is: (or (= 0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) (not (= ~methaneLevelCritical~0 0)) (< ~systemActive~0 1)) [2018-11-28 11:38:40,926 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 367 374) no Hoare annotation was computed. [2018-11-28 11:38:40,926 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 367 374) no Hoare annotation was computed. [2018-11-28 11:38:40,926 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 11:38:40,926 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2018-11-28 11:38:40,926 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 11:38:40,926 INFO L448 ceAbstractionStarter]: For program point L386-1(lines 375 391) no Hoare annotation was computed. [2018-11-28 11:38:40,926 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 388) no Hoare annotation was computed. [2018-11-28 11:38:40,927 INFO L444 ceAbstractionStarter]: At program point L380(line 380) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= 0 ~pumpRunning~0)) (.cse2 (< 2 ~waterLevel~0)) (.cse3 (< ~systemActive~0 1))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 .cse2 .cse3))) [2018-11-28 11:38:40,927 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 375 391) no Hoare annotation was computed. [2018-11-28 11:38:40,927 INFO L448 ceAbstractionStarter]: For program point L380-1(line 380) no Hoare annotation was computed. [2018-11-28 11:38:40,927 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 375 391) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= 0 ~pumpRunning~0)) (.cse2 (< 2 ~waterLevel~0)) (.cse3 (< ~systemActive~0 1))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 .cse2 .cse3))) [2018-11-28 11:38:40,927 INFO L444 ceAbstractionStarter]: At program point L386(line 386) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse2 (< ~systemActive~0 1))) (and (or .cse0 (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 activatePump_~tmp~4)) .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-28 11:38:40,927 INFO L448 ceAbstractionStarter]: For program point L465(lines 465 469) no Hoare annotation was computed. [2018-11-28 11:38:40,927 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 456 474) no Hoare annotation was computed. [2018-11-28 11:38:40,927 INFO L451 ceAbstractionStarter]: At program point L463(line 463) the Hoare annotation is: true [2018-11-28 11:38:40,927 INFO L448 ceAbstractionStarter]: For program point L465-2(lines 465 469) no Hoare annotation was computed. [2018-11-28 11:38:40,927 INFO L448 ceAbstractionStarter]: For program point L463-1(line 463) no Hoare annotation was computed. [2018-11-28 11:38:40,927 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 456 474) the Hoare annotation is: true [2018-11-28 11:38:40,927 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 456 474) no Hoare annotation was computed. [2018-11-28 11:38:40,927 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 153 161) the Hoare annotation is: true [2018-11-28 11:38:40,927 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 153 161) no Hoare annotation was computed. [2018-11-28 11:38:40,927 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 153 161) no Hoare annotation was computed. [2018-11-28 11:38:40,927 INFO L448 ceAbstractionStarter]: For program point L113-1(lines 109 120) no Hoare annotation was computed. [2018-11-28 11:38:40,927 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 109 120) the Hoare annotation is: (let ((.cse0 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse3 (< 2 ~waterLevel~0)) (.cse7 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse2 (< ~systemActive~0 1))) (and (or (or .cse0 .cse1 .cse2) .cse3 .cse4) (or .cse0 .cse5 .cse4 .cse3 .cse2) (or .cse6 (or .cse1 .cse7 .cse2) .cse3) (or .cse6 .cse5 .cse3 .cse7 .cse2))) [2018-11-28 11:38:40,927 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 109 120) no Hoare annotation was computed. [2018-11-28 11:38:40,927 INFO L448 ceAbstractionStarter]: For program point L288(lines 287 306) no Hoare annotation was computed. [2018-11-28 11:38:40,928 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 284 307) the Hoare annotation is: (let ((.cse11 (<= ~waterLevel~0 2)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (< ~systemActive~0 1))) (let ((.cse0 (< 1 |old(~waterLevel~0)|)) (.cse2 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse9 (= ~pumpRunning~0 1)) (.cse5 (or .cse7 .cse3 .cse4)) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse10 (and (= 0 ~pumpRunning~0) .cse11)) (.cse8 (< 2 |old(~waterLevel~0)|)) (.cse12 (= 1 ~waterLevel~0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse13 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse2 .cse5) (or (or .cse6 .cse7 .cse4) .cse8 (and .cse2 .cse9)) (or .cse6 .cse0 .cse1 .cse2 .cse4) (or .cse10 .cse1 .cse8 .cse3 .cse4) (or (and .cse11 .cse9) .cse5 .cse8) (or .cse6 .cse12 .cse7 .cse13 .cse4) (or .cse12 .cse7 .cse13 .cse3 .cse4) (or .cse6 .cse1 .cse13 .cse4 .cse12) (or .cse6 .cse1 .cse10 .cse8 .cse4) (or .cse12 .cse1 .cse13 .cse3 .cse4)))) [2018-11-28 11:38:40,928 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 284 307) no Hoare annotation was computed. [2018-11-28 11:38:40,928 INFO L444 ceAbstractionStarter]: At program point L297(line 297) the Hoare annotation is: (let ((.cse2 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (let ((.cse8 (and .cse2 (<= ~waterLevel~0 1) (= ~pumpRunning~0 1))) (.cse0 (< 1 |old(~waterLevel~0)|)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse11 (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 2))) (.cse7 (< 2 |old(~waterLevel~0)|)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse10 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse12 (= 1 ~waterLevel~0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (not (= |old(~waterLevel~0)| 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (< ~systemActive~0 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (or .cse5 .cse6 .cse4) .cse7 .cse8) (or .cse5 .cse6 .cse9 .cse4 .cse10) (or (or .cse6 .cse3 .cse4) .cse7 .cse8) (or .cse5 .cse0 .cse1 .cse2 .cse4) (or .cse11 .cse1 .cse7 .cse3 .cse4) (or .cse5 .cse1 .cse9 .cse4 .cse12) (or .cse5 .cse1 .cse11 .cse7 .cse4) (or .cse6 .cse10 .cse9 .cse3 .cse4) (or .cse12 .cse1 .cse9 .cse3 .cse4)))) [2018-11-28 11:38:40,928 INFO L444 ceAbstractionStarter]: At program point L295(lines 295 301) the Hoare annotation is: (let ((.cse13 (= 0 ~pumpRunning~0)) (.cse10 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse14 (<= ~waterLevel~0 1)) (.cse12 (= ~pumpRunning~0 1))) (let ((.cse6 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (and .cse10 .cse14 .cse12)) (.cse0 (and .cse10 .cse13 .cse14)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse4 (< 2 |old(~waterLevel~0)|)) (.cse11 (= 1 ~waterLevel~0)) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse3 (< ~systemActive~0 1))) (and (or .cse0 (or .cse1 .cse2 .cse3) .cse4 .cse5) (or .cse6 .cse2 .cse7 .cse8 .cse3) (or .cse6 .cse1 .cse2 .cse7 .cse3) (or .cse1 (< 1 |old(~waterLevel~0)|) .cse9 .cse10 .cse3) (or .cse0 (or .cse2 .cse8 .cse3) .cse4 .cse5) (or .cse1 .cse9 .cse7 .cse3 .cse11) (or .cse9 .cse4 .cse0 (and .cse10 .cse12) .cse8 .cse3) (or .cse1 .cse9 (and .cse13 (<= ~waterLevel~0 2)) .cse4 .cse3) (or .cse11 .cse9 .cse7 .cse8 .cse3)))) [2018-11-28 11:38:40,928 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 284 307) no Hoare annotation was computed. [2018-11-28 11:38:40,928 INFO L444 ceAbstractionStarter]: At program point L290(line 290) the Hoare annotation is: (let ((.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse6 (< ~systemActive~0 1))) (let ((.cse0 (or .cse8 .cse5 .cse6)) (.cse3 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse2 (= ~pumpRunning~0 1)) (.cse9 (= 1 ~waterLevel~0)) (.cse10 (not (= |old(~waterLevel~0)| 1))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 |old(~waterLevel~0)|))) (and (or .cse0 .cse1 (and (<= ~waterLevel~0 2) .cse2)) (or (< 1 |old(~waterLevel~0)|) .cse3 .cse0) (or .cse4 .cse1 .cse5 .cse6) (or (or .cse7 .cse8 .cse6) (and .cse3 .cse2) .cse1) (or .cse8 .cse9 .cse10 .cse5 .cse6) (or .cse7 .cse9 .cse8 .cse10 .cse6) (or .cse7 .cse4 .cse1 .cse6)))) [2018-11-28 11:38:40,928 INFO L448 ceAbstractionStarter]: For program point L193(lines 193 197) no Hoare annotation was computed. [2018-11-28 11:38:40,928 INFO L451 ceAbstractionStarter]: At program point L193-1(lines 193 197) the Hoare annotation is: true [2018-11-28 11:38:40,928 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 179 208) no Hoare annotation was computed. [2018-11-28 11:38:40,928 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-28 11:38:40,928 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 179 208) the Hoare annotation is: true [2018-11-28 11:38:40,928 INFO L451 ceAbstractionStarter]: At program point L189-2(lines 189 203) the Hoare annotation is: true [2018-11-28 11:38:40,928 INFO L451 ceAbstractionStarter]: At program point L185(line 185) the Hoare annotation is: true [2018-11-28 11:38:40,928 INFO L448 ceAbstractionStarter]: For program point L185-1(line 185) no Hoare annotation was computed. [2018-11-28 11:38:40,928 INFO L451 ceAbstractionStarter]: At program point L204(lines 179 208) the Hoare annotation is: true [2018-11-28 11:38:40,929 INFO L448 ceAbstractionStarter]: For program point L200(line 200) no Hoare annotation was computed. [2018-11-28 11:38:40,929 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 121 129) the Hoare annotation is: true [2018-11-28 11:38:40,929 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 121 129) no Hoare annotation was computed. [2018-11-28 11:38:40,929 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 121 129) no Hoare annotation was computed. [2018-11-28 11:38:40,929 INFO L448 ceAbstractionStarter]: For program point L63(lines 63 69) no Hoare annotation was computed. [2018-11-28 11:38:40,929 INFO L444 ceAbstractionStarter]: At program point L61(line 61) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (< 1 ~waterLevel~0)) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse2 (< ~systemActive~0 1))) (and (or .cse0 .cse1 (< 2 ~waterLevel~0) .cse2) (or .cse0 .cse3 .cse4 .cse2) (or .cse3 .cse1 .cse5 .cse2) (or .cse3 .cse4 .cse5 .cse2))) [2018-11-28 11:38:40,929 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 44 76) no Hoare annotation was computed. [2018-11-28 11:38:40,929 INFO L448 ceAbstractionStarter]: For program point L61-1(line 61) no Hoare annotation was computed. [2018-11-28 11:38:40,929 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 72) no Hoare annotation was computed. [2018-11-28 11:38:40,929 INFO L448 ceAbstractionStarter]: For program point L59-1(lines 44 76) no Hoare annotation was computed. [2018-11-28 11:38:40,929 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 44 76) the Hoare annotation is: true [2018-11-28 11:38:40,929 INFO L444 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (< ~systemActive~0 1))) (and (or .cse0 (not (= 0 ~pumpRunning~0)) (< 2 ~waterLevel~0) .cse1) (or .cse0 (< 1 ~waterLevel~0) (not (= 1 ~pumpRunning~0)) .cse1))) [2018-11-28 11:38:40,929 INFO L448 ceAbstractionStarter]: For program point L57-1(line 57) no Hoare annotation was computed. [2018-11-28 11:38:40,929 INFO L448 ceAbstractionStarter]: For program point L53(lines 53 73) no Hoare annotation was computed. [2018-11-28 11:38:40,929 INFO L451 ceAbstractionStarter]: At program point L51(line 51) the Hoare annotation is: true [2018-11-28 11:38:40,929 INFO L448 ceAbstractionStarter]: For program point L51-1(line 51) no Hoare annotation was computed. [2018-11-28 11:38:40,929 INFO L444 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (let ((.cse2 (< 2 ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse6 (< 1 ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse3 (< ~systemActive~0 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 .cse5 .cse3) (or .cse0 .cse6 .cse4 .cse3) (or .cse6 .cse1 .cse5 .cse3))) [2018-11-28 11:38:40,929 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 85 96) the Hoare annotation is: (let ((.cse4 (< ~systemActive~0 1))) (let ((.cse1 (= 1 ~waterLevel~0)) (.cse2 (not (= |old(~waterLevel~0)| 1))) (.cse6 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse8 (< 2 |old(~waterLevel~0)|)) (.cse0 (not (= 1 ~pumpRunning~0))) (.cse7 (or (= 0 ~pumpRunning~0) .cse4))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse0 .cse2 .cse4) (or .cse5 (< 1 |old(~waterLevel~0)|) .cse0 .cse6 .cse7) (or .cse8 .cse0 .cse6 .cse3 .cse7) (or .cse5 (<= ~waterLevel~0 2) .cse8 .cse0 .cse7)))) [2018-11-28 11:38:40,929 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 85 96) no Hoare annotation was computed. [2018-11-28 11:38:40,929 INFO L448 ceAbstractionStarter]: For program point L89-1(lines 85 96) no Hoare annotation was computed. [2018-11-28 11:38:40,929 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 234 240) no Hoare annotation was computed. [2018-11-28 11:38:40,930 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 234 240) the Hoare annotation is: true [2018-11-28 11:38:40,930 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 11:38:40,930 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (<= 1 ~systemActive~0)) [2018-11-28 11:38:40,930 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 11:38:40,930 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 11:38:40,930 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 97 108) no Hoare annotation was computed. [2018-11-28 11:38:40,930 INFO L448 ceAbstractionStarter]: For program point L101-1(lines 97 108) no Hoare annotation was computed. [2018-11-28 11:38:40,930 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 97 108) the Hoare annotation is: (let ((.cse4 (= 1 ~waterLevel~0)) (.cse2 (not (= |old(~waterLevel~0)| 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse7 (< 1 |old(~waterLevel~0)|)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse9 (< 2 |old(~waterLevel~0)|)) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse8 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (< ~systemActive~0 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse4 .cse5 .cse2 .cse6 .cse3) (or .cse4 .cse1 .cse2 .cse6 .cse3) (or .cse0 .cse7 .cse1 .cse8 .cse3) (or .cse7 .cse1 .cse8 .cse6 .cse3) (or .cse0 .cse1 (<= ~waterLevel~0 2) .cse9 .cse3) (or .cse7 (or .cse0 .cse5 .cse3) .cse8) (or .cse9 .cse5 .cse6 .cse8 .cse3))) [2018-11-28 11:38:40,930 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 576 583) no Hoare annotation was computed. [2018-11-28 11:38:40,930 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 580) no Hoare annotation was computed. [2018-11-28 11:38:40,930 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 576 583) the Hoare annotation is: true [2018-11-28 11:38:40,930 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 576 583) no Hoare annotation was computed. [2018-11-28 11:38:40,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 11:38:40 BoogieIcfgContainer [2018-11-28 11:38:40,938 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 11:38:40,939 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 11:38:40,939 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 11:38:40,939 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 11:38:40,940 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:38:33" (3/4) ... [2018-11-28 11:38:40,945 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 11:38:40,951 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 11:38:40,951 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 11:38:40,951 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 11:38:40,951 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-28 11:38:40,951 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 11:38:40,951 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 11:38:40,951 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 11:38:40,951 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 11:38:40,952 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 11:38:40,952 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 11:38:40,952 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 11:38:40,952 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 11:38:40,952 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 11:38:40,952 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-28 11:38:40,952 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 11:38:40,952 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 11:38:40,952 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 11:38:40,952 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-28 11:38:40,952 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 11:38:40,952 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 11:38:40,952 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 11:38:40,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 11:38:40,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification3_spec__1 [2018-11-28 11:38:40,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 11:38:40,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 11:38:40,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 11:38:40,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 11:38:40,960 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-28 11:38:40,960 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 11:38:40,961 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 11:38:40,961 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 11:38:40,961 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 11:38:40,962 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 11:38:40,985 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(0 == \old(pumpRunning)) || (((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && splverifierCounter == 0)) || (((waterLevel <= 1 && pumpRunning == 1) && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (((0 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0)) || systemActive < 1 [2018-11-28 11:38:40,986 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || systemActive < 1 [2018-11-28 11:38:41,019 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_93b53e70-44b7-4aea-9874-e37bcd024649/bin-2019/uautomizer/witness.graphml [2018-11-28 11:38:41,019 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 11:38:41,020 INFO L168 Benchmark]: Toolchain (without parser) took 8810.55 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 433.1 MB). Free memory was 950.6 MB in the beginning and 1.3 GB in the end (delta: -354.8 MB). Peak memory consumption was 78.3 MB. Max. memory is 11.5 GB. [2018-11-28 11:38:41,021 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:38:41,021 INFO L168 Benchmark]: CACSL2BoogieTranslator took 354.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 950.6 MB in the beginning and 1.2 GB in the end (delta: -201.9 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. [2018-11-28 11:38:41,021 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.04 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:38:41,021 INFO L168 Benchmark]: Boogie Preprocessor took 23.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-28 11:38:41,021 INFO L168 Benchmark]: RCFGBuilder took 420.15 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: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 11.5 GB. [2018-11-28 11:38:41,022 INFO L168 Benchmark]: TraceAbstraction took 7907.32 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 267.9 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -216.3 MB). Peak memory consumption was 544.0 MB. Max. memory is 11.5 GB. [2018-11-28 11:38:41,022 INFO L168 Benchmark]: Witness Printer took 80.61 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 11.5 GB. [2018-11-28 11:38:41,023 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 354.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 950.6 MB in the beginning and 1.2 GB in the end (delta: -201.9 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.04 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 420.15 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: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7907.32 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 267.9 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -216.3 MB). Peak memory consumption was 544.0 MB. Max. memory is 11.5 GB. * Witness Printer took 80.61 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 580]: 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: 485]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || systemActive < 1 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: ((((((!(0 == \old(pumpRunning)) || (((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && splverifierCounter == 0)) || (((waterLevel <= 1 && pumpRunning == 1) && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (((0 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0)) || systemActive < 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 28 procedures, 149 locations, 1 error locations. SAFE Result, 7.8s OverallTime, 12 OverallIterations, 4 TraceHistogramMax, 2.5s AutomataDifference, 0.0s DeadEndRemovalTime, 3.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 2108 SDtfs, 1396 SDslu, 7904 SDs, 0 SdLazy, 2981 SolverSat, 507 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 383 GetRequests, 286 SyntacticMatches, 1 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=918occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 111 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 2551 PreInvPairs, 2864 NumberOfFragments, 2925 HoareAnnotationTreeSize, 2551 FomulaSimplifications, 5598 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 62 FomulaSimplificationsInter, 14858 FormulaSimplificationTreeSizeReductionInter, 2.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1290 NumberOfCodeBlocks, 1290 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1276 ConstructedInterpolants, 0 QuantifiedInterpolants, 218725 SizeOfPredicates, 13 NumberOfNonLiveVariables, 1590 ConjunctsInSsa, 51 ConjunctsInUnsatCore, 14 InterpolantComputations, 11 PerfectInterpolantSequences, 87/100 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...