./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 aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7252b1f7-da21-4d48-b608-5c11eaefccf4/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7252b1f7-da21-4d48-b608-5c11eaefccf4/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7252b1f7-da21-4d48-b608-5c11eaefccf4/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7252b1f7-da21-4d48-b608-5c11eaefccf4/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_7252b1f7-da21-4d48-b608-5c11eaefccf4/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7252b1f7-da21-4d48-b608-5c11eaefccf4/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-aa41828 [2018-11-23 03:41:41,708 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 03:41:41,709 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 03:41:41,716 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 03:41:41,716 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 03:41:41,717 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 03:41:41,717 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 03:41:41,719 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 03:41:41,720 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 03:41:41,720 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 03:41:41,721 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 03:41:41,721 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 03:41:41,722 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 03:41:41,723 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 03:41:41,723 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 03:41:41,724 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 03:41:41,725 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 03:41:41,726 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 03:41:41,727 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 03:41:41,729 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 03:41:41,729 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 03:41:41,730 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 03:41:41,732 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 03:41:41,732 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 03:41:41,732 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 03:41:41,733 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 03:41:41,734 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 03:41:41,734 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 03:41:41,735 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 03:41:41,736 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 03:41:41,736 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 03:41:41,736 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 03:41:41,736 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 03:41:41,736 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 03:41:41,737 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 03:41:41,738 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 03:41:41,738 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7252b1f7-da21-4d48-b608-5c11eaefccf4/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 03:41:41,748 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 03:41:41,748 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 03:41:41,749 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 03:41:41,749 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 03:41:41,749 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 03:41:41,750 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 03:41:41,750 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 03:41:41,750 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 03:41:41,750 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 03:41:41,750 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 03:41:41,750 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 03:41:41,750 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 03:41:41,751 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 03:41:41,751 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 03:41:41,751 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 03:41:41,751 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 03:41:41,751 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 03:41:41,751 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 03:41:41,751 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 03:41:41,751 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 03:41:41,751 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 03:41:41,752 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 03:41:41,752 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 03:41:41,752 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 03:41:41,752 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 03:41:41,752 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 03:41:41,752 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 03:41:41,752 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 03:41:41,752 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 03:41:41,752 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 03:41:41,752 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_7252b1f7-da21-4d48-b608-5c11eaefccf4/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 [2018-11-23 03:41:41,774 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 03:41:41,782 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 03:41:41,785 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 03:41:41,786 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 03:41:41,786 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 03:41:41,786 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7252b1f7-da21-4d48-b608-5c11eaefccf4/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product45_true-unreach-call_false-termination.cil.c [2018-11-23 03:41:41,822 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7252b1f7-da21-4d48-b608-5c11eaefccf4/bin-2019/uautomizer/data/cf8a3edcd/3c37c232f86140df8ac162f95623d6e1/FLAGe50524827 [2018-11-23 03:41:42,259 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 03:41:42,260 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7252b1f7-da21-4d48-b608-5c11eaefccf4/sv-benchmarks/c/product-lines/minepump_spec3_product45_true-unreach-call_false-termination.cil.c [2018-11-23 03:41:42,267 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7252b1f7-da21-4d48-b608-5c11eaefccf4/bin-2019/uautomizer/data/cf8a3edcd/3c37c232f86140df8ac162f95623d6e1/FLAGe50524827 [2018-11-23 03:41:42,279 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7252b1f7-da21-4d48-b608-5c11eaefccf4/bin-2019/uautomizer/data/cf8a3edcd/3c37c232f86140df8ac162f95623d6e1 [2018-11-23 03:41:42,282 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 03:41:42,283 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 03:41:42,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 03:41:42,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 03:41:42,287 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 03:41:42,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:42" (1/1) ... [2018-11-23 03:41:42,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c8583ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42, skipping insertion in model container [2018-11-23 03:41:42,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:42" (1/1) ... [2018-11-23 03:41:42,299 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 03:41:42,333 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 03:41:42,551 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 03:41:42,560 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 03:41:42,667 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 03:41:42,687 INFO L195 MainTranslator]: Completed translation [2018-11-23 03:41:42,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42 WrapperNode [2018-11-23 03:41:42,687 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 03:41:42,688 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 03:41:42,688 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 03:41:42,688 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 03:41:42,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42" (1/1) ... [2018-11-23 03:41:42,703 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42" (1/1) ... [2018-11-23 03:41:42,708 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 03:41:42,708 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 03:41:42,708 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 03:41:42,708 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 03:41:42,714 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42" (1/1) ... [2018-11-23 03:41:42,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42" (1/1) ... [2018-11-23 03:41:42,717 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42" (1/1) ... [2018-11-23 03:41:42,717 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42" (1/1) ... [2018-11-23 03:41:42,726 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42" (1/1) ... [2018-11-23 03:41:42,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42" (1/1) ... [2018-11-23 03:41:42,734 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42" (1/1) ... [2018-11-23 03:41:42,736 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 03:41:42,737 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 03:41:42,737 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 03:41:42,737 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 03:41:42,738 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7252b1f7-da21-4d48-b608-5c11eaefccf4/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 [2018-11-23 03:41:42,778 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 03:41:42,778 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 03:41:42,778 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 03:41:42,778 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 03:41:42,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 03:41:42,778 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 03:41:42,778 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 03:41:42,779 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 03:41:42,779 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 03:41:42,779 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-23 03:41:42,779 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-23 03:41:42,779 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 03:41:42,779 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 03:41:42,779 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 03:41:42,779 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 03:41:42,779 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-23 03:41:42,780 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-23 03:41:42,780 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-23 03:41:42,780 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-23 03:41:42,780 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-23 03:41:42,780 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-23 03:41:42,780 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 03:41:42,780 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 03:41:42,781 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 03:41:42,781 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 03:41:42,781 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 03:41:42,781 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 03:41:42,781 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 03:41:42,781 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 03:41:42,781 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 03:41:42,781 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 03:41:42,781 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 03:41:42,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 03:41:42,782 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 03:41:42,782 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 03:41:42,782 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 03:41:42,782 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 03:41:42,782 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 03:41:42,782 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 03:41:42,782 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 03:41:42,782 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 03:41:42,783 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-23 03:41:42,783 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-23 03:41:42,783 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 03:41:42,783 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 03:41:42,783 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-23 03:41:42,783 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-23 03:41:42,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 03:41:42,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 03:41:42,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 03:41:42,784 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 03:41:42,784 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 03:41:42,784 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2018-11-23 03:41:42,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2018-11-23 03:41:42,784 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 03:41:42,784 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 03:41:42,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 03:41:42,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 03:41:43,201 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 03:41:43,202 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 03:41:43,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:41:43 BoogieIcfgContainer [2018-11-23 03:41:43,202 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 03:41:43,203 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 03:41:43,203 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 03:41:43,205 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 03:41:43,205 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:41:42" (1/3) ... [2018-11-23 03:41:43,205 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a5f4151 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:41:43, skipping insertion in model container [2018-11-23 03:41:43,205 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42" (2/3) ... [2018-11-23 03:41:43,206 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a5f4151 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:41:43, skipping insertion in model container [2018-11-23 03:41:43,206 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:41:43" (3/3) ... [2018-11-23 03:41:43,207 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product45_true-unreach-call_false-termination.cil.c [2018-11-23 03:41:43,214 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 03:41:43,219 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 03:41:43,229 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 03:41:43,249 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 03:41:43,250 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 03:41:43,250 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 03:41:43,250 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 03:41:43,250 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 03:41:43,250 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 03:41:43,251 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 03:41:43,251 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 03:41:43,251 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 03:41:43,269 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-11-23 03:41:43,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 03:41:43,276 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:41:43,277 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] [2018-11-23 03:41:43,279 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:41:43,284 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:41:43,284 INFO L82 PathProgramCache]: Analyzing trace with hash -1860578828, now seen corresponding path program 1 times [2018-11-23 03:41:43,286 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:41:43,286 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:41:43,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:43,322 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:41:43,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:43,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:41:43,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:41:43,467 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:41:43,467 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 03:41:43,470 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 03:41:43,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 03:41:43,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 03:41:43,484 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 2 states. [2018-11-23 03:41:43,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:41:43,514 INFO L93 Difference]: Finished difference Result 272 states and 339 transitions. [2018-11-23 03:41:43,514 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 03:41:43,515 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2018-11-23 03:41:43,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:41:43,522 INFO L225 Difference]: With dead ends: 272 [2018-11-23 03:41:43,522 INFO L226 Difference]: Without dead ends: 136 [2018-11-23 03:41:43,525 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 [2018-11-23 03:41:43,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2018-11-23 03:41:43,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2018-11-23 03:41:43,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2018-11-23 03:41:43,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 161 transitions. [2018-11-23 03:41:43,563 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 161 transitions. Word has length 52 [2018-11-23 03:41:43,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:41:43,564 INFO L480 AbstractCegarLoop]: Abstraction has 136 states and 161 transitions. [2018-11-23 03:41:43,564 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 03:41:43,564 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 161 transitions. [2018-11-23 03:41:43,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 03:41:43,566 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:41:43,566 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] [2018-11-23 03:41:43,566 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:41:43,566 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:41:43,567 INFO L82 PathProgramCache]: Analyzing trace with hash -1322586247, now seen corresponding path program 1 times [2018-11-23 03:41:43,567 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:41:43,567 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:41:43,567 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:43,568 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:41:43,568 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:43,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:41:43,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:41:43,638 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:41:43,638 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 03:41:43,640 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 03:41:43,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 03:41:43,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 03:41:43,640 INFO L87 Difference]: Start difference. First operand 136 states and 161 transitions. Second operand 3 states. [2018-11-23 03:41:43,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:41:43,658 INFO L93 Difference]: Finished difference Result 221 states and 261 transitions. [2018-11-23 03:41:43,658 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 03:41:43,658 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-23 03:41:43,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:41:43,659 INFO L225 Difference]: With dead ends: 221 [2018-11-23 03:41:43,659 INFO L226 Difference]: Without dead ends: 127 [2018-11-23 03:41:43,660 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 [2018-11-23 03:41:43,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2018-11-23 03:41:43,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2018-11-23 03:41:43,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2018-11-23 03:41:43,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 149 transitions. [2018-11-23 03:41:43,670 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 149 transitions. Word has length 53 [2018-11-23 03:41:43,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:41:43,670 INFO L480 AbstractCegarLoop]: Abstraction has 127 states and 149 transitions. [2018-11-23 03:41:43,670 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 03:41:43,671 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 149 transitions. [2018-11-23 03:41:43,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 03:41:43,672 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:41:43,672 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] [2018-11-23 03:41:43,672 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:41:43,673 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:41:43,673 INFO L82 PathProgramCache]: Analyzing trace with hash 462616749, now seen corresponding path program 1 times [2018-11-23 03:41:43,673 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:41:43,673 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:41:43,674 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:43,674 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:41:43,674 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:43,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:41:43,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:41:43,745 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:41:43,745 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 03:41:43,745 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 03:41:43,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 03:41:43,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 03:41:43,746 INFO L87 Difference]: Start difference. First operand 127 states and 149 transitions. Second operand 3 states. [2018-11-23 03:41:43,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:41:43,767 INFO L93 Difference]: Finished difference Result 230 states and 275 transitions. [2018-11-23 03:41:43,768 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 03:41:43,768 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2018-11-23 03:41:43,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:41:43,769 INFO L225 Difference]: With dead ends: 230 [2018-11-23 03:41:43,769 INFO L226 Difference]: Without dead ends: 127 [2018-11-23 03:41:43,770 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 [2018-11-23 03:41:43,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2018-11-23 03:41:43,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2018-11-23 03:41:43,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2018-11-23 03:41:43,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 148 transitions. [2018-11-23 03:41:43,782 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 148 transitions. Word has length 57 [2018-11-23 03:41:43,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:41:43,782 INFO L480 AbstractCegarLoop]: Abstraction has 127 states and 148 transitions. [2018-11-23 03:41:43,782 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 03:41:43,783 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 148 transitions. [2018-11-23 03:41:43,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 03:41:43,786 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:41:43,786 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] [2018-11-23 03:41:43,786 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:41:43,786 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:41:43,786 INFO L82 PathProgramCache]: Analyzing trace with hash 1347282160, now seen corresponding path program 1 times [2018-11-23 03:41:43,787 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:41:43,787 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:41:43,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:43,788 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:41:43,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:43,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:41:43,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:41:43,878 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:41:43,878 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 03:41:43,878 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 03:41:43,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 03:41:43,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 03:41:43,879 INFO L87 Difference]: Start difference. First operand 127 states and 148 transitions. Second operand 5 states. [2018-11-23 03:41:44,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:41:44,354 INFO L93 Difference]: Finished difference Result 343 states and 414 transitions. [2018-11-23 03:41:44,354 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 03:41:44,354 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2018-11-23 03:41:44,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:41:44,356 INFO L225 Difference]: With dead ends: 343 [2018-11-23 03:41:44,356 INFO L226 Difference]: Without dead ends: 240 [2018-11-23 03:41:44,357 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 [2018-11-23 03:41:44,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2018-11-23 03:41:44,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 222. [2018-11-23 03:41:44,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2018-11-23 03:41:44,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 254 transitions. [2018-11-23 03:41:44,381 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 254 transitions. Word has length 70 [2018-11-23 03:41:44,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:41:44,381 INFO L480 AbstractCegarLoop]: Abstraction has 222 states and 254 transitions. [2018-11-23 03:41:44,382 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 03:41:44,382 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 254 transitions. [2018-11-23 03:41:44,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 03:41:44,383 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:41:44,383 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] [2018-11-23 03:41:44,383 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:41:44,384 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:41:44,384 INFO L82 PathProgramCache]: Analyzing trace with hash -1274279089, now seen corresponding path program 1 times [2018-11-23 03:41:44,384 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:41:44,384 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:41:44,385 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:44,385 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:41:44,385 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:44,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:41:44,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:41:44,458 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:41:44,459 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 03:41:44,459 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 03:41:44,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 03:41:44,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 03:41:44,460 INFO L87 Difference]: Start difference. First operand 222 states and 254 transitions. Second operand 6 states. [2018-11-23 03:41:44,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:41:44,649 INFO L93 Difference]: Finished difference Result 546 states and 657 transitions. [2018-11-23 03:41:44,650 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 03:41:44,650 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 84 [2018-11-23 03:41:44,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:41:44,657 INFO L225 Difference]: With dead ends: 546 [2018-11-23 03:41:44,657 INFO L226 Difference]: Without dead ends: 348 [2018-11-23 03:41:44,659 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 [2018-11-23 03:41:44,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2018-11-23 03:41:44,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 344. [2018-11-23 03:41:44,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 344 states. [2018-11-23 03:41:44,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 400 transitions. [2018-11-23 03:41:44,686 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 400 transitions. Word has length 84 [2018-11-23 03:41:44,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:41:44,687 INFO L480 AbstractCegarLoop]: Abstraction has 344 states and 400 transitions. [2018-11-23 03:41:44,687 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 03:41:44,687 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 400 transitions. [2018-11-23 03:41:44,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 03:41:44,689 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:41:44,689 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] [2018-11-23 03:41:44,689 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:41:44,689 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:41:44,689 INFO L82 PathProgramCache]: Analyzing trace with hash 1982194633, now seen corresponding path program 1 times [2018-11-23 03:41:44,689 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:41:44,690 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:41:44,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:44,690 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:41:44,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:44,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:41:44,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:41:44,805 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:41:44,805 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 03:41:44,805 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 03:41:44,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 03:41:44,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 03:41:44,806 INFO L87 Difference]: Start difference. First operand 344 states and 400 transitions. Second operand 6 states. [2018-11-23 03:41:45,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:41:45,041 INFO L93 Difference]: Finished difference Result 735 states and 889 transitions. [2018-11-23 03:41:45,043 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 03:41:45,043 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2018-11-23 03:41:45,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:41:45,046 INFO L225 Difference]: With dead ends: 735 [2018-11-23 03:41:45,046 INFO L226 Difference]: Without dead ends: 537 [2018-11-23 03:41:45,047 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 [2018-11-23 03:41:45,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 537 states. [2018-11-23 03:41:45,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 537 to 519. [2018-11-23 03:41:45,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 519 states. [2018-11-23 03:41:45,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 519 states and 617 transitions. [2018-11-23 03:41:45,078 INFO L78 Accepts]: Start accepts. Automaton has 519 states and 617 transitions. Word has length 88 [2018-11-23 03:41:45,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:41:45,078 INFO L480 AbstractCegarLoop]: Abstraction has 519 states and 617 transitions. [2018-11-23 03:41:45,078 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 03:41:45,079 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 617 transitions. [2018-11-23 03:41:45,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 03:41:45,080 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:41:45,080 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] [2018-11-23 03:41:45,080 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:41:45,080 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:41:45,081 INFO L82 PathProgramCache]: Analyzing trace with hash 1059511050, now seen corresponding path program 1 times [2018-11-23 03:41:45,081 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:41:45,081 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:41:45,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:45,082 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:41:45,082 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:45,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:41:45,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:41:45,149 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:41:45,149 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 03:41:45,149 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 03:41:45,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 03:41:45,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 03:41:45,149 INFO L87 Difference]: Start difference. First operand 519 states and 617 transitions. Second operand 5 states. [2018-11-23 03:41:45,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:41:45,184 INFO L93 Difference]: Finished difference Result 902 states and 1094 transitions. [2018-11-23 03:41:45,185 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-23 03:41:45,185 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 88 [2018-11-23 03:41:45,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:41:45,187 INFO L225 Difference]: With dead ends: 902 [2018-11-23 03:41:45,187 INFO L226 Difference]: Without dead ends: 529 [2018-11-23 03:41:45,189 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 [2018-11-23 03:41:45,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2018-11-23 03:41:45,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 523. [2018-11-23 03:41:45,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 523 states. [2018-11-23 03:41:45,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 620 transitions. [2018-11-23 03:41:45,219 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 620 transitions. Word has length 88 [2018-11-23 03:41:45,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:41:45,220 INFO L480 AbstractCegarLoop]: Abstraction has 523 states and 620 transitions. [2018-11-23 03:41:45,220 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 03:41:45,220 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 620 transitions. [2018-11-23 03:41:45,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 03:41:45,221 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:41:45,221 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] [2018-11-23 03:41:45,221 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:41:45,222 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:41:45,222 INFO L82 PathProgramCache]: Analyzing trace with hash 215505548, now seen corresponding path program 1 times [2018-11-23 03:41:45,222 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:41:45,222 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:41:45,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:45,223 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:41:45,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:45,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:41:45,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:41:45,310 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:41:45,310 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-23 03:41:45,311 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 03:41:45,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 03:41:45,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-23 03:41:45,311 INFO L87 Difference]: Start difference. First operand 523 states and 620 transitions. Second operand 9 states. [2018-11-23 03:41:45,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:41:45,368 INFO L93 Difference]: Finished difference Result 1039 states and 1258 transitions. [2018-11-23 03:41:45,372 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 03:41:45,372 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 88 [2018-11-23 03:41:45,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:41:45,375 INFO L225 Difference]: With dead ends: 1039 [2018-11-23 03:41:45,375 INFO L226 Difference]: Without dead ends: 540 [2018-11-23 03:41:45,376 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 [2018-11-23 03:41:45,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 540 states. [2018-11-23 03:41:45,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 540 to 530. [2018-11-23 03:41:45,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 530 states. [2018-11-23 03:41:45,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 530 states and 627 transitions. [2018-11-23 03:41:45,404 INFO L78 Accepts]: Start accepts. Automaton has 530 states and 627 transitions. Word has length 88 [2018-11-23 03:41:45,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:41:45,405 INFO L480 AbstractCegarLoop]: Abstraction has 530 states and 627 transitions. [2018-11-23 03:41:45,405 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 03:41:45,405 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 627 transitions. [2018-11-23 03:41:45,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 03:41:45,406 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:41:45,406 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] [2018-11-23 03:41:45,407 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:41:45,407 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:41:45,407 INFO L82 PathProgramCache]: Analyzing trace with hash -1682882973, now seen corresponding path program 1 times [2018-11-23 03:41:45,407 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:41:45,407 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:41:45,408 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:45,408 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:41:45,408 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:45,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:41:45,516 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 03:41:45,516 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 03:41:45,517 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7252b1f7-da21-4d48-b608-5c11eaefccf4/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 [2018-11-23 03:41:45,526 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:41:45,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:41:45,635 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 03:41:45,735 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:41:45,760 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 03:41:45,760 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 14 [2018-11-23 03:41:45,761 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-23 03:41:45,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-23 03:41:45,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2018-11-23 03:41:45,761 INFO L87 Difference]: Start difference. First operand 530 states and 627 transitions. Second operand 14 states. [2018-11-23 03:41:46,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:41:46,429 INFO L93 Difference]: Finished difference Result 1427 states and 1749 transitions. [2018-11-23 03:41:46,429 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-23 03:41:46,429 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 100 [2018-11-23 03:41:46,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:41:46,434 INFO L225 Difference]: With dead ends: 1427 [2018-11-23 03:41:46,434 INFO L226 Difference]: Without dead ends: 921 [2018-11-23 03:41:46,436 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 [2018-11-23 03:41:46,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 921 states. [2018-11-23 03:41:46,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 921 to 918. [2018-11-23 03:41:46,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 918 states. [2018-11-23 03:41:46,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 918 states and 1078 transitions. [2018-11-23 03:41:46,490 INFO L78 Accepts]: Start accepts. Automaton has 918 states and 1078 transitions. Word has length 100 [2018-11-23 03:41:46,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:41:46,490 INFO L480 AbstractCegarLoop]: Abstraction has 918 states and 1078 transitions. [2018-11-23 03:41:46,490 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-23 03:41:46,490 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1078 transitions. [2018-11-23 03:41:46,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 03:41:46,493 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:41:46,493 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] [2018-11-23 03:41:46,493 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:41:46,493 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:41:46,493 INFO L82 PathProgramCache]: Analyzing trace with hash -506496737, now seen corresponding path program 1 times [2018-11-23 03:41:46,493 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:41:46,494 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:41:46,494 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:46,494 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:41:46,495 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:46,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:41:46,599 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 03:41:46,600 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:41:46,600 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-23 03:41:46,600 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 03:41:46,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 03:41:46,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-23 03:41:46,600 INFO L87 Difference]: Start difference. First operand 918 states and 1078 transitions. Second operand 10 states. [2018-11-23 03:41:46,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:41:46,812 INFO L93 Difference]: Finished difference Result 1786 states and 2128 transitions. [2018-11-23 03:41:46,812 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-23 03:41:46,813 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 104 [2018-11-23 03:41:46,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:41:46,816 INFO L225 Difference]: With dead ends: 1786 [2018-11-23 03:41:46,816 INFO L226 Difference]: Without dead ends: 892 [2018-11-23 03:41:46,819 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 [2018-11-23 03:41:46,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 892 states. [2018-11-23 03:41:46,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 892 to 876. [2018-11-23 03:41:46,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 876 states. [2018-11-23 03:41:46,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 876 states and 1027 transitions. [2018-11-23 03:41:46,858 INFO L78 Accepts]: Start accepts. Automaton has 876 states and 1027 transitions. Word has length 104 [2018-11-23 03:41:46,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:41:46,858 INFO L480 AbstractCegarLoop]: Abstraction has 876 states and 1027 transitions. [2018-11-23 03:41:46,858 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 03:41:46,858 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1027 transitions. [2018-11-23 03:41:46,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 03:41:46,860 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:41:46,860 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] [2018-11-23 03:41:46,860 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:41:46,861 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:41:46,861 INFO L82 PathProgramCache]: Analyzing trace with hash 904531589, now seen corresponding path program 1 times [2018-11-23 03:41:46,861 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:41:46,861 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:41:46,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:46,862 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:41:46,862 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:46,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:41:46,934 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 03:41:46,934 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:41:46,934 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-23 03:41:46,935 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 03:41:46,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 03:41:46,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-23 03:41:46,935 INFO L87 Difference]: Start difference. First operand 876 states and 1027 transitions. Second operand 10 states. [2018-11-23 03:41:47,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:41:47,109 INFO L93 Difference]: Finished difference Result 1734 states and 2036 transitions. [2018-11-23 03:41:47,109 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-23 03:41:47,110 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 104 [2018-11-23 03:41:47,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:41:47,113 INFO L225 Difference]: With dead ends: 1734 [2018-11-23 03:41:47,113 INFO L226 Difference]: Without dead ends: 882 [2018-11-23 03:41:47,115 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 [2018-11-23 03:41:47,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 882 states. [2018-11-23 03:41:47,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 882 to 846. [2018-11-23 03:41:47,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 846 states. [2018-11-23 03:41:47,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 846 states and 961 transitions. [2018-11-23 03:41:47,153 INFO L78 Accepts]: Start accepts. Automaton has 846 states and 961 transitions. Word has length 104 [2018-11-23 03:41:47,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:41:47,154 INFO L480 AbstractCegarLoop]: Abstraction has 846 states and 961 transitions. [2018-11-23 03:41:47,154 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 03:41:47,154 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 961 transitions. [2018-11-23 03:41:47,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 03:41:47,157 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:41:47,157 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 03:41:47,157 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:41:47,157 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:41:47,157 INFO L82 PathProgramCache]: Analyzing trace with hash 548965287, now seen corresponding path program 1 times [2018-11-23 03:41:47,157 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:41:47,157 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:41:47,158 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:47,158 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:41:47,158 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:47,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:41:47,237 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 03:41:47,238 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 03:41:47,238 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7252b1f7-da21-4d48-b608-5c11eaefccf4/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 [2018-11-23 03:41:47,247 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:41:47,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:41:47,357 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 03:41:47,480 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 25 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 03:41:47,506 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 03:41:47,506 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2018-11-23 03:41:47,507 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-23 03:41:47,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-23 03:41:47,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-23 03:41:47,507 INFO L87 Difference]: Start difference. First operand 846 states and 961 transitions. Second operand 13 states. [2018-11-23 03:41:48,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:41:48,621 INFO L93 Difference]: Finished difference Result 2237 states and 2737 transitions. [2018-11-23 03:41:48,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-23 03:41:48,623 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 147 [2018-11-23 03:41:48,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:41:48,626 INFO L225 Difference]: With dead ends: 2237 [2018-11-23 03:41:48,627 INFO L226 Difference]: Without dead ends: 1415 [2018-11-23 03:41:48,628 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=134, Invalid=568, Unknown=0, NotChecked=0, Total=702 [2018-11-23 03:41:48,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1415 states. [2018-11-23 03:41:48,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1415 to 1204. [2018-11-23 03:41:48,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1204 states. [2018-11-23 03:41:48,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 1204 states and 1355 transitions. [2018-11-23 03:41:48,668 INFO L78 Accepts]: Start accepts. Automaton has 1204 states and 1355 transitions. Word has length 147 [2018-11-23 03:41:48,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:41:48,669 INFO L480 AbstractCegarLoop]: Abstraction has 1204 states and 1355 transitions. [2018-11-23 03:41:48,669 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-23 03:41:48,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1355 transitions. [2018-11-23 03:41:48,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 03:41:48,671 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:41:48,672 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] [2018-11-23 03:41:48,672 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:41:48,672 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:41:48,672 INFO L82 PathProgramCache]: Analyzing trace with hash 721284779, now seen corresponding path program 1 times [2018-11-23 03:41:48,672 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:41:48,672 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:41:48,673 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:48,673 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:41:48,673 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:48,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:41:48,739 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 03:41:48,739 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 03:41:48,739 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7252b1f7-da21-4d48-b608-5c11eaefccf4/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 03:41:48,746 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:41:48,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:41:48,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 03:41:48,853 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 03:41:48,868 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 03:41:48,868 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2018-11-23 03:41:48,869 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-23 03:41:48,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-23 03:41:48,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-11-23 03:41:48,869 INFO L87 Difference]: Start difference. First operand 1204 states and 1355 transitions. Second operand 11 states. [2018-11-23 03:41:48,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:41:48,914 INFO L93 Difference]: Finished difference Result 2174 states and 2480 transitions. [2018-11-23 03:41:48,914 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 03:41:48,914 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 151 [2018-11-23 03:41:48,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:41:48,917 INFO L225 Difference]: With dead ends: 2174 [2018-11-23 03:41:48,918 INFO L226 Difference]: Without dead ends: 994 [2018-11-23 03:41:48,920 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-11-23 03:41:48,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 994 states. [2018-11-23 03:41:48,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 994 to 992. [2018-11-23 03:41:48,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 992 states. [2018-11-23 03:41:48,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 992 states and 1109 transitions. [2018-11-23 03:41:48,948 INFO L78 Accepts]: Start accepts. Automaton has 992 states and 1109 transitions. Word has length 151 [2018-11-23 03:41:48,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:41:48,949 INFO L480 AbstractCegarLoop]: Abstraction has 992 states and 1109 transitions. [2018-11-23 03:41:48,949 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-23 03:41:48,949 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1109 transitions. [2018-11-23 03:41:48,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 03:41:48,950 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:41:48,951 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] [2018-11-23 03:41:48,951 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:41:48,951 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:41:48,951 INFO L82 PathProgramCache]: Analyzing trace with hash -339982134, now seen corresponding path program 1 times [2018-11-23 03:41:48,951 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:41:48,951 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:41:48,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:48,952 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:41:48,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:41:48,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:41:49,022 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 03:41:49,023 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 03:41:49,023 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7252b1f7-da21-4d48-b608-5c11eaefccf4/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 03:41:49,030 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:41:49,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:41:49,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 03:41:49,195 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 25 proven. 8 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 03:41:49,211 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 03:41:49,211 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2018-11-23 03:41:49,212 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-23 03:41:49,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-23 03:41:49,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2018-11-23 03:41:49,212 INFO L87 Difference]: Start difference. First operand 992 states and 1109 transitions. Second operand 15 states. [2018-11-23 03:41:50,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:41:50,646 INFO L93 Difference]: Finished difference Result 2531 states and 3244 transitions. [2018-11-23 03:41:50,647 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-11-23 03:41:50,647 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 151 [2018-11-23 03:41:50,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:41:50,648 INFO L225 Difference]: With dead ends: 2531 [2018-11-23 03:41:50,648 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 03:41:50,651 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 438 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=349, Invalid=1543, Unknown=0, NotChecked=0, Total=1892 [2018-11-23 03:41:50,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 03:41:50,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 03:41:50,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 03:41:50,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 03:41:50,652 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 151 [2018-11-23 03:41:50,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:41:50,653 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 03:41:50,653 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-23 03:41:50,653 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 03:41:50,653 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 03:41:50,656 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 03:41:50,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:50,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:50,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:50,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:50,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:50,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:50,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:50,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:50,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:50,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:50,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:50,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:50,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:50,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:50,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:50,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:50,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:50,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:50,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:50,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:50,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,361 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 62 [2018-11-23 03:41:51,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,476 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,479 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,502 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,550 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,552 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,554 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,557 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,574 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:41:51,900 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 28 [2018-11-23 03:41:52,082 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 29 [2018-11-23 03:41:52,443 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 39 [2018-11-23 03:41:52,850 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 40 [2018-11-23 03:41:53,117 WARN L180 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 44 [2018-11-23 03:41:53,262 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 29 [2018-11-23 03:41:53,741 WARN L180 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 52 [2018-11-23 03:41:55,157 WARN L180 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 55 [2018-11-23 03:41:55,276 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 559 565) the Hoare annotation is: true [2018-11-23 03:41:55,276 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 559 565) no Hoare annotation was computed. [2018-11-23 03:41:55,276 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 566 574) no Hoare annotation was computed. [2018-11-23 03:41:55,276 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 566 574) the Hoare annotation is: true [2018-11-23 03:41:55,276 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 566 574) no Hoare annotation was computed. [2018-11-23 03:41:55,276 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)) [2018-11-23 03:41:55,276 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 255 277) no Hoare annotation was computed. [2018-11-23 03:41:55,276 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 255 277) no Hoare annotation was computed. [2018-11-23 03:41:55,276 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)) [2018-11-23 03:41:55,276 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)) [2018-11-23 03:41:55,276 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 272) no Hoare annotation was computed. [2018-11-23 03:41:55,276 INFO L448 ceAbstractionStarter]: For program point L265-1(lines 265 272) no Hoare annotation was computed. [2018-11-23 03:41:55,276 INFO L448 ceAbstractionStarter]: For program point L263(line 263) no Hoare annotation was computed. [2018-11-23 03:41:55,277 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)) [2018-11-23 03:41:55,277 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)) [2018-11-23 03:41:55,277 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)) [2018-11-23 03:41:55,277 INFO L448 ceAbstractionStarter]: For program point L322-1(line 322) no Hoare annotation was computed. [2018-11-23 03:41:55,277 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 337) no Hoare annotation was computed. [2018-11-23 03:41:55,277 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))) [2018-11-23 03:41:55,277 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)|))) (.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))) [2018-11-23 03:41:55,277 INFO L448 ceAbstractionStarter]: For program point L335-1(lines 316 340) no Hoare annotation was computed. [2018-11-23 03:41:55,277 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 316 340) no Hoare annotation was computed. [2018-11-23 03:41:55,277 INFO L444 ceAbstractionStarter]: At program point L330(line 330) the Hoare annotation is: (let ((.cse0 (= 0 processEnvironment__wrappee__methaneQuery_~tmp~2)) (.cse8 (< 1 ~waterLevel~0)) (.cse9 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (< 2 ~waterLevel~0)) (.cse5 (= 0 ~pumpRunning~0)) (.cse6 (<= ~waterLevel~0 1)) (.cse3 (< ~systemActive~0 1))) (and (or .cse0 (or (< 0 ~waterLevel~0) .cse1 .cse2 .cse3)) (or .cse2 .cse4 (and .cse0 .cse5 .cse6) .cse7 .cse3) (or .cse1 .cse8 .cse9 .cse3) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1)) .cse3) (or .cse8 .cse9 .cse7 .cse3) (or .cse1 .cse2 .cse4 (and .cse5 .cse6) .cse3))) [2018-11-23 03:41:55,277 INFO L444 ceAbstractionStarter]: At program point L326(line 326) the Hoare annotation is: (let ((.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse6 (and (= 0 ~pumpRunning~0) (= processEnvironment__wrappee__methaneQuery_~tmp~2 1))) (.cse7 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 1 ~waterLevel~0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< ~systemActive~0 1))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or .cse4 .cse0 .cse5 .cse2) (or .cse1 .cse6 .cse7 .cse3 .cse2) (or .cse0 .cse5 .cse3 .cse2) (or .cse4 .cse1 .cse6 .cse7 .cse2) (or .cse4 .cse0 .cse1 .cse2))) [2018-11-23 03:41:55,278 INFO L448 ceAbstractionStarter]: For program point L324(lines 324 332) no Hoare annotation was computed. [2018-11-23 03:41:55,278 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))) [2018-11-23 03:41:55,278 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 411 419) no Hoare annotation was computed. [2018-11-23 03:41:55,278 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 411 419) the Hoare annotation is: true [2018-11-23 03:41:55,278 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 411 419) no Hoare annotation was computed. [2018-11-23 03:41:55,278 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 552 558) no Hoare annotation was computed. [2018-11-23 03:41:55,278 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 552 558) the Hoare annotation is: true [2018-11-23 03:41:55,278 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)) [2018-11-23 03:41:55,278 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 242 251) no Hoare annotation was computed. [2018-11-23 03:41:55,278 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 242 251) no Hoare annotation was computed. [2018-11-23 03:41:55,278 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 400 410) the Hoare annotation is: true [2018-11-23 03:41:55,279 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 400 410) no Hoare annotation was computed. [2018-11-23 03:41:55,279 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 400 410) no Hoare annotation was computed. [2018-11-23 03:41:55,279 INFO L451 ceAbstractionStarter]: At program point L405(line 405) the Hoare annotation is: true [2018-11-23 03:41:55,279 INFO L448 ceAbstractionStarter]: For program point L405-1(line 405) no Hoare annotation was computed. [2018-11-23 03:41:55,279 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))) [2018-11-23 03:41:55,279 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 392 399) no Hoare annotation was computed. [2018-11-23 03:41:55,279 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 392 399) no Hoare annotation was computed. [2018-11-23 03:41:55,279 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))) [2018-11-23 03:41:55,279 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 358) no Hoare annotation was computed. [2018-11-23 03:41:55,279 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))) [2018-11-23 03:41:55,280 INFO L448 ceAbstractionStarter]: For program point L348-1(line 348) no Hoare annotation was computed. [2018-11-23 03:41:55,280 INFO L448 ceAbstractionStarter]: For program point L346(lines 346 363) no Hoare annotation was computed. [2018-11-23 03:41:55,280 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 342 366) no Hoare annotation was computed. [2018-11-23 03:41:55,280 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))) [2018-11-23 03:41:55,280 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))) [2018-11-23 03:41:55,280 INFO L448 ceAbstractionStarter]: For program point L361-1(lines 342 366) no Hoare annotation was computed. [2018-11-23 03:41:55,280 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))) [2018-11-23 03:41:55,280 INFO L448 ceAbstractionStarter]: For program point L166(lines 166 172) no Hoare annotation was computed. [2018-11-23 03:41:55,280 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 162 175) no Hoare annotation was computed. [2018-11-23 03:41:55,281 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 162 175) the Hoare annotation is: true [2018-11-23 03:41:55,281 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 162 175) no Hoare annotation was computed. [2018-11-23 03:41:55,281 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 308 314) no Hoare annotation was computed. [2018-11-23 03:41:55,281 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 308 314) the Hoare annotation is: true [2018-11-23 03:41:55,281 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)) [2018-11-23 03:41:55,281 INFO L444 ceAbstractionStarter]: At program point L508(line 508) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse2 .cse4 .cse3) (< ~systemActive~0 1) (and .cse2 .cse5 .cse4 .cse3) (and .cse0 .cse2 .cse5 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-23 03:41:55,281 INFO L448 ceAbstractionStarter]: For program point L506(lines 506 512) no Hoare annotation was computed. [2018-11-23 03:41:55,281 INFO L448 ceAbstractionStarter]: For program point L506-1(lines 506 512) no Hoare annotation was computed. [2018-11-23 03:41:55,281 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 476 539) no Hoare annotation was computed. [2018-11-23 03:41:55,281 INFO L444 ceAbstractionStarter]: At program point L498(line 498) the Hoare annotation is: (let ((.cse1 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 1)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse6 (<= ~waterLevel~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse5 .cse3) (and .cse6 .cse5 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (< ~systemActive~0 1) (and .cse4 .cse0 .cse6 .cse3))) [2018-11-23 03:41:55,281 INFO L444 ceAbstractionStarter]: At program point L529(lines 486 531) the Hoare annotation is: (let ((.cse1 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 1)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse6 (<= ~waterLevel~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse5 .cse3) (and .cse6 .cse5 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (< ~systemActive~0 1) (and .cse4 .cse0 .cse6 .cse3))) [2018-11-23 03:41:55,281 INFO L448 ceAbstractionStarter]: For program point L496(lines 496 502) no Hoare annotation was computed. [2018-11-23 03:41:55,281 INFO L448 ceAbstractionStarter]: For program point L496-1(lines 496 502) no Hoare annotation was computed. [2018-11-23 03:41:55,281 INFO L448 ceAbstractionStarter]: For program point L488(lines 488 492) no Hoare annotation was computed. [2018-11-23 03:41:55,282 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)) [2018-11-23 03:41:55,282 INFO L448 ceAbstractionStarter]: For program point L522(lines 522 526) no Hoare annotation was computed. [2018-11-23 03:41:55,282 INFO L444 ceAbstractionStarter]: At program point L522-2(lines 516 527) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse2 .cse4 .cse3) (< ~systemActive~0 1) (and .cse2 .cse5 .cse4 .cse3) (and .cse0 .cse2 .cse5 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-23 03:41:55,282 INFO L448 ceAbstractionStarter]: For program point L487(lines 486 531) no Hoare annotation was computed. [2018-11-23 03:41:55,282 INFO L448 ceAbstractionStarter]: For program point L516(lines 516 527) no Hoare annotation was computed. [2018-11-23 03:41:55,282 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 476 539) no Hoare annotation was computed. [2018-11-23 03:41:55,282 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)) [2018-11-23 03:41:55,282 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 367 374) no Hoare annotation was computed. [2018-11-23 03:41:55,282 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 367 374) no Hoare annotation was computed. [2018-11-23 03:41:55,282 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 03:41:55,282 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)|)) [2018-11-23 03:41:55,283 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 03:41:55,283 INFO L448 ceAbstractionStarter]: For program point L386-1(lines 375 391) no Hoare annotation was computed. [2018-11-23 03:41:55,283 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 388) no Hoare annotation was computed. [2018-11-23 03:41:55,283 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))) [2018-11-23 03:41:55,283 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 375 391) no Hoare annotation was computed. [2018-11-23 03:41:55,283 INFO L448 ceAbstractionStarter]: For program point L380-1(line 380) no Hoare annotation was computed. [2018-11-23 03:41:55,283 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))) [2018-11-23 03:41:55,283 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))) [2018-11-23 03:41:55,283 INFO L448 ceAbstractionStarter]: For program point L465(lines 465 469) no Hoare annotation was computed. [2018-11-23 03:41:55,283 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 456 474) no Hoare annotation was computed. [2018-11-23 03:41:55,283 INFO L451 ceAbstractionStarter]: At program point L463(line 463) the Hoare annotation is: true [2018-11-23 03:41:55,284 INFO L448 ceAbstractionStarter]: For program point L465-2(lines 465 469) no Hoare annotation was computed. [2018-11-23 03:41:55,284 INFO L448 ceAbstractionStarter]: For program point L463-1(line 463) no Hoare annotation was computed. [2018-11-23 03:41:55,284 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 456 474) the Hoare annotation is: true [2018-11-23 03:41:55,284 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 456 474) no Hoare annotation was computed. [2018-11-23 03:41:55,284 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 153 161) the Hoare annotation is: true [2018-11-23 03:41:55,284 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 153 161) no Hoare annotation was computed. [2018-11-23 03:41:55,284 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 153 161) no Hoare annotation was computed. [2018-11-23 03:41:55,284 INFO L448 ceAbstractionStarter]: For program point L113-1(lines 109 120) no Hoare annotation was computed. [2018-11-23 03:41:55,284 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 .cse2) .cse3 .cse7) (or .cse6 .cse5 .cse3 .cse7 .cse2))) [2018-11-23 03:41:55,284 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 109 120) no Hoare annotation was computed. [2018-11-23 03:41:55,284 INFO L448 ceAbstractionStarter]: For program point L288(lines 287 306) no Hoare annotation was computed. [2018-11-23 03:41:55,285 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 284 307) the Hoare annotation is: (let ((.cse6 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (let ((.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (and .cse6 (= ~pumpRunning~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse10 (= 0 ~pumpRunning~0)) (.cse3 (< 2 |old(~waterLevel~0)|)) (.cse9 (= 1 ~waterLevel~0)) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse2 (< ~systemActive~0 1))) (and (or .cse0 (or .cse1 .cse2) .cse3 .cse4) (or (or .cse5 .cse1 .cse2) .cse3 .cse0) (or .cse6 (or .cse5 (< 1 |old(~waterLevel~0)|) .cse7 .cse2)) (or .cse5 .cse7 .cse8 .cse2 .cse9) (or (and .cse6 .cse10) .cse7 .cse3 .cse4 .cse2) (or .cse5 .cse7 (and .cse10 (<= ~waterLevel~0 2)) .cse3 .cse2) (or .cse9 .cse7 .cse8 .cse4 .cse2)))) [2018-11-23 03:41:55,285 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 284 307) no Hoare annotation was computed. [2018-11-23 03:41:55,285 INFO L444 ceAbstractionStarter]: At program point L297(line 297) the Hoare annotation is: (let ((.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (< ~systemActive~0 1))) (let ((.cse3 (= ~pumpRunning~0 1)) (.cse8 (< 1 |old(~waterLevel~0)|)) (.cse10 (or .cse7 .cse0 .cse1)) (.cse5 (<= ~waterLevel~0 0)) (.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse13 (= 0 ~pumpRunning~0)) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse12 (= 1 ~waterLevel~0)) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse11 (not (= |old(~waterLevel~0)| 1))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1) .cse2 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse3) (and .cse4 .cse3 .cse5) .cse6) (or .cse4 (or .cse7 .cse8 .cse9 .cse1)) (or .cse10 (and (<= ~waterLevel~0 1) .cse3) .cse2) (or .cse7 .cse9 .cse11 .cse1 .cse12) (or .cse8 .cse10 (and .cse4 .cse5)) (or (and .cse4 .cse13) .cse9 .cse2 .cse6 .cse1) (or .cse7 .cse9 (and .cse13 (<= ~waterLevel~0 2)) .cse2 .cse1) (or .cse12 .cse9 .cse11 .cse6 .cse1)))) [2018-11-23 03:41:55,285 INFO L444 ceAbstractionStarter]: At program point L295(lines 295 301) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 1)) (.cse17 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse18 (<= ~waterLevel~0 0)) (.cse19 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse16 (= 0 ~pumpRunning~0))) (let ((.cse11 (and .cse19 .cse16)) (.cse12 (and .cse17 .cse16 .cse18)) (.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse9 (and .cse19 .cse4)) (.cse10 (and .cse17 .cse4 .cse18)) (.cse2 (and .cse17 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse16 (<= ~waterLevel~0 1) (<= 1 ~systemActive~0))) (.cse3 (<= ~waterLevel~0 2)) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse15 (< 1 |old(~waterLevel~0)|)) (.cse14 (= 1 ~waterLevel~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse13 (not (= |old(~waterLevel~0)| 1))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse6 (< ~systemActive~0 1))) (and (or .cse0 .cse1 .cse2 (and .cse3 .cse4) .cse5 .cse6) (or (or .cse7 .cse8 .cse6) .cse9 .cse1 .cse10 .cse11 .cse12) (or .cse11 .cse12 (or .cse8 .cse6) .cse1 .cse9 .cse10 .cse5) (or .cse7 .cse0 .cse13 .cse6 .cse14) (or (or .cse15 .cse0 .cse6) .cse2 .cse5) (or .cse7 .cse0 (and .cse16 .cse3) .cse1 .cse6) (or (or .cse7 .cse15 .cse0 .cse6) .cse17) (or .cse14 .cse0 .cse13 .cse5 .cse6)))) [2018-11-23 03:41:55,285 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 284 307) no Hoare annotation was computed. [2018-11-23 03:41:55,285 INFO L444 ceAbstractionStarter]: At program point L290(line 290) the Hoare annotation is: (let ((.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (< ~systemActive~0 1))) (let ((.cse1 (or .cse7 .cse8 .cse5)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse6 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (= ~pumpRunning~0 1)) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or (and (<= ~waterLevel~0 2) .cse0) .cse1 .cse2) (or (< 1 |old(~waterLevel~0)|) .cse1 (<= ~waterLevel~0 1)) (or .cse3 .cse2 .cse4 .cse5) (or (< 0 |old(~waterLevel~0)|) .cse1 .cse6) (or .cse7 .cse3 .cse2 .cse5) (or (or .cse8 .cse5) .cse2 (and .cse6 .cse0) .cse4)))) [2018-11-23 03:41:55,286 INFO L448 ceAbstractionStarter]: For program point L193(lines 193 197) no Hoare annotation was computed. [2018-11-23 03:41:55,286 INFO L451 ceAbstractionStarter]: At program point L193-1(lines 193 197) the Hoare annotation is: true [2018-11-23 03:41:55,286 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 179 208) no Hoare annotation was computed. [2018-11-23 03:41:55,286 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-23 03:41:55,286 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 179 208) the Hoare annotation is: true [2018-11-23 03:41:55,286 INFO L451 ceAbstractionStarter]: At program point L189-2(lines 189 203) the Hoare annotation is: true [2018-11-23 03:41:55,286 INFO L451 ceAbstractionStarter]: At program point L185(line 185) the Hoare annotation is: true [2018-11-23 03:41:55,286 INFO L448 ceAbstractionStarter]: For program point L185-1(line 185) no Hoare annotation was computed. [2018-11-23 03:41:55,286 INFO L451 ceAbstractionStarter]: At program point L204(lines 179 208) the Hoare annotation is: true [2018-11-23 03:41:55,286 INFO L448 ceAbstractionStarter]: For program point L200(line 200) no Hoare annotation was computed. [2018-11-23 03:41:55,286 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 121 129) the Hoare annotation is: true [2018-11-23 03:41:55,286 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 121 129) no Hoare annotation was computed. [2018-11-23 03:41:55,286 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 121 129) no Hoare annotation was computed. [2018-11-23 03:41:55,286 INFO L448 ceAbstractionStarter]: For program point L63(lines 63 69) no Hoare annotation was computed. [2018-11-23 03:41:55,287 INFO L444 ceAbstractionStarter]: At program point L61(line 61) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse4 (< 1 ~waterLevel~0)) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse3 (< ~systemActive~0 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse3) (or .cse2 .cse5 (= __utac_acc__Specification3_spec__1_~tmp~0 ~methaneLevelCritical~0) .cse6 .cse3) (or .cse4 .cse1 .cse6 .cse3) (or .cse4 .cse5 .cse6 .cse3))) [2018-11-23 03:41:55,287 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 44 76) no Hoare annotation was computed. [2018-11-23 03:41:55,287 INFO L448 ceAbstractionStarter]: For program point L61-1(line 61) no Hoare annotation was computed. [2018-11-23 03:41:55,287 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 72) no Hoare annotation was computed. [2018-11-23 03:41:55,287 INFO L448 ceAbstractionStarter]: For program point L59-1(lines 44 76) no Hoare annotation was computed. [2018-11-23 03:41:55,287 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 44 76) the Hoare annotation is: true [2018-11-23 03:41:55,287 INFO L444 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (< 2 ~waterLevel~0)) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse4 (< 1 ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse6 (= __utac_acc__Specification3_spec__1_~tmp~0 ~methaneLevelCritical~0)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse3 (< ~systemActive~0 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse3) (or .cse2 .cse5 .cse6 .cse7 .cse3) (or .cse4 .cse1 .cse6 .cse7 .cse3))) [2018-11-23 03:41:55,287 INFO L448 ceAbstractionStarter]: For program point L57-1(line 57) no Hoare annotation was computed. [2018-11-23 03:41:55,287 INFO L448 ceAbstractionStarter]: For program point L53(lines 53 73) no Hoare annotation was computed. [2018-11-23 03:41:55,287 INFO L451 ceAbstractionStarter]: At program point L51(line 51) the Hoare annotation is: true [2018-11-23 03:41:55,288 INFO L448 ceAbstractionStarter]: For program point L51-1(line 51) no Hoare annotation was computed. [2018-11-23 03:41:55,288 INFO L444 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (< 2 ~waterLevel~0)) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse4 (< 1 ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse3 (< ~systemActive~0 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse3) (or .cse2 .cse5 .cse6 .cse3) (or .cse4 .cse1 .cse6 .cse3))) [2018-11-23 03:41:55,288 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 85 96) the Hoare annotation is: (let ((.cse1 (< 2 |old(~waterLevel~0)|)) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (or (= 0 ~pumpRunning~0) (< ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 .cse0 (not (= ~methaneLevelCritical~0 0)) .cse3))) [2018-11-23 03:41:55,288 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 85 96) no Hoare annotation was computed. [2018-11-23 03:41:55,288 INFO L448 ceAbstractionStarter]: For program point L89-1(lines 85 96) no Hoare annotation was computed. [2018-11-23 03:41:55,288 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 234 240) no Hoare annotation was computed. [2018-11-23 03:41:55,288 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 234 240) the Hoare annotation is: true [2018-11-23 03:41:55,288 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 03:41:55,288 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)) [2018-11-23 03:41:55,288 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 03:41:55,288 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 03:41:55,288 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 97 108) no Hoare annotation was computed. [2018-11-23 03:41:55,288 INFO L448 ceAbstractionStarter]: For program point L101-1(lines 97 108) no Hoare annotation was computed. [2018-11-23 03:41:55,289 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 97 108) the Hoare annotation is: (let ((.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse8 (not (= 1 ~pumpRunning~0))) (.cse5 (< ~systemActive~0 1))) (let ((.cse2 (< 1 |old(~waterLevel~0)|)) (.cse0 (or .cse6 .cse8 .cse5)) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse7 (< 2 |old(~waterLevel~0)|)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or (< 0 |old(~waterLevel~0)|) .cse0 .cse1) (or .cse2 .cse3 .cse1 .cse4 .cse5) (or (or .cse6 .cse2 .cse3 .cse5) .cse1) (or .cse2 .cse0 (<= ~waterLevel~0 1)) (or .cse6 .cse3 (<= ~waterLevel~0 2) .cse7 .cse5) (or .cse7 .cse8 .cse4 .cse1 .cse5)))) [2018-11-23 03:41:55,289 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 576 583) no Hoare annotation was computed. [2018-11-23 03:41:55,289 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 580) no Hoare annotation was computed. [2018-11-23 03:41:55,289 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 576 583) the Hoare annotation is: true [2018-11-23 03:41:55,289 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 576 583) no Hoare annotation was computed. [2018-11-23 03:41:55,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:41:55 BoogieIcfgContainer [2018-11-23 03:41:55,297 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 03:41:55,298 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 03:41:55,298 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 03:41:55,298 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 03:41:55,298 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:41:43" (3/4) ... [2018-11-23 03:41:55,302 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 03:41:55,307 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 03:41:55,307 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 03:41:55,308 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 03:41:55,308 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-23 03:41:55,308 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 03:41:55,308 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 03:41:55,308 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 03:41:55,308 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-23 03:41:55,308 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 03:41:55,308 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 03:41:55,308 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-23 03:41:55,308 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 03:41:55,308 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 03:41:55,308 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-23 03:41:55,308 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 03:41:55,308 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-23 03:41:55,309 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-23 03:41:55,309 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-23 03:41:55,309 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 03:41:55,309 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 03:41:55,309 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 03:41:55,309 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 03:41:55,309 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification3_spec__1 [2018-11-23 03:41:55,309 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 03:41:55,309 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 03:41:55,309 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 03:41:55,309 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 03:41:55,314 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-23 03:41:55,314 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 03:41:55,314 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 03:41:55,314 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 03:41:55,315 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 03:41:55,315 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 03:41:55,315 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 03:41:55,334 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && splverifierCounter == 0) || (((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && splverifierCounter == 0)) || (((waterLevel <= 1 && pumpRunning == 1) && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || systemActive < 1) || (((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) [2018-11-23 03:41:55,334 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || systemActive < 1 [2018-11-23 03:41:55,366 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7252b1f7-da21-4d48-b608-5c11eaefccf4/bin-2019/uautomizer/witness.graphml [2018-11-23 03:41:55,366 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 03:41:55,367 INFO L168 Benchmark]: Toolchain (without parser) took 13084.52 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 524.3 MB). Free memory was 955.8 MB in the beginning and 1.4 GB in the end (delta: -432.0 MB). Peak memory consumption was 92.3 MB. Max. memory is 11.5 GB. [2018-11-23 03:41:55,367 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:41:55,368 INFO L168 Benchmark]: CACSL2BoogieTranslator took 403.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 955.8 MB in the beginning and 1.2 GB in the end (delta: -204.4 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-23 03:41:55,368 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.51 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. [2018-11-23 03:41:55,368 INFO L168 Benchmark]: Boogie Preprocessor took 28.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-23 03:41:55,368 INFO L168 Benchmark]: RCFGBuilder took 465.33 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: 52.6 MB). Peak memory consumption was 52.6 MB. Max. memory is 11.5 GB. [2018-11-23 03:41:55,368 INFO L168 Benchmark]: TraceAbstraction took 12094.88 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 351.8 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -283.5 MB). Peak memory consumption was 606.8 MB. Max. memory is 11.5 GB. [2018-11-23 03:41:55,369 INFO L168 Benchmark]: Witness Printer took 68.49 ms. Allocated memory is still 1.6 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:41:55,370 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 403.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 955.8 MB in the beginning and 1.2 GB in the end (delta: -204.4 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.51 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 28.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 465.33 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: 52.6 MB). Peak memory consumption was 52.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 12094.88 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 351.8 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -283.5 MB). Peak memory consumption was 606.8 MB. Max. memory is 11.5 GB. * Witness Printer took 68.49 ms. Allocated memory is still 1.6 GB. Free memory is still 1.4 GB. There was no memory consumed. 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 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && splverifierCounter == 0) || (((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && splverifierCounter == 0)) || (((waterLevel <= 1 && pumpRunning == 1) && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || systemActive < 1) || (((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 28 procedures, 149 locations, 1 error locations. SAFE Result, 12.0s OverallTime, 14 OverallIterations, 4 TraceHistogramMax, 4.8s AutomataDifference, 0.0s DeadEndRemovalTime, 4.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 2550 SDtfs, 1985 SDslu, 10087 SDs, 0 SdLazy, 6037 SolverSat, 1000 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 740 GetRequests, 591 SyntacticMatches, 1 SemanticMatches, 148 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 584 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1204occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 14 MinimizatonAttempts, 324 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 3695 PreInvPairs, 4130 NumberOfFragments, 2844 HoareAnnotationTreeSize, 3695 FomulaSimplifications, 18910 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 62 FomulaSimplificationsInter, 25544 FormulaSimplificationTreeSizeReductionInter, 3.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1886 NumberOfCodeBlocks, 1886 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 1868 ConstructedInterpolants, 0 QuantifiedInterpolants, 346681 SizeOfPredicates, 22 NumberOfNonLiveVariables, 3291 ConjunctsInSsa, 75 ConjunctsInUnsatCore, 18 InterpolantComputations, 12 PerfectInterpolantSequences, 254/276 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...