./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product20_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4d4465b9-b267-4158-aaa3-920a7bb10ba4/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4d4465b9-b267-4158-aaa3-920a7bb10ba4/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4d4465b9-b267-4158-aaa3-920a7bb10ba4/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4d4465b9-b267-4158-aaa3-920a7bb10ba4/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product20_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4d4465b9-b267-4158-aaa3-920a7bb10ba4/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4d4465b9-b267-4158-aaa3-920a7bb10ba4/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 14f022cf7e99461a69af1dfadf53c6fdf3d4a870 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 11:48:49,663 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:48:49,664 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:48:49,673 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:48:49,673 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:48:49,674 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:48:49,675 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:48:49,676 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:48:49,678 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:48:49,678 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:48:49,679 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:48:49,679 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:48:49,680 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:48:49,681 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:48:49,682 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:48:49,683 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:48:49,683 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:48:49,685 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:48:49,686 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:48:49,687 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:48:49,688 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:48:49,689 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:48:49,691 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:48:49,691 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:48:49,691 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:48:49,692 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:48:49,693 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:48:49,693 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:48:49,694 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:48:49,695 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:48:49,695 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:48:49,695 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:48:49,696 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:48:49,696 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:48:49,696 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:48:49,697 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:48:49,697 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4d4465b9-b267-4158-aaa3-920a7bb10ba4/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 11:48:49,707 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:48:49,707 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:48:49,708 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:48:49,708 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 11:48:49,708 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 11:48:49,709 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 11:48:49,709 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 11:48:49,709 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 11:48:49,709 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 11:48:49,709 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 11:48:49,709 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 11:48:49,709 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 11:48:49,710 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 11:48:49,710 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:48:49,710 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:48:49,710 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 11:48:49,711 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:48:49,711 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:48:49,711 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:48:49,711 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:48:49,711 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:48:49,711 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:48:49,711 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:48:49,712 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:48:49,712 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:48:49,712 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:48:49,712 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 11:48:49,712 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:48:49,712 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 11:48:49,712 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 11:48:49,713 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:48:49,713 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:48:49,713 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:48:49,713 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 11:48:49,713 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:48:49,713 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 11:48:49,713 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 11:48:49,714 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_4d4465b9-b267-4158-aaa3-920a7bb10ba4/bin-2019/utaipan 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 -> Taipan 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 -> 14f022cf7e99461a69af1dfadf53c6fdf3d4a870 [2018-11-18 11:48:49,739 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:48:49,748 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:48:49,751 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:48:49,752 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:48:49,753 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:48:49,753 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4d4465b9-b267-4158-aaa3-920a7bb10ba4/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product20_true-unreach-call_false-termination.cil.c [2018-11-18 11:48:49,792 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4d4465b9-b267-4158-aaa3-920a7bb10ba4/bin-2019/utaipan/data/2cf2fd232/ec2d321ed7ec4ffd9be621a22bc6c190/FLAG884f0607b [2018-11-18 11:48:50,239 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:48:50,240 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4d4465b9-b267-4158-aaa3-920a7bb10ba4/sv-benchmarks/c/product-lines/minepump_spec4_product20_true-unreach-call_false-termination.cil.c [2018-11-18 11:48:50,250 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4d4465b9-b267-4158-aaa3-920a7bb10ba4/bin-2019/utaipan/data/2cf2fd232/ec2d321ed7ec4ffd9be621a22bc6c190/FLAG884f0607b [2018-11-18 11:48:50,261 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4d4465b9-b267-4158-aaa3-920a7bb10ba4/bin-2019/utaipan/data/2cf2fd232/ec2d321ed7ec4ffd9be621a22bc6c190 [2018-11-18 11:48:50,263 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:48:50,264 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:48:50,264 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:48:50,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:48:50,268 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:48:50,268 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:48:50" (1/1) ... [2018-11-18 11:48:50,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@345e74ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:48:50, skipping insertion in model container [2018-11-18 11:48:50,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:48:50" (1/1) ... [2018-11-18 11:48:50,278 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:48:50,309 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:48:50,497 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:48:50,505 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:48:50,610 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:48:50,630 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:48:50,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:48:50 WrapperNode [2018-11-18 11:48:50,631 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:48:50,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:48:50,632 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:48:50,632 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:48:50,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:48:50" (1/1) ... [2018-11-18 11:48:50,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:48:50" (1/1) ... [2018-11-18 11:48:50,660 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:48:50,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:48:50,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:48:50,661 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:48:50,669 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:48:50" (1/1) ... [2018-11-18 11:48:50,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:48:50" (1/1) ... [2018-11-18 11:48:50,672 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:48:50" (1/1) ... [2018-11-18 11:48:50,672 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:48:50" (1/1) ... [2018-11-18 11:48:50,682 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:48:50" (1/1) ... [2018-11-18 11:48:50,688 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:48:50" (1/1) ... [2018-11-18 11:48:50,690 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:48:50" (1/1) ... [2018-11-18 11:48:50,693 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:48:50,693 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:48:50,693 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:48:50,693 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:48:50,694 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:48:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4d4465b9-b267-4158-aaa3-920a7bb10ba4/bin-2019/utaipan/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 [2018-11-18 11:48:50,734 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 11:48:50,734 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 11:48:50,734 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-18 11:48:50,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-18 11:48:50,734 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 11:48:50,734 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 11:48:50,734 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-18 11:48:50,735 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-18 11:48:50,735 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 11:48:50,735 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 11:48:50,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 11:48:50,735 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 11:48:50,735 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 11:48:50,735 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 11:48:50,735 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 11:48:50,735 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 11:48:50,736 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 11:48:50,736 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 11:48:50,736 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 11:48:50,736 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 11:48:50,736 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 11:48:50,736 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 11:48:50,736 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 11:48:50,737 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 11:48:50,737 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 11:48:50,737 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 11:48:50,737 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 11:48:50,737 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 11:48:50,737 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 11:48:50,737 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 11:48:50,737 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 11:48:50,737 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 11:48:50,738 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 11:48:50,738 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 11:48:50,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 11:48:50,738 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 11:48:50,738 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 11:48:50,738 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 11:48:50,738 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 11:48:50,738 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 11:48:50,738 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 11:48:50,739 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 11:48:50,739 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 11:48:50,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 11:48:50,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 11:48:50,739 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 11:48:50,739 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 11:48:50,739 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 11:48:50,739 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 11:48:50,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:48:50,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:48:51,186 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:48:51,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:48:51 BoogieIcfgContainer [2018-11-18 11:48:51,187 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:48:51,188 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 11:48:51,188 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 11:48:51,191 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 11:48:51,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 11:48:50" (1/3) ... [2018-11-18 11:48:51,192 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74e384b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:48:51, skipping insertion in model container [2018-11-18 11:48:51,192 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:48:50" (2/3) ... [2018-11-18 11:48:51,193 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74e384b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:48:51, skipping insertion in model container [2018-11-18 11:48:51,193 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:48:51" (3/3) ... [2018-11-18 11:48:51,194 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product20_true-unreach-call_false-termination.cil.c [2018-11-18 11:48:51,201 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 11:48:51,207 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 11:48:51,217 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 11:48:51,241 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 11:48:51,241 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 11:48:51,241 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 11:48:51,242 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 11:48:51,242 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 11:48:51,242 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 11:48:51,242 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 11:48:51,242 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 11:48:51,257 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states. [2018-11-18 11:48:51,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 11:48:51,264 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:48:51,265 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:48:51,267 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:48:51,272 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:48:51,273 INFO L82 PathProgramCache]: Analyzing trace with hash -34239105, now seen corresponding path program 1 times [2018-11-18 11:48:51,274 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:48:51,306 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:48:51,306 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:48:51,307 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:48:51,307 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:48:51,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:48:51,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:48:51,484 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:48:51,484 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 11:48:51,484 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 11:48:51,488 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 11:48:51,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 11:48:51,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 11:48:51,498 INFO L87 Difference]: Start difference. First operand 129 states. Second operand 2 states. [2018-11-18 11:48:51,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:48:51,526 INFO L93 Difference]: Finished difference Result 232 states and 287 transitions. [2018-11-18 11:48:51,526 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 11:48:51,527 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-18 11:48:51,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:48:51,536 INFO L225 Difference]: With dead ends: 232 [2018-11-18 11:48:51,536 INFO L226 Difference]: Without dead ends: 116 [2018-11-18 11:48:51,539 INFO L604 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 [2018-11-18 11:48:51,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2018-11-18 11:48:51,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2018-11-18 11:48:51,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2018-11-18 11:48:51,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 135 transitions. [2018-11-18 11:48:51,576 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 135 transitions. Word has length 46 [2018-11-18 11:48:51,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:48:51,576 INFO L480 AbstractCegarLoop]: Abstraction has 116 states and 135 transitions. [2018-11-18 11:48:51,576 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 11:48:51,576 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 135 transitions. [2018-11-18 11:48:51,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 11:48:51,579 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:48:51,579 INFO L375 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] [2018-11-18 11:48:51,579 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:48:51,579 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:48:51,580 INFO L82 PathProgramCache]: Analyzing trace with hash -902136089, now seen corresponding path program 1 times [2018-11-18 11:48:51,580 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:48:51,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:48:51,581 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:48:51,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:48:51,581 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:48:51,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:48:51,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:48:51,667 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:48:51,667 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 11:48:51,667 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 11:48:51,669 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 11:48:51,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 11:48:51,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 11:48:51,669 INFO L87 Difference]: Start difference. First operand 116 states and 135 transitions. Second operand 3 states. [2018-11-18 11:48:51,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:48:51,687 INFO L93 Difference]: Finished difference Result 169 states and 195 transitions. [2018-11-18 11:48:51,688 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 11:48:51,688 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-18 11:48:51,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:48:51,689 INFO L225 Difference]: With dead ends: 169 [2018-11-18 11:48:51,689 INFO L226 Difference]: Without dead ends: 106 [2018-11-18 11:48:51,690 INFO L604 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 [2018-11-18 11:48:51,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2018-11-18 11:48:51,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2018-11-18 11:48:51,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2018-11-18 11:48:51,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 122 transitions. [2018-11-18 11:48:51,700 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 122 transitions. Word has length 48 [2018-11-18 11:48:51,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:48:51,701 INFO L480 AbstractCegarLoop]: Abstraction has 106 states and 122 transitions. [2018-11-18 11:48:51,701 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 11:48:51,701 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 122 transitions. [2018-11-18 11:48:51,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 11:48:51,702 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:48:51,702 INFO L375 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] [2018-11-18 11:48:51,702 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:48:51,703 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:48:51,703 INFO L82 PathProgramCache]: Analyzing trace with hash -394862547, now seen corresponding path program 1 times [2018-11-18 11:48:51,703 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:48:51,704 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:48:51,704 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:48:51,704 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:48:51,704 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:48:51,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:48:51,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:48:51,836 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:48:51,836 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 11:48:51,836 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 11:48:51,836 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 11:48:51,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 11:48:51,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 11:48:51,837 INFO L87 Difference]: Start difference. First operand 106 states and 122 transitions. Second operand 7 states. [2018-11-18 11:48:52,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:48:52,233 INFO L93 Difference]: Finished difference Result 321 states and 387 transitions. [2018-11-18 11:48:52,234 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 11:48:52,234 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-11-18 11:48:52,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:48:52,236 INFO L225 Difference]: With dead ends: 321 [2018-11-18 11:48:52,236 INFO L226 Difference]: Without dead ends: 239 [2018-11-18 11:48:52,237 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 11:48:52,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2018-11-18 11:48:52,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 227. [2018-11-18 11:48:52,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2018-11-18 11:48:52,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 273 transitions. [2018-11-18 11:48:52,263 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 273 transitions. Word has length 53 [2018-11-18 11:48:52,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:48:52,263 INFO L480 AbstractCegarLoop]: Abstraction has 227 states and 273 transitions. [2018-11-18 11:48:52,263 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 11:48:52,263 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 273 transitions. [2018-11-18 11:48:52,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 11:48:52,265 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:48:52,265 INFO L375 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] [2018-11-18 11:48:52,266 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:48:52,266 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:48:52,266 INFO L82 PathProgramCache]: Analyzing trace with hash 1613422562, now seen corresponding path program 1 times [2018-11-18 11:48:52,266 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:48:52,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:48:52,267 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:48:52,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:48:52,267 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:48:52,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:48:52,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:48:52,412 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:48:52,413 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 11:48:52,413 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 11:48:52,413 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 11:48:52,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 11:48:52,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 11:48:52,414 INFO L87 Difference]: Start difference. First operand 227 states and 273 transitions. Second operand 10 states. [2018-11-18 11:48:52,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:48:52,830 INFO L93 Difference]: Finished difference Result 788 states and 1011 transitions. [2018-11-18 11:48:52,832 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 11:48:52,833 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 58 [2018-11-18 11:48:52,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:48:52,835 INFO L225 Difference]: With dead ends: 788 [2018-11-18 11:48:52,836 INFO L226 Difference]: Without dead ends: 585 [2018-11-18 11:48:52,837 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-18 11:48:52,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 585 states. [2018-11-18 11:48:52,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 585 to 573. [2018-11-18 11:48:52,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 573 states. [2018-11-18 11:48:52,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 573 states and 709 transitions. [2018-11-18 11:48:52,881 INFO L78 Accepts]: Start accepts. Automaton has 573 states and 709 transitions. Word has length 58 [2018-11-18 11:48:52,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:48:52,881 INFO L480 AbstractCegarLoop]: Abstraction has 573 states and 709 transitions. [2018-11-18 11:48:52,881 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 11:48:52,882 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 709 transitions. [2018-11-18 11:48:52,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 11:48:52,885 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:48:52,885 INFO L375 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] [2018-11-18 11:48:52,885 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:48:52,886 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:48:52,886 INFO L82 PathProgramCache]: Analyzing trace with hash -2138085752, now seen corresponding path program 1 times [2018-11-18 11:48:52,886 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:48:52,886 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:48:52,887 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:48:52,887 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:48:52,887 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:48:52,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:48:52,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:48:52,968 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:48:52,968 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 11:48:52,968 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 11:48:52,968 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 11:48:52,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 11:48:52,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 11:48:52,969 INFO L87 Difference]: Start difference. First operand 573 states and 709 transitions. Second operand 4 states. [2018-11-18 11:48:53,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:48:53,090 INFO L93 Difference]: Finished difference Result 966 states and 1228 transitions. [2018-11-18 11:48:53,092 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 11:48:53,092 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 62 [2018-11-18 11:48:53,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:48:53,094 INFO L225 Difference]: With dead ends: 966 [2018-11-18 11:48:53,094 INFO L226 Difference]: Without dead ends: 417 [2018-11-18 11:48:53,097 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 11:48:53,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 417 states. [2018-11-18 11:48:53,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 417 to 405. [2018-11-18 11:48:53,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 405 states. [2018-11-18 11:48:53,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 467 transitions. [2018-11-18 11:48:53,119 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 467 transitions. Word has length 62 [2018-11-18 11:48:53,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:48:53,119 INFO L480 AbstractCegarLoop]: Abstraction has 405 states and 467 transitions. [2018-11-18 11:48:53,119 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 11:48:53,119 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 467 transitions. [2018-11-18 11:48:53,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 11:48:53,121 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:48:53,121 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 11:48:53,121 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:48:53,121 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:48:53,122 INFO L82 PathProgramCache]: Analyzing trace with hash -348201917, now seen corresponding path program 1 times [2018-11-18 11:48:53,122 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:48:53,122 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:48:53,122 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:48:53,123 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:48:53,123 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:48:53,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:48:53,226 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 11:48:53,226 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:48:53,226 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 11:48:53,227 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 92 with the following transitions: [2018-11-18 11:48:53,229 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [5], [8], [10], [13], [19], [21], [22], [26], [29], [42], [44], [45], [46], [47], [59], [84], [88], [94], [98], [102], [105], [110], [116], [118], [124], [127], [130], [140], [141], [142], [143], [156], [163], [166], [201], [209], [213], [214], [217], [218], [219], [220], [221], [223], [224], [225], [226], [227], [228], [229], [230], [231], [237], [247], [248], [253], [254], [255], [256], [263], [264], [269], [270], [271] [2018-11-18 11:48:53,253 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 11:48:53,254 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 11:48:53,604 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 11:48:53,605 INFO L272 AbstractInterpreter]: Visited 60 different actions 72 times. Merged at 7 different actions 7 times. Never widened. Performed 2886 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2886 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 133 variables. [2018-11-18 11:48:53,632 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:48:53,632 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 11:48:53,888 INFO L227 lantSequenceWeakener]: Weakened 81 states. On average, predicates are now at 97.71% of their original sizes. [2018-11-18 11:48:53,888 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 11:48:54,011 INFO L415 sIntCurrentIteration]: We unified 90 AI predicates to 90 [2018-11-18 11:48:54,011 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 11:48:54,012 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 11:48:54,012 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [7] total 24 [2018-11-18 11:48:54,012 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 11:48:54,013 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 11:48:54,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 11:48:54,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2018-11-18 11:48:54,013 INFO L87 Difference]: Start difference. First operand 405 states and 467 transitions. Second operand 19 states. [2018-11-18 11:48:56,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:48:56,959 INFO L93 Difference]: Finished difference Result 558 states and 655 transitions. [2018-11-18 11:48:56,959 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-18 11:48:56,959 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 91 [2018-11-18 11:48:56,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:48:56,960 INFO L225 Difference]: With dead ends: 558 [2018-11-18 11:48:56,960 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 11:48:56,961 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 101 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 223 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=158, Invalid=712, Unknown=0, NotChecked=0, Total=870 [2018-11-18 11:48:56,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 11:48:56,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 11:48:56,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 11:48:56,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 11:48:56,962 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 91 [2018-11-18 11:48:56,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:48:56,962 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 11:48:56,962 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 11:48:56,962 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 11:48:56,962 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 11:48:56,965 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 11:48:57,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:48:57,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:48:57,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:48:58,058 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-11-18 11:48:58,058 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-11-18 11:48:58,058 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-11-18 11:48:58,058 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-11-18 11:48:58,058 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-11-18 11:48:58,059 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 649 673) the Hoare annotation is: true [2018-11-18 11:48:58,059 INFO L421 ceAbstractionStarter]: At program point L663(line 663) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (= ~waterLevel~0 1))) (or .cse0 (not (= ~waterLevel~0 2))))) [2018-11-18 11:48:58,059 INFO L425 ceAbstractionStarter]: For program point L661(lines 661 667) no Hoare annotation was computed. [2018-11-18 11:48:58,059 INFO L421 ceAbstractionStarter]: At program point L659(line 659) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (= ~waterLevel~0 1))) (or .cse0 (not (= ~waterLevel~0 2))))) [2018-11-18 11:48:58,059 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 649 673) no Hoare annotation was computed. [2018-11-18 11:48:58,059 INFO L425 ceAbstractionStarter]: For program point L659-1(line 659) no Hoare annotation was computed. [2018-11-18 11:48:58,059 INFO L425 ceAbstractionStarter]: For program point L657(lines 657 670) no Hoare annotation was computed. [2018-11-18 11:48:58,059 INFO L425 ceAbstractionStarter]: For program point L657-1(lines 649 673) no Hoare annotation was computed. [2018-11-18 11:48:58,059 INFO L428 ceAbstractionStarter]: At program point L655(line 655) the Hoare annotation is: true [2018-11-18 11:48:58,059 INFO L425 ceAbstractionStarter]: For program point L655-1(line 655) no Hoare annotation was computed. [2018-11-18 11:48:58,059 INFO L425 ceAbstractionStarter]: For program point L257(line 257) no Hoare annotation was computed. [2018-11-18 11:48:58,060 INFO L421 ceAbstractionStarter]: At program point L256(line 256) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 11:48:58,060 INFO L421 ceAbstractionStarter]: At program point L255(line 255) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 11:48:58,060 INFO L421 ceAbstractionStarter]: At program point L255-1(line 255) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 11:48:58,060 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 249 271) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 11:48:58,060 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 249 271) no Hoare annotation was computed. [2018-11-18 11:48:58,060 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 249 271) no Hoare annotation was computed. [2018-11-18 11:48:58,060 INFO L421 ceAbstractionStarter]: At program point L261(line 261) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= main_~tmp~0 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 11:48:58,060 INFO L421 ceAbstractionStarter]: At program point L261-1(line 261) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= main_~tmp~0 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 11:48:58,060 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 266) no Hoare annotation was computed. [2018-11-18 11:48:58,060 INFO L425 ceAbstractionStarter]: For program point L259-1(lines 259 266) no Hoare annotation was computed. [2018-11-18 11:48:58,061 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 830 844) no Hoare annotation was computed. [2018-11-18 11:48:58,061 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 830 844) the Hoare annotation is: (let ((.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~systemActive~0)| 1))) (.cse0 (= ~systemActive~0 1)) (.cse4 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse5) (or (not (= |old(~systemActive~0)| 0)) .cse1 (= ~systemActive~0 0) .cse3) (or .cse1 .cse5 .cse3) (or (or .cse1 .cse2) .cse0 .cse4))) [2018-11-18 11:48:58,061 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 830 844) no Hoare annotation was computed. [2018-11-18 11:48:58,061 INFO L421 ceAbstractionStarter]: At program point L836(line 836) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~waterLevel~0 2))) (or .cse0 (not (= ~waterLevel~0 1))))) [2018-11-18 11:48:58,061 INFO L425 ceAbstractionStarter]: For program point L834(lines 834 840) no Hoare annotation was computed. [2018-11-18 11:48:58,061 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 766 774) no Hoare annotation was computed. [2018-11-18 11:48:58,061 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 766 774) the Hoare annotation is: true [2018-11-18 11:48:58,061 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 766 774) no Hoare annotation was computed. [2018-11-18 11:48:58,061 INFO L425 ceAbstractionStarter]: For program point L818-1(line 818) no Hoare annotation was computed. [2018-11-18 11:48:58,061 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 811 829) the Hoare annotation is: true [2018-11-18 11:48:58,061 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 811 829) no Hoare annotation was computed. [2018-11-18 11:48:58,061 INFO L425 ceAbstractionStarter]: For program point L820(lines 820 824) no Hoare annotation was computed. [2018-11-18 11:48:58,062 INFO L428 ceAbstractionStarter]: At program point L818(line 818) the Hoare annotation is: true [2018-11-18 11:48:58,062 INFO L425 ceAbstractionStarter]: For program point L820-2(lines 820 824) no Hoare annotation was computed. [2018-11-18 11:48:58,062 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 811 829) no Hoare annotation was computed. [2018-11-18 11:48:58,062 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-11-18 11:48:58,062 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-11-18 11:48:58,062 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 239 248) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 11:48:58,062 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 239 248) no Hoare annotation was computed. [2018-11-18 11:48:58,062 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 239 248) no Hoare annotation was computed. [2018-11-18 11:48:58,062 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 747 754) the Hoare annotation is: true [2018-11-18 11:48:58,062 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 747 754) no Hoare annotation was computed. [2018-11-18 11:48:58,062 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 747 754) no Hoare annotation was computed. [2018-11-18 11:48:58,062 INFO L421 ceAbstractionStarter]: At program point L733(line 733) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 2))))) [2018-11-18 11:48:58,062 INFO L425 ceAbstractionStarter]: For program point L733-1(lines 714 738) no Hoare annotation was computed. [2018-11-18 11:48:58,063 INFO L421 ceAbstractionStarter]: At program point L728(line 728) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 11:48:58,063 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 714 738) no Hoare annotation was computed. [2018-11-18 11:48:58,063 INFO L421 ceAbstractionStarter]: At program point L724(line 724) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 11:48:58,063 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 714 738) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 2))))) [2018-11-18 11:48:58,063 INFO L425 ceAbstractionStarter]: For program point L722(lines 722 730) no Hoare annotation was computed. [2018-11-18 11:48:58,063 INFO L421 ceAbstractionStarter]: At program point L720(line 720) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 11:48:58,063 INFO L425 ceAbstractionStarter]: For program point L720-1(line 720) no Hoare annotation was computed. [2018-11-18 11:48:58,063 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 735) no Hoare annotation was computed. [2018-11-18 11:48:58,063 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 706 712) no Hoare annotation was computed. [2018-11-18 11:48:58,063 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 706 712) the Hoare annotation is: true [2018-11-18 11:48:58,063 INFO L425 ceAbstractionStarter]: For program point L865(lines 864 913) no Hoare annotation was computed. [2018-11-18 11:48:58,064 INFO L421 ceAbstractionStarter]: At program point L896(line 896) the Hoare annotation is: (let ((.cse1 (= test_~splverifierCounter~0 0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~waterLevel~0 2) .cse0 .cse1) (and (= ~waterLevel~0 1) .cse1 .cse0) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 11:48:58,064 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 854 921) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 11:48:58,064 INFO L425 ceAbstractionStarter]: For program point L894(lines 894 909) no Hoare annotation was computed. [2018-11-18 11:48:58,064 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 854 921) no Hoare annotation was computed. [2018-11-18 11:48:58,064 INFO L421 ceAbstractionStarter]: At program point L886(line 886) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~waterLevel~0 1) .cse0 .cse1) (and (= ~waterLevel~0 2) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 11:48:58,064 INFO L425 ceAbstractionStarter]: For program point L884(lines 884 890) no Hoare annotation was computed. [2018-11-18 11:48:58,064 INFO L425 ceAbstractionStarter]: For program point L884-1(lines 884 890) no Hoare annotation was computed. [2018-11-18 11:48:58,064 INFO L421 ceAbstractionStarter]: At program point L911(lines 864 913) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~waterLevel~0 1) .cse0 .cse1) (and (= ~waterLevel~0 2) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 11:48:58,064 INFO L421 ceAbstractionStarter]: At program point L876(line 876) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (or (= ~waterLevel~0 1) (= ~waterLevel~0 2)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 11:48:58,064 INFO L425 ceAbstractionStarter]: For program point L874(lines 874 880) no Hoare annotation was computed. [2018-11-18 11:48:58,064 INFO L425 ceAbstractionStarter]: For program point L874-1(lines 874 880) no Hoare annotation was computed. [2018-11-18 11:48:58,064 INFO L425 ceAbstractionStarter]: For program point L866(lines 866 870) no Hoare annotation was computed. [2018-11-18 11:48:58,065 INFO L425 ceAbstractionStarter]: For program point L864-1(lines 864 913) no Hoare annotation was computed. [2018-11-18 11:48:58,065 INFO L421 ceAbstractionStarter]: At program point L914(lines 863 915) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 11:48:58,065 INFO L421 ceAbstractionStarter]: At program point L904(line 904) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~waterLevel~0 1) .cse0 .cse1) (and (= ~waterLevel~0 2) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 11:48:58,065 INFO L425 ceAbstractionStarter]: For program point L902(lines 902 908) no Hoare annotation was computed. [2018-11-18 11:48:58,065 INFO L421 ceAbstractionStarter]: At program point L902-1(lines 894 909) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~waterLevel~0 1) .cse0 .cse1) (and (= ~waterLevel~0 2) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 11:48:58,065 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 854 921) no Hoare annotation was computed. [2018-11-18 11:48:58,065 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 164 172) no Hoare annotation was computed. [2018-11-18 11:48:58,065 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 164 172) the Hoare annotation is: true [2018-11-18 11:48:58,065 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 164 172) no Hoare annotation was computed. [2018-11-18 11:48:58,065 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 11:48:58,065 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-18 11:48:58,065 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 11:48:58,066 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 155 163) the Hoare annotation is: true [2018-11-18 11:48:58,066 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 155 163) no Hoare annotation was computed. [2018-11-18 11:48:58,066 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 155 163) no Hoare annotation was computed. [2018-11-18 11:48:58,066 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 111 122) the Hoare annotation is: true [2018-11-18 11:48:58,066 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 111 122) no Hoare annotation was computed. [2018-11-18 11:48:58,066 INFO L425 ceAbstractionStarter]: For program point L115-1(lines 111 122) no Hoare annotation was computed. [2018-11-18 11:48:58,066 INFO L421 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (and (= ~waterLevel~0 1) .cse0 .cse1) .cse2 (not (= |old(~waterLevel~0)| 1))) (or .cse2 (and .cse0 (= ~waterLevel~0 2) .cse1) (not (= |old(~waterLevel~0)| 2))))) [2018-11-18 11:48:58,066 INFO L421 ceAbstractionStarter]: At program point L693(lines 693 699) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) .cse1)) (or .cse0 (not (= |old(~waterLevel~0)| 2)) (and (= ~waterLevel~0 2) .cse1)))) [2018-11-18 11:48:58,066 INFO L421 ceAbstractionStarter]: At program point L688(line 688) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1))) (or .cse0 (not (= |old(~waterLevel~0)| 2))))) [2018-11-18 11:48:58,066 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 682 705) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) .cse1)) (or .cse0 (not (= |old(~waterLevel~0)| 2)) (and (= ~waterLevel~0 2) .cse1)))) [2018-11-18 11:48:58,066 INFO L425 ceAbstractionStarter]: For program point L686(lines 685 704) no Hoare annotation was computed. [2018-11-18 11:48:58,067 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 682 705) no Hoare annotation was computed. [2018-11-18 11:48:58,067 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 682 705) no Hoare annotation was computed. [2018-11-18 11:48:58,067 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 176 205) no Hoare annotation was computed. [2018-11-18 11:48:58,067 INFO L425 ceAbstractionStarter]: For program point L190(lines 190 194) no Hoare annotation was computed. [2018-11-18 11:48:58,067 INFO L428 ceAbstractionStarter]: At program point L190-1(lines 190 194) the Hoare annotation is: true [2018-11-18 11:48:58,067 INFO L425 ceAbstractionStarter]: For program point L186-1(lines 186 200) no Hoare annotation was computed. [2018-11-18 11:48:58,067 INFO L428 ceAbstractionStarter]: At program point L186-3(lines 186 200) the Hoare annotation is: true [2018-11-18 11:48:58,067 INFO L428 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: true [2018-11-18 11:48:58,067 INFO L425 ceAbstractionStarter]: For program point L182-1(line 182) no Hoare annotation was computed. [2018-11-18 11:48:58,067 INFO L428 ceAbstractionStarter]: At program point L201(lines 176 205) the Hoare annotation is: true [2018-11-18 11:48:58,067 INFO L425 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2018-11-18 11:48:58,067 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 176 205) the Hoare annotation is: true [2018-11-18 11:48:58,067 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-18 11:48:58,067 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 87 98) the Hoare annotation is: true [2018-11-18 11:48:58,067 INFO L425 ceAbstractionStarter]: For program point L91-1(lines 87 98) no Hoare annotation was computed. [2018-11-18 11:48:58,068 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 87 98) no Hoare annotation was computed. [2018-11-18 11:48:58,068 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 231 237) no Hoare annotation was computed. [2018-11-18 11:48:58,068 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 231 237) the Hoare annotation is: true [2018-11-18 11:48:58,068 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 11:48:58,068 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-11-18 11:48:58,068 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 11:48:58,068 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 11:48:58,068 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 845 852) no Hoare annotation was computed. [2018-11-18 11:48:58,068 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 845 852) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (= ~systemActive~0 1)) (.cse1 (not (= |old(~systemActive~0)| 1))) (.cse3 (not (= ~waterLevel~0 2)))) (and (or (or .cse0 .cse1) .cse2 (not (= ~waterLevel~0 1))) (or .cse0 (not (= |old(~systemActive~0)| 0)) (= ~systemActive~0 0) .cse3) (or .cse0 .cse2 .cse1 .cse3))) [2018-11-18 11:48:58,068 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 845 852) no Hoare annotation was computed. [2018-11-18 11:48:58,068 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 99 110) no Hoare annotation was computed. [2018-11-18 11:48:58,068 INFO L425 ceAbstractionStarter]: For program point L103-1(lines 99 110) no Hoare annotation was computed. [2018-11-18 11:48:58,069 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 99 110) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (= ~waterLevel~0 2) (not (= |old(~waterLevel~0)| 2))) (or .cse0 (not (= |old(~waterLevel~0)| 1)) (= ~waterLevel~0 1)))) [2018-11-18 11:48:58,069 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 639 646) no Hoare annotation was computed. [2018-11-18 11:48:58,069 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 639 646) the Hoare annotation is: true [2018-11-18 11:48:58,069 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 643) no Hoare annotation was computed. [2018-11-18 11:48:58,069 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 639 646) no Hoare annotation was computed. [2018-11-18 11:48:58,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 11:48:58 BoogieIcfgContainer [2018-11-18 11:48:58,078 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 11:48:58,079 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 11:48:58,079 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 11:48:58,079 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 11:48:58,079 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:48:51" (3/4) ... [2018-11-18 11:48:58,082 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 11:48:58,086 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 11:48:58,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 11:48:58,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-18 11:48:58,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 11:48:58,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-18 11:48:58,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 11:48:58,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 11:48:58,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 11:48:58,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 11:48:58,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 11:48:58,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 11:48:58,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 11:48:58,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 11:48:58,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 11:48:58,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 11:48:58,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 11:48:58,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 11:48:58,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 11:48:58,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 11:48:58,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 11:48:58,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 11:48:58,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 11:48:58,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 11:48:58,089 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 11:48:58,094 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2018-11-18 11:48:58,094 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 11:48:58,094 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 11:48:58,120 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || ((waterLevel == 1 && \old(pumpRunning) == pumpRunning) && splverifierCounter == 0)) || ((waterLevel == 2 && \old(pumpRunning) == pumpRunning) && splverifierCounter == 0)) || !(\old(waterLevel) == 1) [2018-11-18 11:48:58,120 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 11:48:58,155 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4d4465b9-b267-4158-aaa3-920a7bb10ba4/bin-2019/utaipan/witness.graphml [2018-11-18 11:48:58,155 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 11:48:58,155 INFO L168 Benchmark]: Toolchain (without parser) took 7892.22 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 472.4 MB). Free memory was 956.4 MB in the beginning and 1.3 GB in the end (delta: -336.6 MB). Peak memory consumption was 135.8 MB. Max. memory is 11.5 GB. [2018-11-18 11:48:58,156 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:48:58,157 INFO L168 Benchmark]: CACSL2BoogieTranslator took 366.75 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -144.3 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-11-18 11:48:58,157 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.91 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-11-18 11:48:58,157 INFO L168 Benchmark]: Boogie Preprocessor took 32.32 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-11-18 11:48:58,157 INFO L168 Benchmark]: RCFGBuilder took 494.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 53.2 MB). Peak memory consumption was 53.2 MB. Max. memory is 11.5 GB. [2018-11-18 11:48:58,158 INFO L168 Benchmark]: TraceAbstraction took 6890.53 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 353.9 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -257.6 MB). Peak memory consumption was 468.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:48:58,158 INFO L168 Benchmark]: Witness Printer took 76.30 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 1.2 MB). Peak memory consumption was 1.2 MB. Max. memory is 11.5 GB. [2018-11-18 11:48:58,160 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 366.75 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -144.3 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.91 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.32 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 494.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 53.2 MB). Peak memory consumption was 53.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6890.53 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 353.9 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -257.6 MB). Peak memory consumption was 468.3 MB. Max. memory is 11.5 GB. * Witness Printer took 76.30 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 1.2 MB). Peak memory consumption was 1.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 643]: 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: 864]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || ((waterLevel == 1 && \old(pumpRunning) == pumpRunning) && splverifierCounter == 0)) || ((waterLevel == 2 && \old(pumpRunning) == pumpRunning) && splverifierCounter == 0)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 25 procedures, 129 locations, 1 error locations. SAFE Result, 6.8s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 3.9s AutomataDifference, 0.0s DeadEndRemovalTime, 1.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 807 SDtfs, 1006 SDslu, 2347 SDs, 0 SdLazy, 1051 SolverSat, 338 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.8s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 153 GetRequests, 95 SyntacticMatches, 1 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 265 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=573occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.4s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9970109815513101 AbsIntWeakeningRatio, 1.0555555555555556 AbsIntAvgWeakeningVarsNumRemoved, 76.87777777777778 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 36 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 609 PreInvPairs, 661 NumberOfFragments, 899 HoareAnnotationTreeSize, 609 FomulaSimplifications, 2349 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 54 FomulaSimplificationsInter, 4050 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 358 NumberOfCodeBlocks, 358 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 352 ConstructedInterpolants, 0 QuantifiedInterpolants, 45781 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 22/25 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...