./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product11_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_be1482dd-872b-4ff9-b79f-e78999ebd015/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_be1482dd-872b-4ff9-b79f-e78999ebd015/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_be1482dd-872b-4ff9-b79f-e78999ebd015/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_be1482dd-872b-4ff9-b79f-e78999ebd015/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product11_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_be1482dd-872b-4ff9-b79f-e78999ebd015/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_be1482dd-872b-4ff9-b79f-e78999ebd015/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 cf347ee6b7145f66d1d9f7a0b777d2801d91233d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:38:30,710 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:38:30,711 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:38:30,721 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:38:30,721 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:38:30,722 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:38:30,723 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:38:30,724 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:38:30,725 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:38:30,726 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:38:30,727 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:38:30,727 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:38:30,728 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:38:30,729 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:38:30,730 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:38:30,730 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:38:30,731 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:38:30,732 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:38:30,734 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:38:30,735 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:38:30,736 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:38:30,737 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:38:30,738 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:38:30,739 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:38:30,739 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:38:30,739 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:38:30,740 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:38:30,741 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:38:30,742 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:38:30,742 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:38:30,743 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:38:30,743 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:38:30,743 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:38:30,744 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:38:30,744 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:38:30,745 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:38:30,745 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_be1482dd-872b-4ff9-b79f-e78999ebd015/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 15:38:30,755 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:38:30,756 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:38:30,756 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:38:30,757 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 15:38:30,757 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 15:38:30,757 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 15:38:30,757 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 15:38:30,757 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 15:38:30,757 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 15:38:30,757 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 15:38:30,758 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 15:38:30,758 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 15:38:30,758 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 15:38:30,758 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:38:30,759 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:38:30,759 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:38:30,759 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:38:30,759 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:38:30,759 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:38:30,759 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:38:30,759 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:38:30,760 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:38:30,760 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:38:30,760 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:38:30,760 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:38:30,760 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:38:30,760 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:38:30,760 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:38:30,761 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 15:38:30,761 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:38:30,761 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:38:30,761 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:38:30,761 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:38:30,761 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 15:38:30,761 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:38:30,761 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:38:30,762 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 15:38:30,762 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_be1482dd-872b-4ff9-b79f-e78999ebd015/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 -> cf347ee6b7145f66d1d9f7a0b777d2801d91233d [2018-11-18 15:38:30,784 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:38:30,792 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:38:30,795 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:38:30,796 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:38:30,796 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:38:30,796 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_be1482dd-872b-4ff9-b79f-e78999ebd015/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product11_true-unreach-call_false-termination.cil.c [2018-11-18 15:38:30,834 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_be1482dd-872b-4ff9-b79f-e78999ebd015/bin-2019/utaipan/data/2af17aaf5/9153b3fe8b274f3da670fc573758006f/FLAG3e02357ea [2018-11-18 15:38:31,210 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:38:31,210 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_be1482dd-872b-4ff9-b79f-e78999ebd015/sv-benchmarks/c/product-lines/minepump_spec5_product11_true-unreach-call_false-termination.cil.c [2018-11-18 15:38:31,220 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_be1482dd-872b-4ff9-b79f-e78999ebd015/bin-2019/utaipan/data/2af17aaf5/9153b3fe8b274f3da670fc573758006f/FLAG3e02357ea [2018-11-18 15:38:31,229 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_be1482dd-872b-4ff9-b79f-e78999ebd015/bin-2019/utaipan/data/2af17aaf5/9153b3fe8b274f3da670fc573758006f [2018-11-18 15:38:31,231 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:38:31,232 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:38:31,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:38:31,233 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:38:31,236 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:38:31,237 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:38:31" (1/1) ... [2018-11-18 15:38:31,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11c3b532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:38:31, skipping insertion in model container [2018-11-18 15:38:31,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:38:31" (1/1) ... [2018-11-18 15:38:31,249 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:38:31,281 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:38:31,497 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:38:31,505 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:38:31,611 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:38:31,632 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:38:31,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:38:31 WrapperNode [2018-11-18 15:38:31,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:38:31,633 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:38:31,633 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:38:31,633 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:38:31,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:38:31" (1/1) ... [2018-11-18 15:38:31,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:38:31" (1/1) ... [2018-11-18 15:38:31,660 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:38:31,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:38:31,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:38:31,661 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:38:31,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:38:31" (1/1) ... [2018-11-18 15:38:31,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:38:31" (1/1) ... [2018-11-18 15:38:31,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:38:31" (1/1) ... [2018-11-18 15:38:31,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:38:31" (1/1) ... [2018-11-18 15:38:31,680 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:38:31" (1/1) ... [2018-11-18 15:38:31,685 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:38:31" (1/1) ... [2018-11-18 15:38:31,687 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:38:31" (1/1) ... [2018-11-18 15:38:31,689 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:38:31,689 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:38:31,689 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:38:31,690 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:38:31,690 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:38:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_be1482dd-872b-4ff9-b79f-e78999ebd015/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 15:38:31,733 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 15:38:31,734 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 15:38:31,734 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 15:38:31,734 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 15:38:31,734 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-18 15:38:31,734 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-18 15:38:31,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:38:31,734 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 15:38:31,734 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 15:38:31,735 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 15:38:31,735 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 15:38:31,735 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 15:38:31,735 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 15:38:31,735 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 15:38:31,735 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 15:38:31,735 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 15:38:31,735 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 15:38:31,735 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 15:38:31,736 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 15:38:31,736 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 15:38:31,736 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 15:38:31,736 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 15:38:31,736 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 15:38:31,736 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 15:38:31,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 15:38:31,736 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 15:38:31,736 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 15:38:31,736 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-18 15:38:31,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-18 15:38:31,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-18 15:38:31,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-18 15:38:31,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-18 15:38:31,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-18 15:38:31,737 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 15:38:31,737 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 15:38:31,737 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 15:38:31,737 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 15:38:31,737 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 15:38:31,738 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 15:38:31,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 15:38:31,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 15:38:31,738 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 15:38:31,738 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 15:38:31,738 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 15:38:31,738 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 15:38:31,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:38:31,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:38:32,115 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:38:32,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:38:32 BoogieIcfgContainer [2018-11-18 15:38:32,116 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:38:32,116 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 15:38:32,116 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 15:38:32,119 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 15:38:32,120 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 03:38:31" (1/3) ... [2018-11-18 15:38:32,120 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fb0659b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:38:32, skipping insertion in model container [2018-11-18 15:38:32,120 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:38:31" (2/3) ... [2018-11-18 15:38:32,120 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fb0659b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:38:32, skipping insertion in model container [2018-11-18 15:38:32,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:38:32" (3/3) ... [2018-11-18 15:38:32,123 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product11_true-unreach-call_false-termination.cil.c [2018-11-18 15:38:32,131 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 15:38:32,137 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 15:38:32,148 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 15:38:32,172 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 15:38:32,172 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 15:38:32,172 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 15:38:32,173 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 15:38:32,173 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 15:38:32,173 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 15:38:32,173 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 15:38:32,173 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 15:38:32,188 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states. [2018-11-18 15:38:32,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 15:38:32,194 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:38:32,194 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:38:32,196 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:38:32,201 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:38:32,201 INFO L82 PathProgramCache]: Analyzing trace with hash 1023575444, now seen corresponding path program 1 times [2018-11-18 15:38:32,202 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:38:32,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:38:32,231 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:38:32,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:38:32,231 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:38:32,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:38:32,398 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 15:38:32,400 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:38:32,400 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 15:38:32,400 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:38:32,407 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 15:38:32,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 15:38:32,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 15:38:32,417 INFO L87 Difference]: Start difference. First operand 115 states. Second operand 2 states. [2018-11-18 15:38:32,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:38:32,437 INFO L93 Difference]: Finished difference Result 200 states and 249 transitions. [2018-11-18 15:38:32,437 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 15:38:32,438 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-18 15:38:32,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:38:32,444 INFO L225 Difference]: With dead ends: 200 [2018-11-18 15:38:32,444 INFO L226 Difference]: Without dead ends: 102 [2018-11-18 15:38:32,447 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 15:38:32,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2018-11-18 15:38:32,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2018-11-18 15:38:32,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2018-11-18 15:38:32,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 118 transitions. [2018-11-18 15:38:32,478 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 118 transitions. Word has length 59 [2018-11-18 15:38:32,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:38:32,478 INFO L480 AbstractCegarLoop]: Abstraction has 102 states and 118 transitions. [2018-11-18 15:38:32,478 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 15:38:32,478 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 118 transitions. [2018-11-18 15:38:32,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 15:38:32,480 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:38:32,480 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:38:32,480 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:38:32,481 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:38:32,481 INFO L82 PathProgramCache]: Analyzing trace with hash -678395155, now seen corresponding path program 1 times [2018-11-18 15:38:32,481 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:38:32,482 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:38:32,482 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:38:32,482 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:38:32,482 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:38:32,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:38:32,580 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 15:38:32,580 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:38:32,580 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 15:38:32,580 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:38:32,582 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 15:38:32,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 15:38:32,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 15:38:32,583 INFO L87 Difference]: Start difference. First operand 102 states and 118 transitions. Second operand 3 states. [2018-11-18 15:38:32,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:38:32,596 INFO L93 Difference]: Finished difference Result 138 states and 159 transitions. [2018-11-18 15:38:32,596 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 15:38:32,596 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-11-18 15:38:32,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:38:32,597 INFO L225 Difference]: With dead ends: 138 [2018-11-18 15:38:32,597 INFO L226 Difference]: Without dead ends: 92 [2018-11-18 15:38:32,598 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 15:38:32,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2018-11-18 15:38:32,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2018-11-18 15:38:32,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2018-11-18 15:38:32,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 105 transitions. [2018-11-18 15:38:32,606 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 105 transitions. Word has length 61 [2018-11-18 15:38:32,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:38:32,607 INFO L480 AbstractCegarLoop]: Abstraction has 92 states and 105 transitions. [2018-11-18 15:38:32,607 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 15:38:32,607 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 105 transitions. [2018-11-18 15:38:32,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 15:38:32,610 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:38:32,610 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:38:32,610 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:38:32,610 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:38:32,610 INFO L82 PathProgramCache]: Analyzing trace with hash -400849162, now seen corresponding path program 1 times [2018-11-18 15:38:32,611 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:38:32,611 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:38:32,611 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:38:32,611 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:38:32,612 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:38:32,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:38:32,730 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 15:38:32,731 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:38:32,731 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 15:38:32,731 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:38:32,732 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 15:38:32,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 15:38:32,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 15:38:32,732 INFO L87 Difference]: Start difference. First operand 92 states and 105 transitions. Second operand 3 states. [2018-11-18 15:38:32,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:38:32,760 INFO L93 Difference]: Finished difference Result 215 states and 257 transitions. [2018-11-18 15:38:32,761 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 15:38:32,761 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2018-11-18 15:38:32,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:38:32,764 INFO L225 Difference]: With dead ends: 215 [2018-11-18 15:38:32,764 INFO L226 Difference]: Without dead ends: 151 [2018-11-18 15:38:32,766 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 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 15:38:32,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2018-11-18 15:38:32,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 141. [2018-11-18 15:38:32,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2018-11-18 15:38:32,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 167 transitions. [2018-11-18 15:38:32,784 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 167 transitions. Word has length 65 [2018-11-18 15:38:32,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:38:32,784 INFO L480 AbstractCegarLoop]: Abstraction has 141 states and 167 transitions. [2018-11-18 15:38:32,784 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 15:38:32,784 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 167 transitions. [2018-11-18 15:38:32,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-18 15:38:32,785 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:38:32,786 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:38:32,786 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:38:32,786 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:38:32,786 INFO L82 PathProgramCache]: Analyzing trace with hash 1787506126, now seen corresponding path program 1 times [2018-11-18 15:38:32,786 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:38:32,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:38:32,787 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:38:32,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:38:32,787 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:38:32,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:38:32,880 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 15:38:32,880 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:38:32,880 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 15:38:32,881 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:38:32,881 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 15:38:32,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 15:38:32,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 15:38:32,882 INFO L87 Difference]: Start difference. First operand 141 states and 167 transitions. Second operand 6 states. [2018-11-18 15:38:33,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:38:33,053 INFO L93 Difference]: Finished difference Result 241 states and 296 transitions. [2018-11-18 15:38:33,053 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 15:38:33,053 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2018-11-18 15:38:33,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:38:33,054 INFO L225 Difference]: With dead ends: 241 [2018-11-18 15:38:33,054 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 15:38:33,055 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 15:38:33,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 15:38:33,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 15:38:33,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 15:38:33,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 15:38:33,056 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2018-11-18 15:38:33,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:38:33,056 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 15:38:33,057 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 15:38:33,057 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 15:38:33,057 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 15:38:33,061 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 15:38:33,460 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 343 350) the Hoare annotation is: true [2018-11-18 15:38:33,460 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 343 350) no Hoare annotation was computed. [2018-11-18 15:38:33,460 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 343 350) no Hoare annotation was computed. [2018-11-18 15:38:33,461 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 310 316) no Hoare annotation was computed. [2018-11-18 15:38:33,461 INFO L428 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 310 316) the Hoare annotation is: true [2018-11-18 15:38:33,461 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 257 263) the Hoare annotation is: true [2018-11-18 15:38:33,461 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 257 263) no Hoare annotation was computed. [2018-11-18 15:38:33,461 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 264 272) no Hoare annotation was computed. [2018-11-18 15:38:33,461 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 264 272) the Hoare annotation is: true [2018-11-18 15:38:33,461 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 264 272) no Hoare annotation was computed. [2018-11-18 15:38:33,461 INFO L421 ceAbstractionStarter]: At program point L481(lines 432 482) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0)) [2018-11-18 15:38:33,462 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 423 488) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0))) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0)) [2018-11-18 15:38:33,462 INFO L421 ceAbstractionStarter]: At program point L471(line 471) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0)) [2018-11-18 15:38:33,462 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 423 488) no Hoare annotation was computed. [2018-11-18 15:38:33,462 INFO L425 ceAbstractionStarter]: For program point L469(lines 469 475) no Hoare annotation was computed. [2018-11-18 15:38:33,462 INFO L421 ceAbstractionStarter]: At program point L469-1(lines 463 476) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0)) [2018-11-18 15:38:33,462 INFO L425 ceAbstractionStarter]: For program point L434(lines 433 480) no Hoare annotation was computed. [2018-11-18 15:38:33,462 INFO L425 ceAbstractionStarter]: For program point L463(lines 463 476) no Hoare annotation was computed. [2018-11-18 15:38:33,463 INFO L421 ceAbstractionStarter]: At program point L455(line 455) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0)) [2018-11-18 15:38:33,463 INFO L425 ceAbstractionStarter]: For program point L453(lines 453 459) no Hoare annotation was computed. [2018-11-18 15:38:33,463 INFO L425 ceAbstractionStarter]: For program point L453-1(lines 453 459) no Hoare annotation was computed. [2018-11-18 15:38:33,463 INFO L421 ceAbstractionStarter]: At program point L478(lines 433 480) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0)) [2018-11-18 15:38:33,463 INFO L421 ceAbstractionStarter]: At program point L445(line 445) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0)) [2018-11-18 15:38:33,463 INFO L425 ceAbstractionStarter]: For program point L443(lines 443 449) no Hoare annotation was computed. [2018-11-18 15:38:33,463 INFO L425 ceAbstractionStarter]: For program point L443-1(lines 443 449) no Hoare annotation was computed. [2018-11-18 15:38:33,464 INFO L425 ceAbstractionStarter]: For program point L435(lines 435 439) no Hoare annotation was computed. [2018-11-18 15:38:33,464 INFO L425 ceAbstractionStarter]: For program point L433-1(lines 433 480) no Hoare annotation was computed. [2018-11-18 15:38:33,464 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 423 488) no Hoare annotation was computed. [2018-11-18 15:38:33,464 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 857 864) the Hoare annotation is: true [2018-11-18 15:38:33,464 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 857 864) no Hoare annotation was computed. [2018-11-18 15:38:33,464 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 857 864) no Hoare annotation was computed. [2018-11-18 15:38:33,464 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 865 874) the Hoare annotation is: true [2018-11-18 15:38:33,464 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 865 874) no Hoare annotation was computed. [2018-11-18 15:38:33,465 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 865 874) no Hoare annotation was computed. [2018-11-18 15:38:33,465 INFO L425 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-11-18 15:38:33,465 INFO L421 ceAbstractionStarter]: At program point L890(line 890) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-11-18 15:38:33,465 INFO L425 ceAbstractionStarter]: For program point L888(lines 888 894) no Hoare annotation was computed. [2018-11-18 15:38:33,465 INFO L425 ceAbstractionStarter]: For program point L887(lines 887 897) no Hoare annotation was computed. [2018-11-18 15:38:33,465 INFO L428 ceAbstractionStarter]: At program point L885(line 885) the Hoare annotation is: true [2018-11-18 15:38:33,465 INFO L425 ceAbstractionStarter]: For program point L885-1(line 885) no Hoare annotation was computed. [2018-11-18 15:38:33,469 INFO L425 ceAbstractionStarter]: For program point L883(lines 883 900) no Hoare annotation was computed. [2018-11-18 15:38:33,469 INFO L425 ceAbstractionStarter]: For program point L883-1(lines 875 903) no Hoare annotation was computed. [2018-11-18 15:38:33,469 INFO L428 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: true [2018-11-18 15:38:33,469 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 875 903) the Hoare annotation is: true [2018-11-18 15:38:33,469 INFO L425 ceAbstractionStarter]: For program point L881-1(line 881) no Hoare annotation was computed. [2018-11-18 15:38:33,469 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 875 903) no Hoare annotation was computed. [2018-11-18 15:38:33,469 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 232) no Hoare annotation was computed. [2018-11-18 15:38:33,469 INFO L425 ceAbstractionStarter]: For program point L225-1(lines 225 232) no Hoare annotation was computed. [2018-11-18 15:38:33,469 INFO L425 ceAbstractionStarter]: For program point L223(line 223) no Hoare annotation was computed. [2018-11-18 15:38:33,470 INFO L421 ceAbstractionStarter]: At program point L222(line 222) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0))) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0)) [2018-11-18 15:38:33,470 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 215 237) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0))) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0)) [2018-11-18 15:38:33,470 INFO L421 ceAbstractionStarter]: At program point L221(line 221) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0))) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0)) [2018-11-18 15:38:33,470 INFO L421 ceAbstractionStarter]: At program point L221-1(line 221) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0))) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0)) [2018-11-18 15:38:33,470 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 215 237) no Hoare annotation was computed. [2018-11-18 15:38:33,470 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 215 237) no Hoare annotation was computed. [2018-11-18 15:38:33,470 INFO L421 ceAbstractionStarter]: At program point L227(line 227) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0))) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0)) [2018-11-18 15:38:33,470 INFO L421 ceAbstractionStarter]: At program point L227-1(line 227) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0))) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0)) [2018-11-18 15:38:33,471 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 407 421) no Hoare annotation was computed. [2018-11-18 15:38:33,471 INFO L421 ceAbstractionStarter]: At program point L413(line 413) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-18 15:38:33,471 INFO L425 ceAbstractionStarter]: For program point L411(lines 411 417) no Hoare annotation was computed. [2018-11-18 15:38:33,471 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 407 421) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2018-11-18 15:38:33,471 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 407 421) no Hoare annotation was computed. [2018-11-18 15:38:33,471 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 362 370) no Hoare annotation was computed. [2018-11-18 15:38:33,471 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 362 370) the Hoare annotation is: true [2018-11-18 15:38:33,471 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 362 370) no Hoare annotation was computed. [2018-11-18 15:38:33,471 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:38:33,471 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 15:38:33,471 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:38:33,472 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2018-11-18 15:38:33,472 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2018-11-18 15:38:33,472 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2018-11-18 15:38:33,472 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: true [2018-11-18 15:38:33,472 INFO L425 ceAbstractionStarter]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2018-11-18 15:38:33,472 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2018-11-18 15:38:33,472 INFO L425 ceAbstractionStarter]: For program point L288(lines 286 308) no Hoare annotation was computed. [2018-11-18 15:38:33,472 INFO L428 ceAbstractionStarter]: At program point timeShiftENTRY(lines 283 309) the Hoare annotation is: true [2018-11-18 15:38:33,472 INFO L421 ceAbstractionStarter]: At program point L299(line 299) the Hoare annotation is: (or (not (= ~systemActive~0 0)) (not (= 0 ~pumpRunning~0))) [2018-11-18 15:38:33,473 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 283 309) no Hoare annotation was computed. [2018-11-18 15:38:33,473 INFO L428 ceAbstractionStarter]: At program point L297(lines 297 303) the Hoare annotation is: true [2018-11-18 15:38:33,473 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 283 309) no Hoare annotation was computed. [2018-11-18 15:38:33,473 INFO L421 ceAbstractionStarter]: At program point L292(line 292) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-11-18 15:38:33,473 INFO L425 ceAbstractionStarter]: For program point L290(lines 286 308) no Hoare annotation was computed. [2018-11-18 15:38:33,473 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 137 166) no Hoare annotation was computed. [2018-11-18 15:38:33,477 INFO L425 ceAbstractionStarter]: For program point L151(lines 151 155) no Hoare annotation was computed. [2018-11-18 15:38:33,477 INFO L428 ceAbstractionStarter]: At program point L151-1(lines 151 155) the Hoare annotation is: true [2018-11-18 15:38:33,477 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 147 161) no Hoare annotation was computed. [2018-11-18 15:38:33,478 INFO L428 ceAbstractionStarter]: At program point L147-3(lines 147 161) the Hoare annotation is: true [2018-11-18 15:38:33,478 INFO L428 ceAbstractionStarter]: At program point L143(line 143) the Hoare annotation is: true [2018-11-18 15:38:33,478 INFO L425 ceAbstractionStarter]: For program point L143-1(line 143) no Hoare annotation was computed. [2018-11-18 15:38:33,478 INFO L428 ceAbstractionStarter]: At program point L162(lines 137 166) the Hoare annotation is: true [2018-11-18 15:38:33,478 INFO L425 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2018-11-18 15:38:33,478 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 137 166) the Hoare annotation is: true [2018-11-18 15:38:33,478 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-18 15:38:33,478 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2018-11-18 15:38:33,480 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2018-11-18 15:38:33,480 INFO L425 ceAbstractionStarter]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2018-11-18 15:38:33,480 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 250 256) no Hoare annotation was computed. [2018-11-18 15:38:33,480 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 250 256) the Hoare annotation is: true [2018-11-18 15:38:33,481 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 192 198) no Hoare annotation was computed. [2018-11-18 15:38:33,481 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 192 198) the Hoare annotation is: true [2018-11-18 15:38:33,481 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:38:33,481 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0))) [2018-11-18 15:38:33,481 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 15:38:33,482 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:38:33,483 INFO L425 ceAbstractionStarter]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2018-11-18 15:38:33,483 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2018-11-18 15:38:33,483 INFO L428 ceAbstractionStarter]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: true [2018-11-18 15:38:33,483 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 126 133) no Hoare annotation was computed. [2018-11-18 15:38:33,483 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 130) no Hoare annotation was computed. [2018-11-18 15:38:33,483 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 126 133) the Hoare annotation is: true [2018-11-18 15:38:33,483 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 126 133) no Hoare annotation was computed. [2018-11-18 15:38:33,483 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 201 211) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0))) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0)) [2018-11-18 15:38:33,484 INFO L421 ceAbstractionStarter]: At program point L206(line 206) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0))) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0)) [2018-11-18 15:38:33,484 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 201 211) no Hoare annotation was computed. [2018-11-18 15:38:33,484 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 201 211) no Hoare annotation was computed. [2018-11-18 15:38:33,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 03:38:33 BoogieIcfgContainer [2018-11-18 15:38:33,495 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 15:38:33,496 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:38:33,496 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:38:33,496 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:38:33,496 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:38:32" (3/4) ... [2018-11-18 15:38:33,500 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 15:38:33,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 15:38:33,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 15:38:33,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 15:38:33,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 15:38:33,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 15:38:33,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-18 15:38:33,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-18 15:38:33,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-18 15:38:33,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 15:38:33,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-18 15:38:33,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 15:38:33,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 15:38:33,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 15:38:33,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 15:38:33,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 15:38:33,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 15:38:33,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 15:38:33,508 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 15:38:33,508 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 15:38:33,508 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 15:38:33,508 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 15:38:33,508 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 15:38:33,513 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2018-11-18 15:38:33,514 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 15:38:33,514 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 15:38:33,538 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || \old(systemActive) == 0 [2018-11-18 15:38:33,538 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == \old(pumpRunning)) || \old(systemActive) == 0 [2018-11-18 15:38:33,571 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_be1482dd-872b-4ff9-b79f-e78999ebd015/bin-2019/utaipan/witness.graphml [2018-11-18 15:38:33,571 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:38:33,572 INFO L168 Benchmark]: Toolchain (without parser) took 2340.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 951.1 MB in the beginning and 907.4 MB in the end (delta: 43.7 MB). Peak memory consumption was 194.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:38:33,573 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:38:33,573 INFO L168 Benchmark]: CACSL2BoogieTranslator took 400.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -186.7 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-11-18 15:38:33,573 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.14 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:38:33,574 INFO L168 Benchmark]: Boogie Preprocessor took 28.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:38:33,574 INFO L168 Benchmark]: RCFGBuilder took 426.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 54.3 MB). Peak memory consumption was 54.3 MB. Max. memory is 11.5 GB. [2018-11-18 15:38:33,574 INFO L168 Benchmark]: TraceAbstraction took 1378.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 914.3 MB in the end (delta: 165.7 MB). Peak memory consumption was 165.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:38:33,574 INFO L168 Benchmark]: Witness Printer took 75.61 ms. Allocated memory is still 1.2 GB. Free memory was 914.3 MB in the beginning and 907.4 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-18 15:38:33,576 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 400.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -186.7 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.14 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 426.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 54.3 MB). Peak memory consumption was 54.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1378.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 914.3 MB in the end (delta: 165.7 MB). Peak memory consumption was 165.7 MB. Max. memory is 11.5 GB. * Witness Printer took 75.61 ms. Allocated memory is still 1.2 GB. Free memory was 914.3 MB in the beginning and 907.4 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 130]: 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: 147]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || \old(systemActive) == 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || \old(systemActive) == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 23 procedures, 115 locations, 1 error locations. SAFE Result, 1.3s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 436 SDtfs, 139 SDslu, 378 SDs, 0 SdLazy, 58 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=141occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 10 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 47 LocationsWithAnnotation, 166 PreInvPairs, 181 NumberOfFragments, 290 HoareAnnotationTreeSize, 166 FomulaSimplifications, 66 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 47 FomulaSimplificationsInter, 369 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 249 ConstructedInterpolants, 0 QuantifiedInterpolants, 26185 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...