./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product12_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0b3535d7-7a1f-4a52-8232-5089a8ef95c0/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0b3535d7-7a1f-4a52-8232-5089a8ef95c0/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0b3535d7-7a1f-4a52-8232-5089a8ef95c0/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0b3535d7-7a1f-4a52-8232-5089a8ef95c0/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product12_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0b3535d7-7a1f-4a52-8232-5089a8ef95c0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0b3535d7-7a1f-4a52-8232-5089a8ef95c0/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 9343b88a4e8cc40a93847bba5f39d0e11192791f ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 06:20:19,682 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 06:20:19,684 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 06:20:19,691 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 06:20:19,692 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 06:20:19,692 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 06:20:19,693 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 06:20:19,694 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 06:20:19,695 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 06:20:19,696 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 06:20:19,696 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 06:20:19,697 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 06:20:19,697 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 06:20:19,698 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 06:20:19,699 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 06:20:19,700 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 06:20:19,700 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 06:20:19,702 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 06:20:19,703 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 06:20:19,704 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 06:20:19,705 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 06:20:19,706 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 06:20:19,708 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 06:20:19,708 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 06:20:19,708 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 06:20:19,709 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 06:20:19,709 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 06:20:19,710 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 06:20:19,710 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 06:20:19,712 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 06:20:19,712 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 06:20:19,712 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 06:20:19,713 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 06:20:19,713 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 06:20:19,714 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 06:20:19,714 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 06:20:19,715 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0b3535d7-7a1f-4a52-8232-5089a8ef95c0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 06:20:19,725 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 06:20:19,725 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 06:20:19,726 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 06:20:19,726 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 06:20:19,726 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 06:20:19,726 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 06:20:19,726 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 06:20:19,727 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 06:20:19,727 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 06:20:19,728 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 06:20:19,728 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 06:20:19,728 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 06:20:19,728 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 06:20:19,729 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 06:20:19,729 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 06:20:19,729 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 06:20:19,729 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 06:20:19,729 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 06:20:19,729 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 06:20:19,729 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 06:20:19,730 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 06:20:19,730 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 06:20:19,730 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 06:20:19,730 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 06:20:19,730 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 06:20:19,730 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 06:20:19,732 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 06:20:19,732 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 06:20:19,732 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 06:20:19,732 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 06:20:19,732 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 06:20:19,732 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 06:20:19,733 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 06:20:19,733 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 06:20:19,733 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 06:20:19,733 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 06:20:19,733 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 06:20:19,733 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_0b3535d7-7a1f-4a52-8232-5089a8ef95c0/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 -> 9343b88a4e8cc40a93847bba5f39d0e11192791f [2018-11-23 06:20:19,759 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 06:20:19,768 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 06:20:19,771 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 06:20:19,772 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 06:20:19,772 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 06:20:19,773 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0b3535d7-7a1f-4a52-8232-5089a8ef95c0/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product12_true-unreach-call_false-termination.cil.c [2018-11-23 06:20:19,817 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0b3535d7-7a1f-4a52-8232-5089a8ef95c0/bin-2019/utaipan/data/d9fe84c8b/063fa39546d8467485586b8a82e3c7a0/FLAGb88f07972 [2018-11-23 06:20:20,178 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 06:20:20,178 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0b3535d7-7a1f-4a52-8232-5089a8ef95c0/sv-benchmarks/c/product-lines/minepump_spec5_product12_true-unreach-call_false-termination.cil.c [2018-11-23 06:20:20,187 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0b3535d7-7a1f-4a52-8232-5089a8ef95c0/bin-2019/utaipan/data/d9fe84c8b/063fa39546d8467485586b8a82e3c7a0/FLAGb88f07972 [2018-11-23 06:20:20,577 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0b3535d7-7a1f-4a52-8232-5089a8ef95c0/bin-2019/utaipan/data/d9fe84c8b/063fa39546d8467485586b8a82e3c7a0 [2018-11-23 06:20:20,579 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 06:20:20,579 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 06:20:20,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 06:20:20,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 06:20:20,582 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 06:20:20,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:20:20" (1/1) ... [2018-11-23 06:20:20,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2582a661 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:20, skipping insertion in model container [2018-11-23 06:20:20,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:20:20" (1/1) ... [2018-11-23 06:20:20,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 06:20:20,619 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 06:20:20,808 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:20:20,817 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 06:20:20,918 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:20:20,938 INFO L195 MainTranslator]: Completed translation [2018-11-23 06:20:20,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:20 WrapperNode [2018-11-23 06:20:20,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 06:20:20,939 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 06:20:20,939 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 06:20:20,939 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 06:20:20,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:20" (1/1) ... [2018-11-23 06:20:20,959 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:20" (1/1) ... [2018-11-23 06:20:20,965 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 06:20:20,966 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 06:20:20,966 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 06:20:20,966 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 06:20:20,974 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:20" (1/1) ... [2018-11-23 06:20:20,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:20" (1/1) ... [2018-11-23 06:20:20,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:20" (1/1) ... [2018-11-23 06:20:20,977 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:20" (1/1) ... [2018-11-23 06:20:20,985 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:20" (1/1) ... [2018-11-23 06:20:20,990 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:20" (1/1) ... [2018-11-23 06:20:20,992 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:20" (1/1) ... [2018-11-23 06:20:20,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 06:20:20,995 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 06:20:20,995 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 06:20:20,995 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 06:20:20,996 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0b3535d7-7a1f-4a52-8232-5089a8ef95c0/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 [2018-11-23 06:20:21,034 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 06:20:21,034 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 06:20:21,034 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 06:20:21,035 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 06:20:21,035 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-23 06:20:21,035 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-23 06:20:21,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 06:20:21,035 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 06:20:21,035 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 06:20:21,035 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 06:20:21,036 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 06:20:21,036 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 06:20:21,036 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 06:20:21,036 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-23 06:20:21,036 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-23 06:20:21,036 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 06:20:21,036 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 06:20:21,036 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 06:20:21,037 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 06:20:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 06:20:21,037 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 06:20:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-23 06:20:21,037 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-23 06:20:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 06:20:21,037 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 06:20:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 06:20:21,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 06:20:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 06:20:21,038 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 06:20:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-23 06:20:21,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-23 06:20:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-23 06:20:21,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-23 06:20:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-23 06:20:21,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-23 06:20:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 06:20:21,039 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 06:20:21,041 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 06:20:21,041 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 06:20:21,041 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 06:20:21,041 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 06:20:21,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 06:20:21,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 06:20:21,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 06:20:21,042 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 06:20:21,042 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 06:20:21,042 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 06:20:21,042 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 06:20:21,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 06:20:21,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 06:20:21,387 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 06:20:21,387 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 06:20:21,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:20:21 BoogieIcfgContainer [2018-11-23 06:20:21,387 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 06:20:21,388 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 06:20:21,388 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 06:20:21,391 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 06:20:21,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:20:20" (1/3) ... [2018-11-23 06:20:21,391 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b8962bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:20:21, skipping insertion in model container [2018-11-23 06:20:21,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:20" (2/3) ... [2018-11-23 06:20:21,392 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b8962bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:20:21, skipping insertion in model container [2018-11-23 06:20:21,392 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:20:21" (3/3) ... [2018-11-23 06:20:21,393 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product12_true-unreach-call_false-termination.cil.c [2018-11-23 06:20:21,399 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 06:20:21,404 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 06:20:21,413 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 06:20:21,435 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 06:20:21,435 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 06:20:21,435 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 06:20:21,435 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 06:20:21,435 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 06:20:21,435 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 06:20:21,435 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 06:20:21,435 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 06:20:21,449 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states. [2018-11-23 06:20:21,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 06:20:21,455 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:20:21,456 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:20:21,458 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:20:21,461 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:20:21,462 INFO L82 PathProgramCache]: Analyzing trace with hash 88425357, now seen corresponding path program 1 times [2018-11-23 06:20:21,463 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 06:20:21,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:20:21,492 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:20:21,493 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:20:21,493 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 06:20:21,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:20:21,645 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 06:20:21,647 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:20:21,647 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 06:20:21,648 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 06:20:21,652 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 06:20:21,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 06:20:21,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 06:20:21,662 INFO L87 Difference]: Start difference. First operand 117 states. Second operand 2 states. [2018-11-23 06:20:21,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:20:21,687 INFO L93 Difference]: Finished difference Result 204 states and 253 transitions. [2018-11-23 06:20:21,687 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 06:20:21,688 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-23 06:20:21,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:20:21,696 INFO L225 Difference]: With dead ends: 204 [2018-11-23 06:20:21,696 INFO L226 Difference]: Without dead ends: 104 [2018-11-23 06:20:21,699 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 06:20:21,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2018-11-23 06:20:21,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2018-11-23 06:20:21,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2018-11-23 06:20:21,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 120 transitions. [2018-11-23 06:20:21,732 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 120 transitions. Word has length 59 [2018-11-23 06:20:21,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:20:21,733 INFO L480 AbstractCegarLoop]: Abstraction has 104 states and 120 transitions. [2018-11-23 06:20:21,733 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 06:20:21,733 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 120 transitions. [2018-11-23 06:20:21,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 06:20:21,735 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:20:21,735 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:20:21,736 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:20:21,736 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:20:21,736 INFO L82 PathProgramCache]: Analyzing trace with hash -619592794, now seen corresponding path program 1 times [2018-11-23 06:20:21,736 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 06:20:21,737 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:20:21,737 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:20:21,737 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:20:21,737 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 06:20:21,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:20:21,812 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 06:20:21,812 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:20:21,812 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 06:20:21,812 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 06:20:21,814 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 06:20:21,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 06:20:21,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 06:20:21,814 INFO L87 Difference]: Start difference. First operand 104 states and 120 transitions. Second operand 3 states. [2018-11-23 06:20:21,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:20:21,830 INFO L93 Difference]: Finished difference Result 140 states and 161 transitions. [2018-11-23 06:20:21,831 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 06:20:21,831 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-23 06:20:21,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:20:21,832 INFO L225 Difference]: With dead ends: 140 [2018-11-23 06:20:21,832 INFO L226 Difference]: Without dead ends: 95 [2018-11-23 06:20:21,833 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 06:20:21,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2018-11-23 06:20:21,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2018-11-23 06:20:21,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2018-11-23 06:20:21,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 108 transitions. [2018-11-23 06:20:21,843 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 108 transitions. Word has length 60 [2018-11-23 06:20:21,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:20:21,843 INFO L480 AbstractCegarLoop]: Abstraction has 95 states and 108 transitions. [2018-11-23 06:20:21,843 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 06:20:21,843 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2018-11-23 06:20:21,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 06:20:21,844 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:20:21,844 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:20:21,845 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:20:21,845 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:20:21,845 INFO L82 PathProgramCache]: Analyzing trace with hash 931001435, now seen corresponding path program 1 times [2018-11-23 06:20:21,845 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 06:20:21,846 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:20:21,846 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:20:21,846 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:20:21,846 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 06:20:21,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:20:21,989 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 06:20:21,990 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:20:21,990 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 06:20:21,990 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 06:20:21,990 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 06:20:21,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 06:20:21,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 06:20:21,991 INFO L87 Difference]: Start difference. First operand 95 states and 108 transitions. Second operand 7 states. [2018-11-23 06:20:22,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:20:22,310 INFO L93 Difference]: Finished difference Result 285 states and 344 transitions. [2018-11-23 06:20:22,310 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 06:20:22,310 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-11-23 06:20:22,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:20:22,312 INFO L225 Difference]: With dead ends: 285 [2018-11-23 06:20:22,313 INFO L226 Difference]: Without dead ends: 218 [2018-11-23 06:20:22,313 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 06:20:22,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2018-11-23 06:20:22,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 194. [2018-11-23 06:20:22,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2018-11-23 06:20:22,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 232 transitions. [2018-11-23 06:20:22,336 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 232 transitions. Word has length 65 [2018-11-23 06:20:22,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:20:22,337 INFO L480 AbstractCegarLoop]: Abstraction has 194 states and 232 transitions. [2018-11-23 06:20:22,337 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 06:20:22,337 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 232 transitions. [2018-11-23 06:20:22,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 06:20:22,338 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:20:22,339 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:20:22,339 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:20:22,339 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:20:22,339 INFO L82 PathProgramCache]: Analyzing trace with hash -370943582, now seen corresponding path program 1 times [2018-11-23 06:20:22,340 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 06:20:22,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:20:22,340 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:20:22,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:20:22,341 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 06:20:22,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:20:22,439 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 06:20:22,440 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:20:22,440 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 06:20:22,440 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 06:20:22,440 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 06:20:22,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 06:20:22,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 06:20:22,441 INFO L87 Difference]: Start difference. First operand 194 states and 232 transitions. Second operand 6 states. [2018-11-23 06:20:22,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:20:22,567 INFO L93 Difference]: Finished difference Result 344 states and 423 transitions. [2018-11-23 06:20:22,568 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 06:20:22,568 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2018-11-23 06:20:22,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:20:22,569 INFO L225 Difference]: With dead ends: 344 [2018-11-23 06:20:22,569 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 06:20:22,570 INFO L631 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 [2018-11-23 06:20:22,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 06:20:22,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 06:20:22,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 06:20:22,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 06:20:22,571 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2018-11-23 06:20:22,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:20:22,571 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 06:20:22,571 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 06:20:22,571 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 06:20:22,571 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 06:20:22,574 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 06:20:22,843 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 164 171) the Hoare annotation is: true [2018-11-23 06:20:22,843 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 164 171) no Hoare annotation was computed. [2018-11-23 06:20:22,843 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 164 171) no Hoare annotation was computed. [2018-11-23 06:20:22,843 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 131 137) no Hoare annotation was computed. [2018-11-23 06:20:22,843 INFO L451 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 131 137) the Hoare annotation is: true [2018-11-23 06:20:22,843 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 897 903) the Hoare annotation is: true [2018-11-23 06:20:22,843 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 897 903) no Hoare annotation was computed. [2018-11-23 06:20:22,843 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 904 912) no Hoare annotation was computed. [2018-11-23 06:20:22,843 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 904 912) the Hoare annotation is: true [2018-11-23 06:20:22,844 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 904 912) no Hoare annotation was computed. [2018-11-23 06:20:22,844 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) the Hoare annotation is: true [2018-11-23 06:20:22,844 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2018-11-23 06:20:22,844 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2018-11-23 06:20:22,844 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 335 402) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 06:20:22,844 INFO L448 ceAbstractionStarter]: For program point L347(lines 347 351) no Hoare annotation was computed. [2018-11-23 06:20:22,844 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 335 402) no Hoare annotation was computed. [2018-11-23 06:20:22,844 INFO L444 ceAbstractionStarter]: At program point L395(lines 344 396) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 06:20:22,845 INFO L444 ceAbstractionStarter]: At program point L385(line 385) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 06:20:22,845 INFO L448 ceAbstractionStarter]: For program point L383(lines 383 389) no Hoare annotation was computed. [2018-11-23 06:20:22,845 INFO L444 ceAbstractionStarter]: At program point L383-1(lines 375 390) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 06:20:22,845 INFO L448 ceAbstractionStarter]: For program point L346(lines 345 394) no Hoare annotation was computed. [2018-11-23 06:20:22,845 INFO L444 ceAbstractionStarter]: At program point L377(line 377) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 06:20:22,845 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 390) no Hoare annotation was computed. [2018-11-23 06:20:22,845 INFO L444 ceAbstractionStarter]: At program point L367(line 367) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 06:20:22,845 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 371) no Hoare annotation was computed. [2018-11-23 06:20:22,845 INFO L448 ceAbstractionStarter]: For program point L365-1(lines 365 371) no Hoare annotation was computed. [2018-11-23 06:20:22,846 INFO L444 ceAbstractionStarter]: At program point L392(lines 345 394) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 06:20:22,846 INFO L444 ceAbstractionStarter]: At program point L357(line 357) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 06:20:22,846 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 361) no Hoare annotation was computed. [2018-11-23 06:20:22,846 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 335 402) no Hoare annotation was computed. [2018-11-23 06:20:22,846 INFO L448 ceAbstractionStarter]: For program point L355-1(lines 355 361) no Hoare annotation was computed. [2018-11-23 06:20:22,846 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) the Hoare annotation is: true [2018-11-23 06:20:22,846 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2018-11-23 06:20:22,846 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-11-23 06:20:22,846 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2018-11-23 06:20:22,846 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2018-11-23 06:20:22,847 INFO L444 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-11-23 06:20:22,847 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2018-11-23 06:20:22,847 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2018-11-23 06:20:22,847 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 84) no Hoare annotation was computed. [2018-11-23 06:20:22,847 INFO L451 ceAbstractionStarter]: At program point L72(line 72) the Hoare annotation is: true [2018-11-23 06:20:22,847 INFO L448 ceAbstractionStarter]: For program point L72-1(line 72) no Hoare annotation was computed. [2018-11-23 06:20:22,847 INFO L448 ceAbstractionStarter]: For program point L70(lines 70 87) no Hoare annotation was computed. [2018-11-23 06:20:22,847 INFO L448 ceAbstractionStarter]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2018-11-23 06:20:22,847 INFO L451 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: true [2018-11-23 06:20:22,847 INFO L448 ceAbstractionStarter]: For program point L68-1(line 68) no Hoare annotation was computed. [2018-11-23 06:20:22,848 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 489 511) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 06:20:22,848 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 489 511) no Hoare annotation was computed. [2018-11-23 06:20:22,848 INFO L444 ceAbstractionStarter]: At program point L501(line 501) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 06:20:22,848 INFO L444 ceAbstractionStarter]: At program point L501-1(line 501) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 06:20:22,848 INFO L448 ceAbstractionStarter]: For program point L499(lines 499 506) no Hoare annotation was computed. [2018-11-23 06:20:22,848 INFO L448 ceAbstractionStarter]: For program point L499-1(lines 499 506) no Hoare annotation was computed. [2018-11-23 06:20:22,848 INFO L448 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-23 06:20:22,848 INFO L444 ceAbstractionStarter]: At program point L496(line 496) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 06:20:22,849 INFO L444 ceAbstractionStarter]: At program point L495(line 495) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 06:20:22,849 INFO L444 ceAbstractionStarter]: At program point L495-1(line 495) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 06:20:22,849 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 489 511) no Hoare annotation was computed. [2018-11-23 06:20:22,849 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 228 242) no Hoare annotation was computed. [2018-11-23 06:20:22,849 INFO L444 ceAbstractionStarter]: At program point L234(line 234) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-23 06:20:22,849 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 238) no Hoare annotation was computed. [2018-11-23 06:20:22,849 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 228 242) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2018-11-23 06:20:22,849 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 228 242) no Hoare annotation was computed. [2018-11-23 06:20:22,849 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 183 191) no Hoare annotation was computed. [2018-11-23 06:20:22,850 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 183 191) the Hoare annotation is: true [2018-11-23 06:20:22,850 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 183 191) no Hoare annotation was computed. [2018-11-23 06:20:22,850 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 06:20:22,850 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-23 06:20:22,850 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 06:20:22,850 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 324 332) the Hoare annotation is: true [2018-11-23 06:20:22,850 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 324 332) no Hoare annotation was computed. [2018-11-23 06:20:22,850 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 324 332) no Hoare annotation was computed. [2018-11-23 06:20:22,850 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 280 291) the Hoare annotation is: true [2018-11-23 06:20:22,850 INFO L448 ceAbstractionStarter]: For program point L284-1(lines 280 291) no Hoare annotation was computed. [2018-11-23 06:20:22,850 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 280 291) no Hoare annotation was computed. [2018-11-23 06:20:22,851 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 414 443) no Hoare annotation was computed. [2018-11-23 06:20:22,851 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 414 443) the Hoare annotation is: true [2018-11-23 06:20:22,851 INFO L451 ceAbstractionStarter]: At program point L439(lines 414 443) the Hoare annotation is: true [2018-11-23 06:20:22,851 INFO L448 ceAbstractionStarter]: For program point L435(line 435) no Hoare annotation was computed. [2018-11-23 06:20:22,851 INFO L448 ceAbstractionStarter]: For program point L428(lines 428 432) no Hoare annotation was computed. [2018-11-23 06:20:22,851 INFO L451 ceAbstractionStarter]: At program point L428-1(lines 428 432) the Hoare annotation is: true [2018-11-23 06:20:22,851 INFO L448 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-23 06:20:22,851 INFO L451 ceAbstractionStarter]: At program point L424-2(lines 424 438) the Hoare annotation is: true [2018-11-23 06:20:22,851 INFO L451 ceAbstractionStarter]: At program point L420(line 420) the Hoare annotation is: true [2018-11-23 06:20:22,851 INFO L448 ceAbstractionStarter]: For program point L420-1(line 420) no Hoare annotation was computed. [2018-11-23 06:20:22,852 INFO L444 ceAbstractionStarter]: At program point L120(line 120) the Hoare annotation is: (or (not (= ~systemActive~0 0)) (not (= 0 ~pumpRunning~0))) [2018-11-23 06:20:22,852 INFO L451 ceAbstractionStarter]: At program point L118(lines 118 124) the Hoare annotation is: true [2018-11-23 06:20:22,852 INFO L444 ceAbstractionStarter]: At program point L113(line 113) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-11-23 06:20:22,852 INFO L451 ceAbstractionStarter]: At program point timeShiftENTRY(lines 104 130) the Hoare annotation is: true [2018-11-23 06:20:22,852 INFO L448 ceAbstractionStarter]: For program point L111(lines 107 129) no Hoare annotation was computed. [2018-11-23 06:20:22,852 INFO L448 ceAbstractionStarter]: For program point L109(lines 107 129) no Hoare annotation was computed. [2018-11-23 06:20:22,852 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 104 130) no Hoare annotation was computed. [2018-11-23 06:20:22,852 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 104 130) no Hoare annotation was computed. [2018-11-23 06:20:22,853 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 256 267) the Hoare annotation is: true [2018-11-23 06:20:22,853 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 256 267) no Hoare annotation was computed. [2018-11-23 06:20:22,853 INFO L448 ceAbstractionStarter]: For program point L260-1(lines 256 267) no Hoare annotation was computed. [2018-11-23 06:20:22,853 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 890 896) no Hoare annotation was computed. [2018-11-23 06:20:22,853 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 890 896) the Hoare annotation is: true [2018-11-23 06:20:22,853 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 468 474) no Hoare annotation was computed. [2018-11-23 06:20:22,853 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 468 474) the Hoare annotation is: true [2018-11-23 06:20:22,853 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 06:20:22,853 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) [2018-11-23 06:20:22,854 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 06:20:22,854 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 06:20:22,854 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 243 250) no Hoare annotation was computed. [2018-11-23 06:20:22,854 INFO L451 ceAbstractionStarter]: At program point startSystemENTRY(lines 243 250) the Hoare annotation is: true [2018-11-23 06:20:22,854 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 243 250) no Hoare annotation was computed. [2018-11-23 06:20:22,854 INFO L448 ceAbstractionStarter]: For program point L272-1(lines 268 279) no Hoare annotation was computed. [2018-11-23 06:20:22,854 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 268 279) no Hoare annotation was computed. [2018-11-23 06:20:22,854 INFO L451 ceAbstractionStarter]: At program point waterRiseENTRY(lines 268 279) the Hoare annotation is: true [2018-11-23 06:20:22,854 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 404 411) no Hoare annotation was computed. [2018-11-23 06:20:22,855 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 408) no Hoare annotation was computed. [2018-11-23 06:20:22,855 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 404 411) the Hoare annotation is: true [2018-11-23 06:20:22,855 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 404 411) no Hoare annotation was computed. [2018-11-23 06:20:22,855 INFO L444 ceAbstractionStarter]: At program point L480(line 480) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 06:20:22,855 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 475 485) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 06:20:22,855 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 475 485) no Hoare annotation was computed. [2018-11-23 06:20:22,855 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 475 485) no Hoare annotation was computed. [2018-11-23 06:20:22,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 06:20:22 BoogieIcfgContainer [2018-11-23 06:20:22,864 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 06:20:22,864 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 06:20:22,864 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 06:20:22,864 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 06:20:22,865 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:20:21" (3/4) ... [2018-11-23 06:20:22,871 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 06:20:22,875 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 06:20:22,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 06:20:22,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 06:20:22,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 06:20:22,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 06:20:22,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-23 06:20:22,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-23 06:20:22,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-23 06:20:22,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 06:20:22,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-23 06:20:22,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 06:20:22,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 06:20:22,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-23 06:20:22,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 06:20:22,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 06:20:22,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 06:20:22,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 06:20:22,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 06:20:22,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 06:20:22,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-23 06:20:22,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 06:20:22,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 06:20:22,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 06:20:22,882 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-11-23 06:20:22,883 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 06:20:22,883 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 06:20:22,883 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 06:20:22,883 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 06:20:22,884 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 06:20:22,884 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 06:20:22,905 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1) [2018-11-23 06:20:22,905 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) [2018-11-23 06:20:22,933 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0b3535d7-7a1f-4a52-8232-5089a8ef95c0/bin-2019/utaipan/witness.graphml [2018-11-23 06:20:22,933 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 06:20:22,933 INFO L168 Benchmark]: Toolchain (without parser) took 2354.64 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -121.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:20:22,934 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-11-23 06:20:22,934 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.65 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -140.5 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-11-23 06:20:22,935 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.81 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 06:20:22,935 INFO L168 Benchmark]: Boogie Preprocessor took 28.98 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 06:20:22,935 INFO L168 Benchmark]: RCFGBuilder took 392.52 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: 45.0 MB). Peak memory consumption was 45.0 MB. Max. memory is 11.5 GB. [2018-11-23 06:20:22,935 INFO L168 Benchmark]: TraceAbstraction took 1475.61 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -37.9 MB). Peak memory consumption was 214.4 MB. Max. memory is 11.5 GB. [2018-11-23 06:20:22,935 INFO L168 Benchmark]: Witness Printer took 68.84 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-23 06:20:22,937 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 358.65 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -140.5 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.81 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.98 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 392.52 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: 45.0 MB). Peak memory consumption was 45.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1475.61 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -37.9 MB). Peak memory consumption was 214.4 MB. Max. memory is 11.5 GB. * Witness Printer took 68.84 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 408]: 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: 424]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 24 procedures, 117 locations, 1 error locations. SAFE Result, 1.4s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 0.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 465 SDtfs, 225 SDslu, 795 SDs, 0 SdLazy, 218 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=194occurred 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, 24 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 202 PreInvPairs, 224 NumberOfFragments, 318 HoareAnnotationTreeSize, 202 FomulaSimplifications, 129 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 49 FomulaSimplificationsInter, 587 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 252 NumberOfCodeBlocks, 252 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 248 ConstructedInterpolants, 0 QuantifiedInterpolants, 25622 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...