./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product26_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_fdbdc712-b256-4931-9c55-7ee00cdeef05/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fdbdc712-b256-4931-9c55-7ee00cdeef05/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fdbdc712-b256-4931-9c55-7ee00cdeef05/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fdbdc712-b256-4931-9c55-7ee00cdeef05/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product26_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_fdbdc712-b256-4931-9c55-7ee00cdeef05/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fdbdc712-b256-4931-9c55-7ee00cdeef05/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 9a9facaada73db60539ede7a668b71ce2a4ae420 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 01:45:37,655 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 01:45:37,656 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 01:45:37,663 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 01:45:37,663 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 01:45:37,663 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 01:45:37,664 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 01:45:37,665 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 01:45:37,666 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 01:45:37,667 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 01:45:37,667 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 01:45:37,667 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 01:45:37,668 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 01:45:37,669 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 01:45:37,669 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 01:45:37,670 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 01:45:37,670 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 01:45:37,672 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 01:45:37,673 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 01:45:37,674 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 01:45:37,674 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 01:45:37,675 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 01:45:37,677 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 01:45:37,677 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 01:45:37,677 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 01:45:37,677 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 01:45:37,678 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 01:45:37,678 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 01:45:37,679 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 01:45:37,680 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 01:45:37,680 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 01:45:37,680 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 01:45:37,680 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 01:45:37,681 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 01:45:37,681 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 01:45:37,682 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 01:45:37,682 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fdbdc712-b256-4931-9c55-7ee00cdeef05/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 01:45:37,691 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 01:45:37,691 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 01:45:37,691 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 01:45:37,691 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 01:45:37,692 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 01:45:37,692 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 01:45:37,692 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 01:45:37,692 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 01:45:37,692 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 01:45:37,692 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 01:45:37,692 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 01:45:37,693 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 01:45:37,693 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 01:45:37,693 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 01:45:37,693 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 01:45:37,693 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 01:45:37,693 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 01:45:37,694 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 01:45:37,694 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 01:45:37,694 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 01:45:37,694 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 01:45:37,694 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 01:45:37,694 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 01:45:37,694 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 01:45:37,694 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 01:45:37,695 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 01:45:37,695 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 01:45:37,695 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 01:45:37,695 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 01:45:37,695 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 01:45:37,695 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 01:45:37,695 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 01:45:37,696 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 01:45:37,696 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 01:45:37,696 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_fdbdc712-b256-4931-9c55-7ee00cdeef05/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 -> 9a9facaada73db60539ede7a668b71ce2a4ae420 [2018-11-10 01:45:37,718 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 01:45:37,727 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 01:45:37,729 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 01:45:37,729 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 01:45:37,730 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 01:45:37,730 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fdbdc712-b256-4931-9c55-7ee00cdeef05/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product26_true-unreach-call_false-termination.cil.c [2018-11-10 01:45:37,767 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fdbdc712-b256-4931-9c55-7ee00cdeef05/bin-2019/utaipan/data/7c787e62b/297f6d5b636f4f0c95151c7078223702/FLAG16da1f54b [2018-11-10 01:45:38,191 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 01:45:38,191 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fdbdc712-b256-4931-9c55-7ee00cdeef05/sv-benchmarks/c/product-lines/minepump_spec2_product26_true-unreach-call_false-termination.cil.c [2018-11-10 01:45:38,198 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fdbdc712-b256-4931-9c55-7ee00cdeef05/bin-2019/utaipan/data/7c787e62b/297f6d5b636f4f0c95151c7078223702/FLAG16da1f54b [2018-11-10 01:45:38,206 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fdbdc712-b256-4931-9c55-7ee00cdeef05/bin-2019/utaipan/data/7c787e62b/297f6d5b636f4f0c95151c7078223702 [2018-11-10 01:45:38,208 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 01:45:38,209 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 01:45:38,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 01:45:38,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 01:45:38,212 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 01:45:38,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:45:38" (1/1) ... [2018-11-10 01:45:38,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11bcb58d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:45:38, skipping insertion in model container [2018-11-10 01:45:38,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:45:38" (1/1) ... [2018-11-10 01:45:38,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 01:45:38,249 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 01:45:38,432 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:45:38,439 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 01:45:38,495 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:45:38,511 INFO L193 MainTranslator]: Completed translation [2018-11-10 01:45:38,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:45:38 WrapperNode [2018-11-10 01:45:38,511 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 01:45:38,512 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 01:45:38,512 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 01:45:38,512 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 01:45:38,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:45:38" (1/1) ... [2018-11-10 01:45:38,585 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:45:38" (1/1) ... [2018-11-10 01:45:38,608 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 01:45:38,608 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 01:45:38,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 01:45:38,608 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 01:45:38,616 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:45:38" (1/1) ... [2018-11-10 01:45:38,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:45:38" (1/1) ... [2018-11-10 01:45:38,620 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:45:38" (1/1) ... [2018-11-10 01:45:38,620 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:45:38" (1/1) ... [2018-11-10 01:45:38,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:45:38" (1/1) ... [2018-11-10 01:45:38,634 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:45:38" (1/1) ... [2018-11-10 01:45:38,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:45:38" (1/1) ... [2018-11-10 01:45:38,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 01:45:38,640 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 01:45:38,640 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 01:45:38,640 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 01:45:38,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:45:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fdbdc712-b256-4931-9c55-7ee00cdeef05/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 [2018-11-10 01:45:38,705 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 01:45:38,706 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 01:45:38,706 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 01:45:38,706 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 01:45:38,706 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-10 01:45:38,706 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-10 01:45:38,706 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 01:45:38,706 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 01:45:38,706 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 01:45:38,706 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 01:45:38,707 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 01:45:38,707 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 01:45:38,707 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 01:45:38,707 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 01:45:38,707 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-10 01:45:38,707 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-10 01:45:38,707 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-10 01:45:38,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-10 01:45:38,707 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-10 01:45:38,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-10 01:45:38,708 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 01:45:38,708 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 01:45:38,708 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 01:45:38,708 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 01:45:38,708 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 01:45:38,708 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 01:45:38,708 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 01:45:38,708 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 01:45:38,709 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-10 01:45:38,709 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-10 01:45:38,709 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 01:45:38,709 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 01:45:38,709 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 01:45:38,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 01:45:38,709 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 01:45:38,709 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 01:45:38,709 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 01:45:38,709 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 01:45:38,710 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 01:45:38,710 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 01:45:38,710 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 01:45:38,710 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 01:45:38,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 01:45:38,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 01:45:38,710 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 01:45:38,710 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 01:45:38,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 01:45:38,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 01:45:38,711 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 01:45:38,711 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 01:45:39,228 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 01:45:39,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:45:39 BoogieIcfgContainer [2018-11-10 01:45:39,229 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 01:45:39,229 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 01:45:39,229 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 01:45:39,232 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 01:45:39,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 01:45:38" (1/3) ... [2018-11-10 01:45:39,233 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c1d27d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:45:39, skipping insertion in model container [2018-11-10 01:45:39,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:45:38" (2/3) ... [2018-11-10 01:45:39,233 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c1d27d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:45:39, skipping insertion in model container [2018-11-10 01:45:39,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:45:39" (3/3) ... [2018-11-10 01:45:39,235 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product26_true-unreach-call_false-termination.cil.c [2018-11-10 01:45:39,243 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 01:45:39,250 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 01:45:39,263 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 01:45:39,289 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 01:45:39,290 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 01:45:39,290 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 01:45:39,290 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 01:45:39,290 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 01:45:39,290 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 01:45:39,290 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 01:45:39,290 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 01:45:39,306 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states. [2018-11-10 01:45:39,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 01:45:39,312 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 01:45:39,313 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:45:39,314 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 01:45:39,318 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:45:39,318 INFO L82 PathProgramCache]: Analyzing trace with hash 225648550, now seen corresponding path program 1 times [2018-11-10 01:45:39,320 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 01:45:39,360 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:45:39,360 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:45:39,361 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:45:39,361 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 01:45:39,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:45:39,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:45:39,529 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 01:45:39,529 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 01:45:39,529 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 01:45:39,533 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 01:45:39,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 01:45:39,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 01:45:39,545 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 2 states. [2018-11-10 01:45:39,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 01:45:39,565 INFO L93 Difference]: Finished difference Result 226 states and 279 transitions. [2018-11-10 01:45:39,566 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 01:45:39,566 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-10 01:45:39,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 01:45:39,573 INFO L225 Difference]: With dead ends: 226 [2018-11-10 01:45:39,574 INFO L226 Difference]: Without dead ends: 115 [2018-11-10 01:45:39,576 INFO L605 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 [2018-11-10 01:45:39,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2018-11-10 01:45:39,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2018-11-10 01:45:39,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-11-10 01:45:39,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 133 transitions. [2018-11-10 01:45:39,607 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 133 transitions. Word has length 51 [2018-11-10 01:45:39,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 01:45:39,607 INFO L481 AbstractCegarLoop]: Abstraction has 115 states and 133 transitions. [2018-11-10 01:45:39,607 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 01:45:39,607 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 133 transitions. [2018-11-10 01:45:39,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 01:45:39,610 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 01:45:39,610 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:45:39,610 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 01:45:39,610 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:45:39,611 INFO L82 PathProgramCache]: Analyzing trace with hash -1044195297, now seen corresponding path program 1 times [2018-11-10 01:45:39,611 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 01:45:39,612 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:45:39,612 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:45:39,612 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:45:39,612 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 01:45:39,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:45:39,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:45:39,688 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 01:45:39,688 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 01:45:39,688 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 01:45:39,689 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 01:45:39,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 01:45:39,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 01:45:39,690 INFO L87 Difference]: Start difference. First operand 115 states and 133 transitions. Second operand 3 states. [2018-11-10 01:45:39,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 01:45:39,706 INFO L93 Difference]: Finished difference Result 169 states and 195 transitions. [2018-11-10 01:45:39,706 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 01:45:39,706 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-10 01:45:39,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 01:45:39,708 INFO L225 Difference]: With dead ends: 169 [2018-11-10 01:45:39,708 INFO L226 Difference]: Without dead ends: 105 [2018-11-10 01:45:39,709 INFO L605 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 [2018-11-10 01:45:39,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2018-11-10 01:45:39,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2018-11-10 01:45:39,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2018-11-10 01:45:39,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 120 transitions. [2018-11-10 01:45:39,719 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 120 transitions. Word has length 53 [2018-11-10 01:45:39,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 01:45:39,719 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 120 transitions. [2018-11-10 01:45:39,719 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 01:45:39,720 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 120 transitions. [2018-11-10 01:45:39,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-10 01:45:39,721 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 01:45:39,721 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:45:39,721 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 01:45:39,722 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:45:39,722 INFO L82 PathProgramCache]: Analyzing trace with hash -1586154117, now seen corresponding path program 1 times [2018-11-10 01:45:39,722 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 01:45:39,722 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:45:39,723 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:45:39,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:45:39,723 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 01:45:39,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:45:39,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:45:39,909 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 01:45:39,909 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 01:45:39,909 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 01:45:39,909 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 01:45:39,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 01:45:39,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 01:45:39,910 INFO L87 Difference]: Start difference. First operand 105 states and 120 transitions. Second operand 7 states. [2018-11-10 01:45:40,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 01:45:40,161 INFO L93 Difference]: Finished difference Result 182 states and 213 transitions. [2018-11-10 01:45:40,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 01:45:40,162 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2018-11-10 01:45:40,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 01:45:40,163 INFO L225 Difference]: With dead ends: 182 [2018-11-10 01:45:40,163 INFO L226 Difference]: Without dead ends: 105 [2018-11-10 01:45:40,163 INFO L605 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 [2018-11-10 01:45:40,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2018-11-10 01:45:40,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2018-11-10 01:45:40,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2018-11-10 01:45:40,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 119 transitions. [2018-11-10 01:45:40,169 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 119 transitions. Word has length 58 [2018-11-10 01:45:40,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 01:45:40,170 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 119 transitions. [2018-11-10 01:45:40,170 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 01:45:40,170 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 119 transitions. [2018-11-10 01:45:40,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-10 01:45:40,171 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 01:45:40,171 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:45:40,171 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 01:45:40,171 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:45:40,172 INFO L82 PathProgramCache]: Analyzing trace with hash 1468019358, now seen corresponding path program 1 times [2018-11-10 01:45:40,172 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 01:45:40,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:45:40,173 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:45:40,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:45:40,173 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 01:45:40,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:45:40,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:45:40,262 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 01:45:40,262 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 01:45:40,262 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 01:45:40,263 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 01:45:40,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 01:45:40,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 01:45:40,264 INFO L87 Difference]: Start difference. First operand 105 states and 119 transitions. Second operand 6 states. [2018-11-10 01:45:40,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 01:45:40,405 INFO L93 Difference]: Finished difference Result 251 states and 296 transitions. [2018-11-10 01:45:40,406 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 01:45:40,406 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 66 [2018-11-10 01:45:40,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 01:45:40,409 INFO L225 Difference]: With dead ends: 251 [2018-11-10 01:45:40,409 INFO L226 Difference]: Without dead ends: 174 [2018-11-10 01:45:40,410 INFO L605 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 [2018-11-10 01:45:40,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2018-11-10 01:45:40,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 172. [2018-11-10 01:45:40,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2018-11-10 01:45:40,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 198 transitions. [2018-11-10 01:45:40,431 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 198 transitions. Word has length 66 [2018-11-10 01:45:40,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 01:45:40,431 INFO L481 AbstractCegarLoop]: Abstraction has 172 states and 198 transitions. [2018-11-10 01:45:40,431 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 01:45:40,432 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 198 transitions. [2018-11-10 01:45:40,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-10 01:45:40,434 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 01:45:40,434 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:45:40,434 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 01:45:40,435 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:45:40,435 INFO L82 PathProgramCache]: Analyzing trace with hash 1148006082, now seen corresponding path program 1 times [2018-11-10 01:45:40,435 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 01:45:40,436 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:45:40,436 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:45:40,436 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:45:40,436 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 01:45:40,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:45:40,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:45:40,523 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 01:45:40,525 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 01:45:40,526 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 01:45:40,526 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 01:45:40,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 01:45:40,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 01:45:40,527 INFO L87 Difference]: Start difference. First operand 172 states and 198 transitions. Second operand 7 states. [2018-11-10 01:45:40,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 01:45:40,771 INFO L93 Difference]: Finished difference Result 270 states and 319 transitions. [2018-11-10 01:45:40,771 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 01:45:40,771 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-11-10 01:45:40,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 01:45:40,772 INFO L225 Difference]: With dead ends: 270 [2018-11-10 01:45:40,772 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 01:45:40,773 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-11-10 01:45:40,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 01:45:40,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 01:45:40,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 01:45:40,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 01:45:40,774 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2018-11-10 01:45:40,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 01:45:40,774 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 01:45:40,774 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 01:45:40,774 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 01:45:40,775 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 01:45:40,778 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 01:45:41,206 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-11-10 01:45:41,207 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-11-10 01:45:41,207 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-11-10 01:45:41,207 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-11-10 01:45:41,207 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-11-10 01:45:41,207 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 198 220) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 01:45:41,207 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 198 220) no Hoare annotation was computed. [2018-11-10 01:45:41,207 INFO L421 ceAbstractionStarter]: At program point L210(line 210) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-10 01:45:41,208 INFO L421 ceAbstractionStarter]: At program point L210-1(line 210) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-10 01:45:41,208 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 215) no Hoare annotation was computed. [2018-11-10 01:45:41,208 INFO L425 ceAbstractionStarter]: For program point L208-1(lines 208 215) no Hoare annotation was computed. [2018-11-10 01:45:41,208 INFO L425 ceAbstractionStarter]: For program point L206(line 206) no Hoare annotation was computed. [2018-11-10 01:45:41,208 INFO L421 ceAbstractionStarter]: At program point L205(line 205) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 01:45:41,208 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 198 220) no Hoare annotation was computed. [2018-11-10 01:45:41,208 INFO L421 ceAbstractionStarter]: At program point L204(line 204) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 01:45:41,208 INFO L421 ceAbstractionStarter]: At program point L204-1(line 204) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 01:45:41,208 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 798 806) no Hoare annotation was computed. [2018-11-10 01:45:41,209 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 798 806) the Hoare annotation is: true [2018-11-10 01:45:41,209 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 798 806) no Hoare annotation was computed. [2018-11-10 01:45:41,209 INFO L425 ceAbstractionStarter]: For program point L850-1(line 850) no Hoare annotation was computed. [2018-11-10 01:45:41,209 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 843 861) the Hoare annotation is: true [2018-11-10 01:45:41,209 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 843 861) no Hoare annotation was computed. [2018-11-10 01:45:41,213 INFO L425 ceAbstractionStarter]: For program point L852(lines 852 856) no Hoare annotation was computed. [2018-11-10 01:45:41,213 INFO L428 ceAbstractionStarter]: At program point L850(line 850) the Hoare annotation is: true [2018-11-10 01:45:41,213 INFO L425 ceAbstractionStarter]: For program point L852-2(lines 852 856) no Hoare annotation was computed. [2018-11-10 01:45:41,214 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 843 861) no Hoare annotation was computed. [2018-11-10 01:45:41,214 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-11-10 01:45:41,214 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-11-10 01:45:41,214 INFO L421 ceAbstractionStarter]: At program point L192(line 192) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 01:45:41,214 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 187 197) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 01:45:41,214 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 187 197) no Hoare annotation was computed. [2018-11-10 01:45:41,214 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 187 197) no Hoare annotation was computed. [2018-11-10 01:45:41,214 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 779 786) the Hoare annotation is: true [2018-11-10 01:45:41,214 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 779 786) no Hoare annotation was computed. [2018-11-10 01:45:41,214 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 779 786) no Hoare annotation was computed. [2018-11-10 01:45:41,215 INFO L425 ceAbstractionStarter]: For program point L736(lines 736 744) no Hoare annotation was computed. [2018-11-10 01:45:41,215 INFO L421 ceAbstractionStarter]: At program point L734(line 734) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-10 01:45:41,215 INFO L425 ceAbstractionStarter]: For program point L734-1(line 734) no Hoare annotation was computed. [2018-11-10 01:45:41,215 INFO L425 ceAbstractionStarter]: For program point L732(lines 732 749) no Hoare annotation was computed. [2018-11-10 01:45:41,215 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 728 752) no Hoare annotation was computed. [2018-11-10 01:45:41,215 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 728 752) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-10 01:45:41,215 INFO L421 ceAbstractionStarter]: At program point L747(line 747) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-10 01:45:41,215 INFO L425 ceAbstractionStarter]: For program point L747-1(lines 728 752) no Hoare annotation was computed. [2018-11-10 01:45:41,215 INFO L421 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-10 01:45:41,215 INFO L421 ceAbstractionStarter]: At program point L738(line 738) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-10 01:45:41,215 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 720 726) no Hoare annotation was computed. [2018-11-10 01:45:41,216 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 720 726) the Hoare annotation is: true [2018-11-10 01:45:41,216 INFO L421 ceAbstractionStarter]: At program point L929(lines 880 930) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 01:45:41,216 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 871 936) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 01:45:41,216 INFO L425 ceAbstractionStarter]: For program point L919(lines 919 923) no Hoare annotation was computed. [2018-11-10 01:45:41,216 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 871 936) no Hoare annotation was computed. [2018-11-10 01:45:41,216 INFO L421 ceAbstractionStarter]: At program point L919-2(lines 911 924) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-10 01:45:41,216 INFO L425 ceAbstractionStarter]: For program point L882(lines 881 928) no Hoare annotation was computed. [2018-11-10 01:45:41,216 INFO L421 ceAbstractionStarter]: At program point L913(line 913) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-10 01:45:41,216 INFO L425 ceAbstractionStarter]: For program point L911(lines 911 924) no Hoare annotation was computed. [2018-11-10 01:45:41,216 INFO L421 ceAbstractionStarter]: At program point L903(line 903) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-10 01:45:41,217 INFO L425 ceAbstractionStarter]: For program point L901(lines 901 907) no Hoare annotation was computed. [2018-11-10 01:45:41,217 INFO L425 ceAbstractionStarter]: For program point L901-1(lines 901 907) no Hoare annotation was computed. [2018-11-10 01:45:41,217 INFO L421 ceAbstractionStarter]: At program point L926(lines 881 928) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-10 01:45:41,217 INFO L421 ceAbstractionStarter]: At program point L893(line 893) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-10 01:45:41,217 INFO L425 ceAbstractionStarter]: For program point L891(lines 891 897) no Hoare annotation was computed. [2018-11-10 01:45:41,217 INFO L425 ceAbstractionStarter]: For program point L891-1(lines 891 897) no Hoare annotation was computed. [2018-11-10 01:45:41,217 INFO L425 ceAbstractionStarter]: For program point L883(lines 883 887) no Hoare annotation was computed. [2018-11-10 01:45:41,217 INFO L425 ceAbstractionStarter]: For program point L881-1(lines 881 928) no Hoare annotation was computed. [2018-11-10 01:45:41,217 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 871 936) no Hoare annotation was computed. [2018-11-10 01:45:41,217 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 305 313) no Hoare annotation was computed. [2018-11-10 01:45:41,217 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 305 313) the Hoare annotation is: true [2018-11-10 01:45:41,217 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 305 313) no Hoare annotation was computed. [2018-11-10 01:45:41,218 INFO L425 ceAbstractionStarter]: For program point L98-1(lines 90 118) no Hoare annotation was computed. [2018-11-10 01:45:41,218 INFO L428 ceAbstractionStarter]: At program point L96(line 96) the Hoare annotation is: true [2018-11-10 01:45:41,218 INFO L425 ceAbstractionStarter]: For program point L96-1(line 96) no Hoare annotation was computed. [2018-11-10 01:45:41,218 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 90 118) the Hoare annotation is: true [2018-11-10 01:45:41,218 INFO L421 ceAbstractionStarter]: At program point L105(line 105) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-11-10 01:45:41,218 INFO L425 ceAbstractionStarter]: For program point L103(lines 103 109) no Hoare annotation was computed. [2018-11-10 01:45:41,218 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 112) no Hoare annotation was computed. [2018-11-10 01:45:41,218 INFO L421 ceAbstractionStarter]: At program point L100(line 100) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-10 01:45:41,218 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 90 118) no Hoare annotation was computed. [2018-11-10 01:45:41,218 INFO L425 ceAbstractionStarter]: For program point L100-1(line 100) no Hoare annotation was computed. [2018-11-10 01:45:41,218 INFO L425 ceAbstractionStarter]: For program point L98(lines 98 115) no Hoare annotation was computed. [2018-11-10 01:45:41,218 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 82 89) the Hoare annotation is: true [2018-11-10 01:45:41,219 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 82 89) no Hoare annotation was computed. [2018-11-10 01:45:41,219 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 82 89) no Hoare annotation was computed. [2018-11-10 01:45:41,219 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 01:45:41,219 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-10 01:45:41,219 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 01:45:41,219 INFO L425 ceAbstractionStarter]: For program point L256-1(lines 252 263) no Hoare annotation was computed. [2018-11-10 01:45:41,219 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 252 263) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 01:45:41,219 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 252 263) no Hoare annotation was computed. [2018-11-10 01:45:41,219 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 264 272) the Hoare annotation is: true [2018-11-10 01:45:41,219 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 264 272) no Hoare annotation was computed. [2018-11-10 01:45:41,219 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 264 272) no Hoare annotation was computed. [2018-11-10 01:45:41,219 INFO L428 ceAbstractionStarter]: At program point L132-3(lines 132 146) the Hoare annotation is: true [2018-11-10 01:45:41,220 INFO L428 ceAbstractionStarter]: At program point L128(line 128) the Hoare annotation is: true [2018-11-10 01:45:41,220 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 122 151) no Hoare annotation was computed. [2018-11-10 01:45:41,220 INFO L425 ceAbstractionStarter]: For program point L128-1(line 128) no Hoare annotation was computed. [2018-11-10 01:45:41,220 INFO L428 ceAbstractionStarter]: At program point L147(lines 122 151) the Hoare annotation is: true [2018-11-10 01:45:41,220 INFO L425 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2018-11-10 01:45:41,220 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-10 01:45:41,220 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 122 151) the Hoare annotation is: true [2018-11-10 01:45:41,220 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 140) no Hoare annotation was computed. [2018-11-10 01:45:41,220 INFO L428 ceAbstractionStarter]: At program point L136-1(lines 136 140) the Hoare annotation is: true [2018-11-10 01:45:41,220 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 132 146) no Hoare annotation was computed. [2018-11-10 01:45:41,220 INFO L421 ceAbstractionStarter]: At program point L702(line 702) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-10 01:45:41,220 INFO L425 ceAbstractionStarter]: For program point L700(lines 699 718) no Hoare annotation was computed. [2018-11-10 01:45:41,221 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 696 719) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-10 01:45:41,221 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 696 719) no Hoare annotation was computed. [2018-11-10 01:45:41,221 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 696 719) no Hoare annotation was computed. [2018-11-10 01:45:41,221 INFO L421 ceAbstractionStarter]: At program point L709(line 709) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-10 01:45:41,221 INFO L421 ceAbstractionStarter]: At program point L707(lines 707 713) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-10 01:45:41,221 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 228 239) the Hoare annotation is: true [2018-11-10 01:45:41,222 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 228 239) no Hoare annotation was computed. [2018-11-10 01:45:41,222 INFO L425 ceAbstractionStarter]: For program point L232-1(lines 228 239) no Hoare annotation was computed. [2018-11-10 01:45:41,222 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 01:45:41,222 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) [2018-11-10 01:45:41,222 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 01:45:41,222 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 01:45:41,222 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 179 185) no Hoare annotation was computed. [2018-11-10 01:45:41,222 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 179 185) the Hoare annotation is: true [2018-11-10 01:45:41,222 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 862 869) no Hoare annotation was computed. [2018-11-10 01:45:41,222 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 862 869) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~systemActive~0 1) (not (= |old(~systemActive~0)| 1))) [2018-11-10 01:45:41,223 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 862 869) no Hoare annotation was computed. [2018-11-10 01:45:41,223 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 240 251) no Hoare annotation was computed. [2018-11-10 01:45:41,223 INFO L428 ceAbstractionStarter]: At program point waterRiseENTRY(lines 240 251) the Hoare annotation is: true [2018-11-10 01:45:41,223 INFO L425 ceAbstractionStarter]: For program point L244-1(lines 240 251) no Hoare annotation was computed. [2018-11-10 01:45:41,223 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 315 322) no Hoare annotation was computed. [2018-11-10 01:45:41,223 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 319) no Hoare annotation was computed. [2018-11-10 01:45:41,223 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 315 322) the Hoare annotation is: true [2018-11-10 01:45:41,223 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 315 322) no Hoare annotation was computed. [2018-11-10 01:45:41,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 01:45:41 BoogieIcfgContainer [2018-11-10 01:45:41,239 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 01:45:41,239 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 01:45:41,240 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 01:45:41,240 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 01:45:41,240 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:45:39" (3/4) ... [2018-11-10 01:45:41,243 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 01:45:41,249 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 01:45:41,249 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 01:45:41,249 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 01:45:41,249 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 01:45:41,250 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-10 01:45:41,250 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 01:45:41,250 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 01:45:41,250 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 01:45:41,250 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 01:45:41,250 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 01:45:41,250 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 01:45:41,250 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-10 01:45:41,250 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-10 01:45:41,250 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-10 01:45:41,250 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 01:45:41,250 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 01:45:41,251 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 01:45:41,251 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 01:45:41,251 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 01:45:41,251 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 01:45:41,251 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 01:45:41,251 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-10 01:45:41,251 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 01:45:41,251 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 01:45:41,259 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 139 nodes and edges [2018-11-10 01:45:41,259 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-11-10 01:45:41,260 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-11-10 01:45:41,280 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((systemActive == 1 && \old(pumpRunning) == pumpRunning) && splverifierCounter == 0) [2018-11-10 01:45:41,280 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 01:45:41,316 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_fdbdc712-b256-4931-9c55-7ee00cdeef05/bin-2019/utaipan/witness.graphml [2018-11-10 01:45:41,317 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 01:45:41,317 INFO L168 Benchmark]: Toolchain (without parser) took 3108.45 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 954.8 MB in the beginning and 942.3 MB in the end (delta: 12.5 MB). Peak memory consumption was 130.5 MB. Max. memory is 11.5 GB. [2018-11-10 01:45:41,318 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. [2018-11-10 01:45:41,318 INFO L168 Benchmark]: CACSL2BoogieTranslator took 301.74 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 930.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 01:45:41,318 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 930.7 MB in the beginning and 1.1 GB in the end (delta: -183.9 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 01:45:41,319 INFO L168 Benchmark]: Boogie Preprocessor took 31.56 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 01:45:41,319 INFO L168 Benchmark]: RCFGBuilder took 589.24 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: 82.5 MB). Peak memory consumption was 82.5 MB. Max. memory is 11.5 GB. [2018-11-10 01:45:41,319 INFO L168 Benchmark]: TraceAbstraction took 2009.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 953.1 MB in the end (delta: 73.6 MB). Peak memory consumption was 73.6 MB. Max. memory is 11.5 GB. [2018-11-10 01:45:41,319 INFO L168 Benchmark]: Witness Printer took 77.18 ms. Allocated memory is still 1.1 GB. Free memory was 953.1 MB in the beginning and 942.3 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-11-10 01:45:41,321 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 301.74 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 930.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 95.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 930.7 MB in the beginning and 1.1 GB in the end (delta: -183.9 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.56 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 589.24 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: 82.5 MB). Peak memory consumption was 82.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2009.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 953.1 MB in the end (delta: 73.6 MB). Peak memory consumption was 73.6 MB. Max. memory is 11.5 GB. * Witness Printer took 77.18 ms. Allocated memory is still 1.1 GB. Free memory was 953.1 MB in the beginning and 942.3 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 319]: 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: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 881]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((systemActive == 1 && \old(pumpRunning) == pumpRunning) && splverifierCounter == 0) - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 25 procedures, 128 locations, 1 error locations. SAFE Result, 1.9s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 576 SDtfs, 274 SDslu, 897 SDs, 0 SdLazy, 335 SolverSat, 66 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=172occurred in iteration=4, 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, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 233 PreInvPairs, 248 NumberOfFragments, 523 HoareAnnotationTreeSize, 233 FomulaSimplifications, 85 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 53 FomulaSimplificationsInter, 734 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 298 NumberOfCodeBlocks, 298 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 293 ConstructedInterpolants, 0 QuantifiedInterpolants, 32705 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...