./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product07_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_816a66fa-e136-4f1f-b725-841a8b31b008/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_816a66fa-e136-4f1f-b725-841a8b31b008/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_816a66fa-e136-4f1f-b725-841a8b31b008/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_816a66fa-e136-4f1f-b725-841a8b31b008/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product07_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_816a66fa-e136-4f1f-b725-841a8b31b008/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_816a66fa-e136-4f1f-b725-841a8b31b008/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 0cd8f4212423277e7bb289762e3d1ea8f8be5f7f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 08:59:52,178 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 08:59:52,179 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 08:59:52,185 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 08:59:52,186 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 08:59:52,186 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 08:59:52,187 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 08:59:52,188 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 08:59:52,190 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 08:59:52,190 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 08:59:52,191 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 08:59:52,191 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 08:59:52,192 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 08:59:52,192 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 08:59:52,193 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 08:59:52,194 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 08:59:52,194 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 08:59:52,195 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 08:59:52,197 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 08:59:52,198 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 08:59:52,198 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 08:59:52,199 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 08:59:52,201 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 08:59:52,201 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 08:59:52,201 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 08:59:52,202 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 08:59:52,203 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 08:59:52,203 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 08:59:52,204 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 08:59:52,204 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 08:59:52,205 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 08:59:52,205 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 08:59:52,205 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 08:59:52,205 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 08:59:52,206 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 08:59:52,207 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 08:59:52,207 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_816a66fa-e136-4f1f-b725-841a8b31b008/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 08:59:52,217 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 08:59:52,217 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 08:59:52,218 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 08:59:52,218 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 08:59:52,218 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 08:59:52,218 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 08:59:52,218 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 08:59:52,219 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 08:59:52,219 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 08:59:52,219 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 08:59:52,219 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 08:59:52,219 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 08:59:52,219 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 08:59:52,220 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 08:59:52,220 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 08:59:52,220 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 08:59:52,220 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 08:59:52,220 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 08:59:52,221 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 08:59:52,221 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 08:59:52,221 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 08:59:52,221 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 08:59:52,221 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 08:59:52,221 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 08:59:52,221 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 08:59:52,222 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 08:59:52,222 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 08:59:52,222 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 08:59:52,222 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 08:59:52,222 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 08:59:52,222 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 08:59:52,223 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 08:59:52,223 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 08:59:52,223 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 08:59:52,223 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 08:59:52,223 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 08:59:52,223 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 08:59:52,223 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_816a66fa-e136-4f1f-b725-841a8b31b008/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 -> 0cd8f4212423277e7bb289762e3d1ea8f8be5f7f [2018-11-18 08:59:52,246 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 08:59:52,254 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 08:59:52,256 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 08:59:52,257 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 08:59:52,257 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 08:59:52,257 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_816a66fa-e136-4f1f-b725-841a8b31b008/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product07_true-unreach-call_false-termination.cil.c [2018-11-18 08:59:52,290 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_816a66fa-e136-4f1f-b725-841a8b31b008/bin-2019/utaipan/data/c8079fbd5/dc613774c5b34cac918e64a40a9d963b/FLAGc9a1e2e03 [2018-11-18 08:59:52,721 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 08:59:52,722 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_816a66fa-e136-4f1f-b725-841a8b31b008/sv-benchmarks/c/product-lines/minepump_spec4_product07_true-unreach-call_false-termination.cil.c [2018-11-18 08:59:52,731 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_816a66fa-e136-4f1f-b725-841a8b31b008/bin-2019/utaipan/data/c8079fbd5/dc613774c5b34cac918e64a40a9d963b/FLAGc9a1e2e03 [2018-11-18 08:59:52,739 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_816a66fa-e136-4f1f-b725-841a8b31b008/bin-2019/utaipan/data/c8079fbd5/dc613774c5b34cac918e64a40a9d963b [2018-11-18 08:59:52,741 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 08:59:52,742 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 08:59:52,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 08:59:52,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 08:59:52,745 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 08:59:52,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:59:52" (1/1) ... [2018-11-18 08:59:52,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11c3b532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:52, skipping insertion in model container [2018-11-18 08:59:52,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:59:52" (1/1) ... [2018-11-18 08:59:52,753 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 08:59:52,781 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 08:59:52,957 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:59:52,965 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 08:59:53,069 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:59:53,084 INFO L195 MainTranslator]: Completed translation [2018-11-18 08:59:53,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:53 WrapperNode [2018-11-18 08:59:53,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 08:59:53,085 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 08:59:53,085 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 08:59:53,085 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 08:59:53,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:53" (1/1) ... [2018-11-18 08:59:53,099 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:53" (1/1) ... [2018-11-18 08:59:53,104 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 08:59:53,104 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 08:59:53,104 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 08:59:53,104 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 08:59:53,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:53" (1/1) ... [2018-11-18 08:59:53,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:53" (1/1) ... [2018-11-18 08:59:53,112 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:53" (1/1) ... [2018-11-18 08:59:53,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:53" (1/1) ... [2018-11-18 08:59:53,119 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:53" (1/1) ... [2018-11-18 08:59:53,124 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:53" (1/1) ... [2018-11-18 08:59:53,125 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:53" (1/1) ... [2018-11-18 08:59:53,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 08:59:53,127 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 08:59:53,127 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 08:59:53,127 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 08:59:53,128 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_816a66fa-e136-4f1f-b725-841a8b31b008/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 08:59:53,172 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 08:59:53,172 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 08:59:53,172 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 08:59:53,172 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 08:59:53,172 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-18 08:59:53,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-18 08:59:53,173 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 08:59:53,173 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 08:59:53,173 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-18 08:59:53,173 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-18 08:59:53,173 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 08:59:53,173 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 08:59:53,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 08:59:53,174 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 08:59:53,174 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 08:59:53,174 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 08:59:53,174 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 08:59:53,174 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 08:59:53,174 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 08:59:53,174 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 08:59:53,174 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 08:59:53,175 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 08:59:53,175 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 08:59:53,175 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 08:59:53,175 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 08:59:53,175 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 08:59:53,175 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 08:59:53,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 08:59:53,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 08:59:53,175 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 08:59:53,176 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 08:59:53,176 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 08:59:53,176 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 08:59:53,176 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 08:59:53,176 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 08:59:53,176 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 08:59:53,176 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 08:59:53,176 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 08:59:53,177 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 08:59:53,177 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 08:59:53,177 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 08:59:53,177 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 08:59:53,177 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 08:59:53,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 08:59:53,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 08:59:53,177 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 08:59:53,177 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 08:59:53,177 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 08:59:53,178 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 08:59:53,598 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 08:59:53,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:59:53 BoogieIcfgContainer [2018-11-18 08:59:53,599 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 08:59:53,600 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 08:59:53,600 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 08:59:53,603 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 08:59:53,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:59:52" (1/3) ... [2018-11-18 08:59:53,604 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d96435b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:59:53, skipping insertion in model container [2018-11-18 08:59:53,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:53" (2/3) ... [2018-11-18 08:59:53,604 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d96435b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:59:53, skipping insertion in model container [2018-11-18 08:59:53,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:59:53" (3/3) ... [2018-11-18 08:59:53,607 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product07_true-unreach-call_false-termination.cil.c [2018-11-18 08:59:53,614 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 08:59:53,621 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 08:59:53,633 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 08:59:53,658 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 08:59:53,658 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 08:59:53,658 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 08:59:53,658 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 08:59:53,659 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 08:59:53,659 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 08:59:53,659 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 08:59:53,659 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 08:59:53,675 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states. [2018-11-18 08:59:53,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 08:59:53,681 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:59:53,681 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:59:53,684 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:59:53,688 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:59:53,688 INFO L82 PathProgramCache]: Analyzing trace with hash -604693695, now seen corresponding path program 1 times [2018-11-18 08:59:53,690 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 08:59:53,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:59:53,723 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:59:53,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:59:53,723 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 08:59:53,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:59:53,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:59:53,898 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:59:53,898 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 08:59:53,898 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 08:59:53,901 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 08:59:53,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 08:59:53,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 08:59:53,911 INFO L87 Difference]: Start difference. First operand 123 states. Second operand 2 states. [2018-11-18 08:59:53,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:59:53,936 INFO L93 Difference]: Finished difference Result 220 states and 273 transitions. [2018-11-18 08:59:53,936 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 08:59:53,937 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-18 08:59:53,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:59:53,943 INFO L225 Difference]: With dead ends: 220 [2018-11-18 08:59:53,944 INFO L226 Difference]: Without dead ends: 110 [2018-11-18 08:59:53,946 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 08:59:53,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2018-11-18 08:59:53,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2018-11-18 08:59:53,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2018-11-18 08:59:53,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 128 transitions. [2018-11-18 08:59:53,986 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 128 transitions. Word has length 46 [2018-11-18 08:59:53,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:59:53,987 INFO L480 AbstractCegarLoop]: Abstraction has 110 states and 128 transitions. [2018-11-18 08:59:53,987 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 08:59:53,987 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 128 transitions. [2018-11-18 08:59:53,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 08:59:53,989 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:59:53,990 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:59:53,990 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:59:53,990 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:59:53,990 INFO L82 PathProgramCache]: Analyzing trace with hash -1603029272, now seen corresponding path program 1 times [2018-11-18 08:59:53,991 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 08:59:53,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:59:53,992 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:59:53,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:59:53,992 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 08:59:54,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:59:54,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:59:54,092 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:59:54,092 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 08:59:54,092 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 08:59:54,093 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 08:59:54,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 08:59:54,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 08:59:54,094 INFO L87 Difference]: Start difference. First operand 110 states and 128 transitions. Second operand 3 states. [2018-11-18 08:59:54,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:59:54,112 INFO L93 Difference]: Finished difference Result 161 states and 185 transitions. [2018-11-18 08:59:54,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 08:59:54,112 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-18 08:59:54,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:59:54,113 INFO L225 Difference]: With dead ends: 161 [2018-11-18 08:59:54,114 INFO L226 Difference]: Without dead ends: 100 [2018-11-18 08:59:54,114 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 08:59:54,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-11-18 08:59:54,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2018-11-18 08:59:54,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-11-18 08:59:54,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 115 transitions. [2018-11-18 08:59:54,123 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 115 transitions. Word has length 48 [2018-11-18 08:59:54,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:59:54,123 INFO L480 AbstractCegarLoop]: Abstraction has 100 states and 115 transitions. [2018-11-18 08:59:54,123 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 08:59:54,123 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 115 transitions. [2018-11-18 08:59:54,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 08:59:54,124 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:59:54,124 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] [2018-11-18 08:59:54,125 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:59:54,125 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:59:54,125 INFO L82 PathProgramCache]: Analyzing trace with hash 2000987035, now seen corresponding path program 1 times [2018-11-18 08:59:54,125 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 08:59:54,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:59:54,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:59:54,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:59:54,126 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 08:59:54,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:59:54,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:59:54,229 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:59:54,229 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 08:59:54,229 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 08:59:54,230 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 08:59:54,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 08:59:54,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 08:59:54,230 INFO L87 Difference]: Start difference. First operand 100 states and 115 transitions. Second operand 7 states. [2018-11-18 08:59:54,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:59:54,555 INFO L93 Difference]: Finished difference Result 303 states and 364 transitions. [2018-11-18 08:59:54,555 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 08:59:54,555 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-11-18 08:59:54,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:59:54,557 INFO L225 Difference]: With dead ends: 303 [2018-11-18 08:59:54,558 INFO L226 Difference]: Without dead ends: 227 [2018-11-18 08:59:54,558 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 08:59:54,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2018-11-18 08:59:54,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 219. [2018-11-18 08:59:54,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2018-11-18 08:59:54,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 263 transitions. [2018-11-18 08:59:54,578 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 263 transitions. Word has length 52 [2018-11-18 08:59:54,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:59:54,578 INFO L480 AbstractCegarLoop]: Abstraction has 219 states and 263 transitions. [2018-11-18 08:59:54,578 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 08:59:54,578 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 263 transitions. [2018-11-18 08:59:54,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 08:59:54,580 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:59:54,580 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:59:54,580 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:59:54,580 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:59:54,580 INFO L82 PathProgramCache]: Analyzing trace with hash 1424799544, now seen corresponding path program 1 times [2018-11-18 08:59:54,580 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 08:59:54,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:59:54,581 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:59:54,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:59:54,581 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 08:59:54,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:59:54,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:59:54,729 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:59:54,729 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 08:59:54,729 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 08:59:54,730 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 08:59:54,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 08:59:54,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 08:59:54,730 INFO L87 Difference]: Start difference. First operand 219 states and 263 transitions. Second operand 10 states. [2018-11-18 08:59:55,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:59:55,265 INFO L93 Difference]: Finished difference Result 756 states and 971 transitions. [2018-11-18 08:59:55,266 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 08:59:55,266 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 58 [2018-11-18 08:59:55,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:59:55,272 INFO L225 Difference]: With dead ends: 756 [2018-11-18 08:59:55,272 INFO L226 Difference]: Without dead ends: 561 [2018-11-18 08:59:55,274 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-18 08:59:55,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 561 states. [2018-11-18 08:59:55,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 561 to 549. [2018-11-18 08:59:55,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 549 states. [2018-11-18 08:59:55,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 679 transitions. [2018-11-18 08:59:55,317 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 679 transitions. Word has length 58 [2018-11-18 08:59:55,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:59:55,317 INFO L480 AbstractCegarLoop]: Abstraction has 549 states and 679 transitions. [2018-11-18 08:59:55,317 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 08:59:55,318 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 679 transitions. [2018-11-18 08:59:55,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 08:59:55,320 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:59:55,320 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:59:55,320 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:59:55,320 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:59:55,321 INFO L82 PathProgramCache]: Analyzing trace with hash -1242404770, now seen corresponding path program 1 times [2018-11-18 08:59:55,321 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 08:59:55,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:59:55,322 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:59:55,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:59:55,322 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 08:59:55,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:59:55,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:59:55,391 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:59:55,391 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 08:59:55,391 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 08:59:55,392 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 08:59:55,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 08:59:55,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 08:59:55,392 INFO L87 Difference]: Start difference. First operand 549 states and 679 transitions. Second operand 4 states. [2018-11-18 08:59:55,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:59:55,499 INFO L93 Difference]: Finished difference Result 930 states and 1186 transitions. [2018-11-18 08:59:55,500 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 08:59:55,500 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 62 [2018-11-18 08:59:55,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:59:55,502 INFO L225 Difference]: With dead ends: 930 [2018-11-18 08:59:55,502 INFO L226 Difference]: Without dead ends: 405 [2018-11-18 08:59:55,504 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 08:59:55,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 405 states. [2018-11-18 08:59:55,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 405 to 393. [2018-11-18 08:59:55,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 393 states. [2018-11-18 08:59:55,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 393 states and 455 transitions. [2018-11-18 08:59:55,527 INFO L78 Accepts]: Start accepts. Automaton has 393 states and 455 transitions. Word has length 62 [2018-11-18 08:59:55,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:59:55,527 INFO L480 AbstractCegarLoop]: Abstraction has 393 states and 455 transitions. [2018-11-18 08:59:55,528 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 08:59:55,528 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 455 transitions. [2018-11-18 08:59:55,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 08:59:55,529 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:59:55,529 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:59:55,530 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:59:55,530 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:59:55,530 INFO L82 PathProgramCache]: Analyzing trace with hash -1056704563, now seen corresponding path program 1 times [2018-11-18 08:59:55,530 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 08:59:55,531 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:59:55,531 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:59:55,531 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:59:55,531 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 08:59:55,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:59:55,626 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 08:59:55,627 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 08:59:55,627 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 08:59:55,627 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 91 with the following transitions: [2018-11-18 08:59:55,628 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [5], [8], [10], [13], [19], [21], [22], [26], [29], [42], [44], [45], [46], [47], [48], [77], [81], [87], [91], [95], [98], [103], [109], [111], [114], [116], [119], [130], [131], [132], [133], [148], [155], [158], [193], [199], [203], [204], [207], [208], [209], [210], [211], [213], [214], [215], [216], [217], [218], [219], [220], [221], [225], [237], [238], [241], [242], [243], [244], [251], [252], [257], [258], [259] [2018-11-18 08:59:55,674 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 08:59:55,674 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 08:59:56,122 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 08:59:56,124 INFO L272 AbstractInterpreter]: Visited 60 different actions 72 times. Merged at 7 different actions 7 times. Never widened. Performed 2884 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2884 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 133 variables. [2018-11-18 08:59:56,144 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:59:56,145 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 08:59:56,448 INFO L227 lantSequenceWeakener]: Weakened 80 states. On average, predicates are now at 97.7% of their original sizes. [2018-11-18 08:59:56,448 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 08:59:56,598 INFO L415 sIntCurrentIteration]: We unified 89 AI predicates to 89 [2018-11-18 08:59:56,598 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 08:59:56,599 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 08:59:56,599 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [7] total 24 [2018-11-18 08:59:56,599 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 08:59:56,600 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 08:59:56,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 08:59:56,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2018-11-18 08:59:56,600 INFO L87 Difference]: Start difference. First operand 393 states and 455 transitions. Second operand 19 states. [2018-11-18 08:59:59,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:59:59,242 INFO L93 Difference]: Finished difference Result 536 states and 630 transitions. [2018-11-18 08:59:59,242 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-18 08:59:59,242 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 90 [2018-11-18 08:59:59,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:59:59,243 INFO L225 Difference]: With dead ends: 536 [2018-11-18 08:59:59,243 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 08:59:59,244 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 100 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 223 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=158, Invalid=712, Unknown=0, NotChecked=0, Total=870 [2018-11-18 08:59:59,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 08:59:59,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 08:59:59,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 08:59:59,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 08:59:59,244 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 90 [2018-11-18 08:59:59,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:59:59,244 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 08:59:59,244 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 08:59:59,245 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 08:59:59,245 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 08:59:59,247 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 08:59:59,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:59:59,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:59:59,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:00:00,214 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 28 [2018-11-18 09:00:00,216 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 803 810) the Hoare annotation is: true [2018-11-18 09:00:00,216 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 803 810) no Hoare annotation was computed. [2018-11-18 09:00:00,216 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 803 810) no Hoare annotation was computed. [2018-11-18 09:00:00,216 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 770 794) no Hoare annotation was computed. [2018-11-18 09:00:00,217 INFO L421 ceAbstractionStarter]: At program point L789(line 789) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 2))))) [2018-11-18 09:00:00,217 INFO L425 ceAbstractionStarter]: For program point L789-1(lines 770 794) no Hoare annotation was computed. [2018-11-18 09:00:00,217 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 770 794) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 2))))) [2018-11-18 09:00:00,217 INFO L421 ceAbstractionStarter]: At program point L784(line 784) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 09:00:00,217 INFO L421 ceAbstractionStarter]: At program point L780(line 780) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 09:00:00,217 INFO L425 ceAbstractionStarter]: For program point L778(lines 778 786) no Hoare annotation was computed. [2018-11-18 09:00:00,217 INFO L421 ceAbstractionStarter]: At program point L776(line 776) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 09:00:00,217 INFO L425 ceAbstractionStarter]: For program point L776-1(line 776) no Hoare annotation was computed. [2018-11-18 09:00:00,217 INFO L425 ceAbstractionStarter]: For program point L774(lines 774 791) no Hoare annotation was computed. [2018-11-18 09:00:00,218 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-11-18 09:00:00,218 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-11-18 09:00:00,218 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 762 768) no Hoare annotation was computed. [2018-11-18 09:00:00,218 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 762 768) the Hoare annotation is: true [2018-11-18 09:00:00,218 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-11-18 09:00:00,218 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-11-18 09:00:00,218 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-11-18 09:00:00,218 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 666 731) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:00:00,218 INFO L421 ceAbstractionStarter]: At program point L698(line 698) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~waterLevel~0 1) .cse0 .cse1) (and (= ~waterLevel~0 2) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 09:00:00,218 INFO L425 ceAbstractionStarter]: For program point L696(lines 696 702) no Hoare annotation was computed. [2018-11-18 09:00:00,218 INFO L425 ceAbstractionStarter]: For program point L696-1(lines 696 702) no Hoare annotation was computed. [2018-11-18 09:00:00,218 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 666 731) no Hoare annotation was computed. [2018-11-18 09:00:00,219 INFO L421 ceAbstractionStarter]: At program point L721(lines 676 723) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~waterLevel~0 1) .cse0 .cse1) (and (= ~waterLevel~0 2) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 09:00:00,219 INFO L421 ceAbstractionStarter]: At program point L688(line 688) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (or (= ~waterLevel~0 1) (= ~waterLevel~0 2)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:00:00,219 INFO L425 ceAbstractionStarter]: For program point L686(lines 686 692) no Hoare annotation was computed. [2018-11-18 09:00:00,219 INFO L425 ceAbstractionStarter]: For program point L686-1(lines 686 692) no Hoare annotation was computed. [2018-11-18 09:00:00,219 INFO L425 ceAbstractionStarter]: For program point L678(lines 678 682) no Hoare annotation was computed. [2018-11-18 09:00:00,219 INFO L425 ceAbstractionStarter]: For program point L676-1(lines 676 723) no Hoare annotation was computed. [2018-11-18 09:00:00,219 INFO L421 ceAbstractionStarter]: At program point L724(lines 675 725) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:00:00,219 INFO L421 ceAbstractionStarter]: At program point L714(line 714) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~waterLevel~0 1) .cse0 .cse1) (and (= ~waterLevel~0 2) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 09:00:00,219 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 718) no Hoare annotation was computed. [2018-11-18 09:00:00,219 INFO L421 ceAbstractionStarter]: At program point L712-1(lines 706 719) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~waterLevel~0 1) .cse0 .cse1) (and (= ~waterLevel~0 2) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 09:00:00,219 INFO L425 ceAbstractionStarter]: For program point L677(lines 676 723) no Hoare annotation was computed. [2018-11-18 09:00:00,219 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 666 731) no Hoare annotation was computed. [2018-11-18 09:00:00,219 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 719) no Hoare annotation was computed. [2018-11-18 09:00:00,219 INFO L421 ceAbstractionStarter]: At program point L287(line 287) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (= ~waterLevel~0 1))) (or .cse0 (not (= ~waterLevel~0 2))))) [2018-11-18 09:00:00,219 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 273 297) the Hoare annotation is: true [2018-11-18 09:00:00,219 INFO L425 ceAbstractionStarter]: For program point L285(lines 285 291) no Hoare annotation was computed. [2018-11-18 09:00:00,219 INFO L421 ceAbstractionStarter]: At program point L283(line 283) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (= ~waterLevel~0 1))) (or .cse0 (not (= ~waterLevel~0 2))))) [2018-11-18 09:00:00,219 INFO L425 ceAbstractionStarter]: For program point L283-1(line 283) no Hoare annotation was computed. [2018-11-18 09:00:00,219 INFO L425 ceAbstractionStarter]: For program point L281(lines 281 294) no Hoare annotation was computed. [2018-11-18 09:00:00,220 INFO L425 ceAbstractionStarter]: For program point L281-1(lines 273 297) no Hoare annotation was computed. [2018-11-18 09:00:00,220 INFO L428 ceAbstractionStarter]: At program point L279(line 279) the Hoare annotation is: true [2018-11-18 09:00:00,220 INFO L425 ceAbstractionStarter]: For program point L279-1(line 279) no Hoare annotation was computed. [2018-11-18 09:00:00,220 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 273 297) no Hoare annotation was computed. [2018-11-18 09:00:00,220 INFO L421 ceAbstractionStarter]: At program point L161(line 161) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:00:00,220 INFO L421 ceAbstractionStarter]: At program point L161-1(line 161) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:00:00,220 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 155 177) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:00:00,220 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 155 177) no Hoare annotation was computed. [2018-11-18 09:00:00,220 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 155 177) no Hoare annotation was computed. [2018-11-18 09:00:00,220 INFO L421 ceAbstractionStarter]: At program point L167(line 167) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= main_~tmp~0 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:00:00,220 INFO L421 ceAbstractionStarter]: At program point L167-1(line 167) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= main_~tmp~0 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:00:00,220 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 172) no Hoare annotation was computed. [2018-11-18 09:00:00,220 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 165 172) no Hoare annotation was computed. [2018-11-18 09:00:00,220 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-18 09:00:00,220 INFO L421 ceAbstractionStarter]: At program point L162(line 162) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:00:00,220 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 867 881) no Hoare annotation was computed. [2018-11-18 09:00:00,220 INFO L421 ceAbstractionStarter]: At program point L873(line 873) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~waterLevel~0 2))) (or .cse0 (not (= ~waterLevel~0 1))))) [2018-11-18 09:00:00,220 INFO L425 ceAbstractionStarter]: For program point L871(lines 871 877) no Hoare annotation was computed. [2018-11-18 09:00:00,221 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 867 881) the Hoare annotation is: (let ((.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~systemActive~0)| 1))) (.cse0 (= ~systemActive~0 1)) (.cse4 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse5) (or (not (= |old(~systemActive~0)| 0)) .cse1 (= ~systemActive~0 0) .cse3) (or .cse1 .cse5 .cse3) (or (or .cse1 .cse2) .cse0 .cse4))) [2018-11-18 09:00:00,221 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 867 881) no Hoare annotation was computed. [2018-11-18 09:00:00,221 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 822 830) no Hoare annotation was computed. [2018-11-18 09:00:00,221 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 822 830) the Hoare annotation is: true [2018-11-18 09:00:00,221 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 822 830) no Hoare annotation was computed. [2018-11-18 09:00:00,221 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:00:00,221 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-18 09:00:00,221 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:00:00,221 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 262 270) the Hoare annotation is: true [2018-11-18 09:00:00,221 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 262 270) no Hoare annotation was computed. [2018-11-18 09:00:00,221 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 262 270) no Hoare annotation was computed. [2018-11-18 09:00:00,221 INFO L425 ceAbstractionStarter]: For program point L222-1(lines 218 229) no Hoare annotation was computed. [2018-11-18 09:00:00,221 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 218 229) the Hoare annotation is: true [2018-11-18 09:00:00,221 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 218 229) no Hoare annotation was computed. [2018-11-18 09:00:00,221 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 230 238) the Hoare annotation is: true [2018-11-18 09:00:00,221 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 230 238) no Hoare annotation was computed. [2018-11-18 09:00:00,221 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 230 238) no Hoare annotation was computed. [2018-11-18 09:00:00,221 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 738 761) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) .cse1)) (or .cse0 (not (= |old(~waterLevel~0)| 2)) (and (= ~waterLevel~0 2) .cse1)))) [2018-11-18 09:00:00,221 INFO L421 ceAbstractionStarter]: At program point L751(line 751) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (and (= ~waterLevel~0 1) .cse0 .cse1) .cse2 (not (= |old(~waterLevel~0)| 1))) (or .cse2 (and .cse0 (= ~waterLevel~0 2) .cse1) (not (= |old(~waterLevel~0)| 2))))) [2018-11-18 09:00:00,222 INFO L421 ceAbstractionStarter]: At program point L749(lines 749 755) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) .cse1)) (or .cse0 (not (= |old(~waterLevel~0)| 2)) (and (= ~waterLevel~0 2) .cse1)))) [2018-11-18 09:00:00,222 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 738 761) no Hoare annotation was computed. [2018-11-18 09:00:00,222 INFO L421 ceAbstractionStarter]: At program point L744(line 744) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1))) (or .cse0 (not (= |old(~waterLevel~0)| 2))))) [2018-11-18 09:00:00,222 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 738 761) no Hoare annotation was computed. [2018-11-18 09:00:00,222 INFO L425 ceAbstractionStarter]: For program point L742(lines 741 760) no Hoare annotation was computed. [2018-11-18 09:00:00,222 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 80 109) no Hoare annotation was computed. [2018-11-18 09:00:00,222 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-18 09:00:00,222 INFO L425 ceAbstractionStarter]: For program point L94(lines 94 98) no Hoare annotation was computed. [2018-11-18 09:00:00,222 INFO L428 ceAbstractionStarter]: At program point L94-1(lines 94 98) the Hoare annotation is: true [2018-11-18 09:00:00,222 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 80 109) the Hoare annotation is: true [2018-11-18 09:00:00,222 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 90 104) no Hoare annotation was computed. [2018-11-18 09:00:00,222 INFO L428 ceAbstractionStarter]: At program point L90-3(lines 90 104) the Hoare annotation is: true [2018-11-18 09:00:00,222 INFO L428 ceAbstractionStarter]: At program point L86(line 86) the Hoare annotation is: true [2018-11-18 09:00:00,222 INFO L425 ceAbstractionStarter]: For program point L86-1(line 86) no Hoare annotation was computed. [2018-11-18 09:00:00,222 INFO L428 ceAbstractionStarter]: At program point L105(lines 80 109) the Hoare annotation is: true [2018-11-18 09:00:00,222 INFO L425 ceAbstractionStarter]: For program point L101(line 101) no Hoare annotation was computed. [2018-11-18 09:00:00,222 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 194 205) the Hoare annotation is: true [2018-11-18 09:00:00,222 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 194 205) no Hoare annotation was computed. [2018-11-18 09:00:00,222 INFO L425 ceAbstractionStarter]: For program point L198-1(lines 194 205) no Hoare annotation was computed. [2018-11-18 09:00:00,222 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-11-18 09:00:00,223 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-11-18 09:00:00,223 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 137 143) no Hoare annotation was computed. [2018-11-18 09:00:00,223 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 137 143) the Hoare annotation is: true [2018-11-18 09:00:00,223 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:00:00,223 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-11-18 09:00:00,223 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 09:00:00,223 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:00:00,223 INFO L425 ceAbstractionStarter]: For program point L210-1(lines 206 217) no Hoare annotation was computed. [2018-11-18 09:00:00,223 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 206 217) no Hoare annotation was computed. [2018-11-18 09:00:00,223 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 206 217) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (= ~waterLevel~0 2) (not (= |old(~waterLevel~0)| 2))) (or .cse0 (not (= |old(~waterLevel~0)| 1)) (= ~waterLevel~0 1)))) [2018-11-18 09:00:00,223 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 183) no Hoare annotation was computed. [2018-11-18 09:00:00,223 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 179 186) no Hoare annotation was computed. [2018-11-18 09:00:00,223 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 179 186) the Hoare annotation is: true [2018-11-18 09:00:00,223 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 179 186) no Hoare annotation was computed. [2018-11-18 09:00:00,223 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 145 154) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:00:00,223 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 145 154) no Hoare annotation was computed. [2018-11-18 09:00:00,223 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 145 154) no Hoare annotation was computed. [2018-11-18 09:00:00,223 INFO L428 ceAbstractionStarter]: At program point L816(line 816) the Hoare annotation is: true [2018-11-18 09:00:00,223 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 811 821) the Hoare annotation is: true [2018-11-18 09:00:00,224 INFO L425 ceAbstractionStarter]: For program point L816-1(line 816) no Hoare annotation was computed. [2018-11-18 09:00:00,224 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 811 821) no Hoare annotation was computed. [2018-11-18 09:00:00,224 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 811 821) no Hoare annotation was computed. [2018-11-18 09:00:00,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 09:00:00 BoogieIcfgContainer [2018-11-18 09:00:00,231 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 09:00:00,232 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:00:00,232 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:00:00,232 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:00:00,232 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:59:53" (3/4) ... [2018-11-18 09:00:00,235 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 09:00:00,239 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 09:00:00,239 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 09:00:00,239 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 09:00:00,239 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 09:00:00,239 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 09:00:00,240 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 09:00:00,240 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-18 09:00:00,240 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 09:00:00,240 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-18 09:00:00,240 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 09:00:00,240 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 09:00:00,240 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 09:00:00,240 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 09:00:00,240 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 09:00:00,240 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 09:00:00,240 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 09:00:00,240 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 09:00:00,240 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 09:00:00,240 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 09:00:00,240 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 09:00:00,240 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 09:00:00,240 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 09:00:00,240 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 09:00:00,244 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2018-11-18 09:00:00,245 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 09:00:00,245 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 09:00:00,261 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || ((waterLevel == 1 && \old(pumpRunning) == pumpRunning) && splverifierCounter == 0)) || ((waterLevel == 2 && \old(pumpRunning) == pumpRunning) && splverifierCounter == 0)) || !(\old(waterLevel) == 1) [2018-11-18 09:00:00,261 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 09:00:00,290 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_816a66fa-e136-4f1f-b725-841a8b31b008/bin-2019/utaipan/witness.graphml [2018-11-18 09:00:00,290 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:00:00,291 INFO L168 Benchmark]: Toolchain (without parser) took 7549.26 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 541.1 MB). Free memory was 956.4 MB in the beginning and 1.5 GB in the end (delta: -501.7 MB). Peak memory consumption was 39.4 MB. Max. memory is 11.5 GB. [2018-11-18 09:00:00,291 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:00:00,292 INFO L168 Benchmark]: CACSL2BoogieTranslator took 341.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -191.3 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-18 09:00:00,292 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-18 09:00:00,292 INFO L168 Benchmark]: Boogie Preprocessor took 22.59 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:00:00,292 INFO L168 Benchmark]: RCFGBuilder took 471.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 51.9 MB). Peak memory consumption was 51.9 MB. Max. memory is 11.5 GB. [2018-11-18 09:00:00,293 INFO L168 Benchmark]: TraceAbstraction took 6631.76 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 383.3 MB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -386.3 MB). Peak memory consumption was 477.2 MB. Max. memory is 11.5 GB. [2018-11-18 09:00:00,293 INFO L168 Benchmark]: Witness Printer took 58.73 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-18 09:00:00,294 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 341.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -191.3 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.59 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 471.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 51.9 MB). Peak memory consumption was 51.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6631.76 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 383.3 MB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -386.3 MB). Peak memory consumption was 477.2 MB. Max. memory is 11.5 GB. * Witness Printer took 58.73 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 183]: 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: 675]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || ((waterLevel == 1 && \old(pumpRunning) == pumpRunning) && splverifierCounter == 0)) || ((waterLevel == 2 && \old(pumpRunning) == pumpRunning) && splverifierCounter == 0)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 24 procedures, 123 locations, 1 error locations. SAFE Result, 6.5s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 3.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 765 SDtfs, 997 SDslu, 2209 SDs, 0 SdLazy, 965 SolverSat, 326 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.7s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 152 GetRequests, 94 SyntacticMatches, 1 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 265 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=549occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.5s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9970687339261904 AbsIntWeakeningRatio, 1.0561797752808988 AbsIntAvgWeakeningVarsNumRemoved, 76.40449438202248 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 32 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 595 PreInvPairs, 642 NumberOfFragments, 816 HoareAnnotationTreeSize, 595 FomulaSimplifications, 2100 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 52 FomulaSimplificationsInter, 3838 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 356 NumberOfCodeBlocks, 356 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 350 ConstructedInterpolants, 0 QuantifiedInterpolants, 44977 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 21/24 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...