./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product18_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5fcf03b2-f8bd-493d-9c0c-2a2f4c35f00d/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5fcf03b2-f8bd-493d-9c0c-2a2f4c35f00d/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5fcf03b2-f8bd-493d-9c0c-2a2f4c35f00d/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5fcf03b2-f8bd-493d-9c0c-2a2f4c35f00d/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product18_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5fcf03b2-f8bd-493d-9c0c-2a2f4c35f00d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5fcf03b2-f8bd-493d-9c0c-2a2f4c35f00d/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 7139998cc0921a9b712bced77cbd2064338f38d5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 08:07:56,133 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 08:07:56,135 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 08:07:56,141 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 08:07:56,142 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 08:07:56,142 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 08:07:56,143 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 08:07:56,144 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 08:07:56,146 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 08:07:56,146 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 08:07:56,147 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 08:07:56,147 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 08:07:56,148 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 08:07:56,148 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 08:07:56,149 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 08:07:56,150 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 08:07:56,150 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 08:07:56,151 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 08:07:56,153 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 08:07:56,154 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 08:07:56,155 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 08:07:56,155 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 08:07:56,157 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 08:07:56,157 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 08:07:56,157 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 08:07:56,158 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 08:07:56,159 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 08:07:56,159 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 08:07:56,160 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 08:07:56,161 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 08:07:56,161 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 08:07:56,161 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 08:07:56,161 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 08:07:56,162 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 08:07:56,162 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 08:07:56,163 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 08:07:56,163 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5fcf03b2-f8bd-493d-9c0c-2a2f4c35f00d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 08:07:56,173 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 08:07:56,173 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 08:07:56,174 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 08:07:56,174 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 08:07:56,174 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 08:07:56,174 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 08:07:56,175 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 08:07:56,175 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 08:07:56,175 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 08:07:56,175 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 08:07:56,175 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 08:07:56,175 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 08:07:56,175 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 08:07:56,176 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 08:07:56,176 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 08:07:56,176 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 08:07:56,176 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 08:07:56,176 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 08:07:56,177 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 08:07:56,177 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 08:07:56,177 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 08:07:56,177 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 08:07:56,177 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 08:07:56,177 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 08:07:56,177 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 08:07:56,178 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 08:07:56,178 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 08:07:56,178 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 08:07:56,178 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 08:07:56,178 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 08:07:56,178 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 08:07:56,179 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 08:07:56,179 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 08:07:56,179 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 08:07:56,179 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 08:07:56,179 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 08:07:56,179 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 08:07:56,179 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_5fcf03b2-f8bd-493d-9c0c-2a2f4c35f00d/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 -> 7139998cc0921a9b712bced77cbd2064338f38d5 [2018-11-23 08:07:56,203 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 08:07:56,212 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 08:07:56,214 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 08:07:56,215 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 08:07:56,216 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 08:07:56,216 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5fcf03b2-f8bd-493d-9c0c-2a2f4c35f00d/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product18_true-unreach-call_false-termination.cil.c [2018-11-23 08:07:56,253 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5fcf03b2-f8bd-493d-9c0c-2a2f4c35f00d/bin-2019/utaipan/data/0a70a4609/46b3d55ee14b4dc9a3dd5a6d0629791d/FLAG248c2d47c [2018-11-23 08:07:56,620 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 08:07:56,621 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5fcf03b2-f8bd-493d-9c0c-2a2f4c35f00d/sv-benchmarks/c/product-lines/minepump_spec4_product18_true-unreach-call_false-termination.cil.c [2018-11-23 08:07:56,628 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5fcf03b2-f8bd-493d-9c0c-2a2f4c35f00d/bin-2019/utaipan/data/0a70a4609/46b3d55ee14b4dc9a3dd5a6d0629791d/FLAG248c2d47c [2018-11-23 08:07:57,011 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5fcf03b2-f8bd-493d-9c0c-2a2f4c35f00d/bin-2019/utaipan/data/0a70a4609/46b3d55ee14b4dc9a3dd5a6d0629791d [2018-11-23 08:07:57,013 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 08:07:57,014 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 08:07:57,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 08:07:57,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 08:07:57,017 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 08:07:57,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:07:57" (1/1) ... [2018-11-23 08:07:57,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@610f8d0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:57, skipping insertion in model container [2018-11-23 08:07:57,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:07:57" (1/1) ... [2018-11-23 08:07:57,025 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 08:07:57,049 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 08:07:57,234 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:07:57,243 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 08:07:57,342 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:07:57,364 INFO L195 MainTranslator]: Completed translation [2018-11-23 08:07:57,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:57 WrapperNode [2018-11-23 08:07:57,364 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 08:07:57,365 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 08:07:57,365 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 08:07:57,365 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 08:07:57,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:57" (1/1) ... [2018-11-23 08:07:57,379 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:57" (1/1) ... [2018-11-23 08:07:57,385 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 08:07:57,385 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 08:07:57,385 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 08:07:57,385 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 08:07:57,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:57" (1/1) ... [2018-11-23 08:07:57,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:57" (1/1) ... [2018-11-23 08:07:57,393 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:57" (1/1) ... [2018-11-23 08:07:57,393 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:57" (1/1) ... [2018-11-23 08:07:57,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:57" (1/1) ... [2018-11-23 08:07:57,407 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:57" (1/1) ... [2018-11-23 08:07:57,409 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:57" (1/1) ... [2018-11-23 08:07:57,412 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 08:07:57,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 08:07:57,412 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 08:07:57,412 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 08:07:57,413 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5fcf03b2-f8bd-493d-9c0c-2a2f4c35f00d/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 08:07:57,448 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 08:07:57,448 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 08:07:57,448 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-23 08:07:57,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-23 08:07:57,448 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 08:07:57,449 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 08:07:57,449 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-23 08:07:57,449 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-23 08:07:57,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 08:07:57,449 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 08:07:57,449 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 08:07:57,449 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 08:07:57,449 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 08:07:57,450 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 08:07:57,450 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 08:07:57,450 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 08:07:57,450 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 08:07:57,450 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-23 08:07:57,450 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-23 08:07:57,450 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-23 08:07:57,450 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-23 08:07:57,450 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 08:07:57,450 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 08:07:57,451 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 08:07:57,451 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 08:07:57,451 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 08:07:57,451 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 08:07:57,451 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-23 08:07:57,451 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-23 08:07:57,451 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 08:07:57,451 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 08:07:57,451 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 08:07:57,451 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 08:07:57,451 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 08:07:57,451 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 08:07:57,451 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 08:07:57,452 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 08:07:57,452 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 08:07:57,452 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 08:07:57,452 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 08:07:57,452 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 08:07:57,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 08:07:57,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 08:07:57,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 08:07:57,452 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 08:07:57,453 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 08:07:57,453 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 08:07:57,453 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 08:07:57,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 08:07:57,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 08:07:57,807 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 08:07:57,808 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 08:07:57,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:07:57 BoogieIcfgContainer [2018-11-23 08:07:57,808 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 08:07:57,809 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 08:07:57,809 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 08:07:57,811 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 08:07:57,811 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:07:57" (1/3) ... [2018-11-23 08:07:57,812 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@730c1e0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:07:57, skipping insertion in model container [2018-11-23 08:07:57,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:57" (2/3) ... [2018-11-23 08:07:57,812 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@730c1e0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:07:57, skipping insertion in model container [2018-11-23 08:07:57,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:07:57" (3/3) ... [2018-11-23 08:07:57,814 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product18_true-unreach-call_false-termination.cil.c [2018-11-23 08:07:57,820 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 08:07:57,826 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 08:07:57,835 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 08:07:57,859 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 08:07:57,859 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 08:07:57,859 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 08:07:57,859 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 08:07:57,859 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 08:07:57,859 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 08:07:57,859 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 08:07:57,860 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 08:07:57,874 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-11-23 08:07:57,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 08:07:57,880 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:07:57,881 INFO L402 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] [2018-11-23 08:07:57,883 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:07:57,886 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:07:57,887 INFO L82 PathProgramCache]: Analyzing trace with hash 593632274, now seen corresponding path program 1 times [2018-11-23 08:07:57,888 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:07:57,921 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:07:57,921 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:07:57,921 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:07:57,921 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:07:58,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:07:58,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:07:58,079 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:07:58,079 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 08:07:58,079 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:07:58,083 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 08:07:58,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 08:07:58,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 08:07:58,093 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 2 states. [2018-11-23 08:07:58,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:07:58,118 INFO L93 Difference]: Finished difference Result 216 states and 267 transitions. [2018-11-23 08:07:58,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 08:07:58,119 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-23 08:07:58,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:07:58,127 INFO L225 Difference]: With dead ends: 216 [2018-11-23 08:07:58,127 INFO L226 Difference]: Without dead ends: 108 [2018-11-23 08:07:58,131 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 08:07:58,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2018-11-23 08:07:58,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2018-11-23 08:07:58,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2018-11-23 08:07:58,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 125 transitions. [2018-11-23 08:07:58,166 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 125 transitions. Word has length 46 [2018-11-23 08:07:58,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:07:58,166 INFO L480 AbstractCegarLoop]: Abstraction has 108 states and 125 transitions. [2018-11-23 08:07:58,166 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 08:07:58,166 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 125 transitions. [2018-11-23 08:07:58,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 08:07:58,168 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:07:58,169 INFO L402 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] [2018-11-23 08:07:58,169 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:07:58,169 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:07:58,169 INFO L82 PathProgramCache]: Analyzing trace with hash -76082014, now seen corresponding path program 1 times [2018-11-23 08:07:58,169 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:07:58,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:07:58,170 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:07:58,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:07:58,171 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:07:58,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:07:58,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:07:58,271 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:07:58,271 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 08:07:58,271 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:07:58,272 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 08:07:58,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 08:07:58,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 08:07:58,273 INFO L87 Difference]: Start difference. First operand 108 states and 125 transitions. Second operand 3 states. [2018-11-23 08:07:58,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:07:58,288 INFO L93 Difference]: Finished difference Result 161 states and 185 transitions. [2018-11-23 08:07:58,288 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 08:07:58,289 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-11-23 08:07:58,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:07:58,290 INFO L225 Difference]: With dead ends: 161 [2018-11-23 08:07:58,290 INFO L226 Difference]: Without dead ends: 99 [2018-11-23 08:07:58,290 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 08:07:58,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2018-11-23 08:07:58,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2018-11-23 08:07:58,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2018-11-23 08:07:58,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 113 transitions. [2018-11-23 08:07:58,298 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 113 transitions. Word has length 47 [2018-11-23 08:07:58,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:07:58,298 INFO L480 AbstractCegarLoop]: Abstraction has 99 states and 113 transitions. [2018-11-23 08:07:58,298 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 08:07:58,298 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 113 transitions. [2018-11-23 08:07:58,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 08:07:58,299 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:07:58,299 INFO L402 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] [2018-11-23 08:07:58,299 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:07:58,299 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:07:58,300 INFO L82 PathProgramCache]: Analyzing trace with hash -405028804, now seen corresponding path program 1 times [2018-11-23 08:07:58,300 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:07:58,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:07:58,300 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:07:58,301 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:07:58,301 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:07:58,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:07:58,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:07:58,442 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:07:58,443 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 08:07:58,443 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:07:58,443 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 08:07:58,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 08:07:58,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 08:07:58,444 INFO L87 Difference]: Start difference. First operand 99 states and 113 transitions. Second operand 7 states. [2018-11-23 08:07:58,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:07:58,639 INFO L93 Difference]: Finished difference Result 174 states and 203 transitions. [2018-11-23 08:07:58,639 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 08:07:58,639 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-11-23 08:07:58,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:07:58,641 INFO L225 Difference]: With dead ends: 174 [2018-11-23 08:07:58,641 INFO L226 Difference]: Without dead ends: 99 [2018-11-23 08:07:58,641 INFO L631 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 [2018-11-23 08:07:58,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2018-11-23 08:07:58,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2018-11-23 08:07:58,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2018-11-23 08:07:58,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 112 transitions. [2018-11-23 08:07:58,651 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 112 transitions. Word has length 52 [2018-11-23 08:07:58,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:07:58,651 INFO L480 AbstractCegarLoop]: Abstraction has 99 states and 112 transitions. [2018-11-23 08:07:58,651 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 08:07:58,651 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 112 transitions. [2018-11-23 08:07:58,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 08:07:58,653 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:07:58,653 INFO L402 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] [2018-11-23 08:07:58,653 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:07:58,653 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:07:58,653 INFO L82 PathProgramCache]: Analyzing trace with hash -1637515993, now seen corresponding path program 1 times [2018-11-23 08:07:58,653 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:07:58,654 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:07:58,654 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:07:58,654 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:07:58,654 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:07:58,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:07:58,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:07:58,765 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:07:58,765 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-23 08:07:58,766 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:07:58,766 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 08:07:58,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 08:07:58,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-23 08:07:58,767 INFO L87 Difference]: Start difference. First operand 99 states and 112 transitions. Second operand 10 states. [2018-11-23 08:07:59,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:07:59,053 INFO L93 Difference]: Finished difference Result 304 states and 369 transitions. [2018-11-23 08:07:59,054 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-23 08:07:59,054 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 60 [2018-11-23 08:07:59,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:07:59,056 INFO L225 Difference]: With dead ends: 304 [2018-11-23 08:07:59,056 INFO L226 Difference]: Without dead ends: 229 [2018-11-23 08:07:59,057 INFO L631 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 [2018-11-23 08:07:59,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2018-11-23 08:07:59,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 225. [2018-11-23 08:07:59,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2018-11-23 08:07:59,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 264 transitions. [2018-11-23 08:07:59,085 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 264 transitions. Word has length 60 [2018-11-23 08:07:59,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:07:59,086 INFO L480 AbstractCegarLoop]: Abstraction has 225 states and 264 transitions. [2018-11-23 08:07:59,086 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 08:07:59,086 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 264 transitions. [2018-11-23 08:07:59,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 08:07:59,088 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:07:59,089 INFO L402 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] [2018-11-23 08:07:59,089 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:07:59,089 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:07:59,089 INFO L82 PathProgramCache]: Analyzing trace with hash -413880057, now seen corresponding path program 1 times [2018-11-23 08:07:59,089 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:07:59,090 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:07:59,090 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:07:59,090 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:07:59,091 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:07:59,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:07:59,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:07:59,142 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:07:59,143 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 08:07:59,143 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:07:59,143 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 08:07:59,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 08:07:59,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 08:07:59,144 INFO L87 Difference]: Start difference. First operand 225 states and 264 transitions. Second operand 3 states. [2018-11-23 08:07:59,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:07:59,162 INFO L93 Difference]: Finished difference Result 362 states and 433 transitions. [2018-11-23 08:07:59,163 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 08:07:59,163 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2018-11-23 08:07:59,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:07:59,164 INFO L225 Difference]: With dead ends: 362 [2018-11-23 08:07:59,164 INFO L226 Difference]: Without dead ends: 161 [2018-11-23 08:07:59,165 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 08:07:59,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2018-11-23 08:07:59,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2018-11-23 08:07:59,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2018-11-23 08:07:59,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 179 transitions. [2018-11-23 08:07:59,177 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 179 transitions. Word has length 68 [2018-11-23 08:07:59,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:07:59,177 INFO L480 AbstractCegarLoop]: Abstraction has 161 states and 179 transitions. [2018-11-23 08:07:59,177 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 08:07:59,177 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 179 transitions. [2018-11-23 08:07:59,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 08:07:59,178 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:07:59,179 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 08:07:59,179 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:07:59,179 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:07:59,179 INFO L82 PathProgramCache]: Analyzing trace with hash -1995005835, now seen corresponding path program 1 times [2018-11-23 08:07:59,179 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:07:59,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:07:59,180 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:07:59,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:07:59,180 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:07:59,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:07:59,270 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 08:07:59,270 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:07:59,270 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 08:07:59,271 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 101 with the following transitions: [2018-11-23 08:07:59,272 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [5], [8], [10], [13], [19], [21], [22], [26], [29], [37], [38], [50], [55], [70], [73], [74], [75], [84], [88], [92], [95], [100], [106], [108], [114], [117], [129], [130], [131], [132], [171], [175], [181], [189], [197], [201], [202], [205], [206], [207], [208], [209], [211], [212], [213], [214], [215], [216], [217], [218], [219], [223], [231], [232], [233], [234], [239], [240], [249], [250], [251], [252], [253], [254], [255] [2018-11-23 08:07:59,300 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 08:07:59,301 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 08:07:59,715 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 08:07:59,716 INFO L272 AbstractInterpreter]: Visited 61 different actions 69 times. Merged at 5 different actions 5 times. Never widened. Performed 2588 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2588 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 133 variables. [2018-11-23 08:07:59,733 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:07:59,734 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 08:08:00,023 INFO L227 lantSequenceWeakener]: Weakened 90 states. On average, predicates are now at 97.39% of their original sizes. [2018-11-23 08:08:00,023 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 08:08:00,105 INFO L415 sIntCurrentIteration]: We unified 99 AI predicates to 99 [2018-11-23 08:08:00,105 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 08:08:00,105 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 08:08:00,106 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [7] total 19 [2018-11-23 08:08:00,106 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:08:00,106 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-23 08:08:00,106 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-23 08:08:00,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2018-11-23 08:08:00,107 INFO L87 Difference]: Start difference. First operand 161 states and 179 transitions. Second operand 14 states. [2018-11-23 08:08:01,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:08:01,548 INFO L93 Difference]: Finished difference Result 205 states and 230 transitions. [2018-11-23 08:08:01,548 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 08:08:01,548 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 100 [2018-11-23 08:08:01,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:08:01,548 INFO L225 Difference]: With dead ends: 205 [2018-11-23 08:08:01,549 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 08:08:01,549 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 100 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2018-11-23 08:08:01,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 08:08:01,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 08:08:01,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 08:08:01,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 08:08:01,550 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 100 [2018-11-23 08:08:01,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:08:01,552 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 08:08:01,552 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-23 08:08:01,553 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 08:08:01,553 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 08:08:01,556 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 08:08:02,381 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 189 196) the Hoare annotation is: true [2018-11-23 08:08:02,381 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 189 196) no Hoare annotation was computed. [2018-11-23 08:08:02,382 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 189 196) no Hoare annotation was computed. [2018-11-23 08:08:02,382 INFO L448 ceAbstractionStarter]: For program point L162-1(line 162) no Hoare annotation was computed. [2018-11-23 08:08:02,382 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 177) no Hoare annotation was computed. [2018-11-23 08:08:02,382 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 156 180) no Hoare annotation was computed. [2018-11-23 08:08:02,382 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 156 180) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 2))) (or .cse1 .cse0 .cse2 (not (= ~waterLevel~0 1))))) [2018-11-23 08:08:02,382 INFO L444 ceAbstractionStarter]: At program point L175(line 175) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 2))) (or .cse1 .cse0 .cse2 (not (= ~waterLevel~0 1))))) [2018-11-23 08:08:02,382 INFO L448 ceAbstractionStarter]: For program point L175-1(lines 156 180) no Hoare annotation was computed. [2018-11-23 08:08:02,382 INFO L444 ceAbstractionStarter]: At program point L170(line 170) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-23 08:08:02,382 INFO L444 ceAbstractionStarter]: At program point L166(line 166) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-23 08:08:02,383 INFO L448 ceAbstractionStarter]: For program point L164(lines 164 172) no Hoare annotation was computed. [2018-11-23 08:08:02,383 INFO L444 ceAbstractionStarter]: At program point L162(line 162) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-23 08:08:02,383 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 426 432) the Hoare annotation is: true [2018-11-23 08:08:02,383 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 426 432) no Hoare annotation was computed. [2018-11-23 08:08:02,383 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 148 154) no Hoare annotation was computed. [2018-11-23 08:08:02,383 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 148 154) the Hoare annotation is: true [2018-11-23 08:08:02,383 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 433 441) no Hoare annotation was computed. [2018-11-23 08:08:02,383 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 433 441) the Hoare annotation is: true [2018-11-23 08:08:02,384 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 433 441) no Hoare annotation was computed. [2018-11-23 08:08:02,384 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 08:08:02,384 INFO L448 ceAbstractionStarter]: For program point L93(lines 93 97) no Hoare annotation was computed. [2018-11-23 08:08:02,384 INFO L444 ceAbstractionStarter]: At program point L93-2(lines 85 98) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-11-23 08:08:02,384 INFO L448 ceAbstractionStarter]: For program point L56(lines 55 102) no Hoare annotation was computed. [2018-11-23 08:08:02,384 INFO L444 ceAbstractionStarter]: At program point L87(line 87) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-11-23 08:08:02,384 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2018-11-23 08:08:02,384 INFO L448 ceAbstractionStarter]: For program point L85(lines 85 98) no Hoare annotation was computed. [2018-11-23 08:08:02,384 INFO L444 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-11-23 08:08:02,384 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2018-11-23 08:08:02,384 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2018-11-23 08:08:02,384 INFO L444 ceAbstractionStarter]: At program point L100(lines 55 102) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-11-23 08:08:02,385 INFO L444 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)))) [2018-11-23 08:08:02,385 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2018-11-23 08:08:02,385 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2018-11-23 08:08:02,385 INFO L448 ceAbstractionStarter]: For program point L57(lines 57 61) no Hoare annotation was computed. [2018-11-23 08:08:02,385 INFO L444 ceAbstractionStarter]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 08:08:02,385 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2018-11-23 08:08:02,385 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 382 406) the Hoare annotation is: true [2018-11-23 08:08:02,385 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 382 406) no Hoare annotation was computed. [2018-11-23 08:08:02,385 INFO L444 ceAbstractionStarter]: At program point L396(line 396) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-23 08:08:02,385 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 400) no Hoare annotation was computed. [2018-11-23 08:08:02,385 INFO L444 ceAbstractionStarter]: At program point L392(line 392) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-23 08:08:02,385 INFO L448 ceAbstractionStarter]: For program point L392-1(line 392) no Hoare annotation was computed. [2018-11-23 08:08:02,385 INFO L448 ceAbstractionStarter]: For program point L390(lines 390 403) no Hoare annotation was computed. [2018-11-23 08:08:02,385 INFO L448 ceAbstractionStarter]: For program point L390-1(lines 382 406) no Hoare annotation was computed. [2018-11-23 08:08:02,386 INFO L451 ceAbstractionStarter]: At program point L388(line 388) the Hoare annotation is: true [2018-11-23 08:08:02,386 INFO L448 ceAbstractionStarter]: For program point L388-1(line 388) no Hoare annotation was computed. [2018-11-23 08:08:02,386 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 356 378) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 08:08:02,386 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 356 378) no Hoare annotation was computed. [2018-11-23 08:08:02,386 INFO L444 ceAbstractionStarter]: At program point L368(line 368) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 08:08:02,386 INFO L444 ceAbstractionStarter]: At program point L368-1(line 368) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 08:08:02,386 INFO L448 ceAbstractionStarter]: For program point L366(lines 366 373) no Hoare annotation was computed. [2018-11-23 08:08:02,386 INFO L448 ceAbstractionStarter]: For program point L366-1(lines 366 373) no Hoare annotation was computed. [2018-11-23 08:08:02,386 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 356 378) no Hoare annotation was computed. [2018-11-23 08:08:02,386 INFO L448 ceAbstractionStarter]: For program point L364(line 364) no Hoare annotation was computed. [2018-11-23 08:08:02,386 INFO L444 ceAbstractionStarter]: At program point L363(line 363) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 08:08:02,386 INFO L444 ceAbstractionStarter]: At program point L362(line 362) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 08:08:02,386 INFO L444 ceAbstractionStarter]: At program point L362-1(line 362) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 08:08:02,386 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 208 216) no Hoare annotation was computed. [2018-11-23 08:08:02,386 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 208 216) the Hoare annotation is: true [2018-11-23 08:08:02,387 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 208 216) no Hoare annotation was computed. [2018-11-23 08:08:02,387 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 522 530) no Hoare annotation was computed. [2018-11-23 08:08:02,387 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 522 530) the Hoare annotation is: true [2018-11-23 08:08:02,387 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 522 530) no Hoare annotation was computed. [2018-11-23 08:08:02,387 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 08:08:02,387 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-23 08:08:02,387 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 08:08:02,387 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 253 271) the Hoare annotation is: true [2018-11-23 08:08:02,387 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 266) no Hoare annotation was computed. [2018-11-23 08:08:02,387 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 253 271) no Hoare annotation was computed. [2018-11-23 08:08:02,387 INFO L451 ceAbstractionStarter]: At program point L260(line 260) the Hoare annotation is: true [2018-11-23 08:08:02,387 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 266) no Hoare annotation was computed. [2018-11-23 08:08:02,387 INFO L448 ceAbstractionStarter]: For program point L260-1(line 260) no Hoare annotation was computed. [2018-11-23 08:08:02,387 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 253 271) no Hoare annotation was computed. [2018-11-23 08:08:02,387 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 513 521) the Hoare annotation is: true [2018-11-23 08:08:02,387 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 513 521) no Hoare annotation was computed. [2018-11-23 08:08:02,388 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 513 521) no Hoare annotation was computed. [2018-11-23 08:08:02,388 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 469 480) the Hoare annotation is: true [2018-11-23 08:08:02,388 INFO L448 ceAbstractionStarter]: For program point L473-1(lines 469 480) no Hoare annotation was computed. [2018-11-23 08:08:02,388 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 469 480) no Hoare annotation was computed. [2018-11-23 08:08:02,388 INFO L451 ceAbstractionStarter]: At program point L288(line 288) the Hoare annotation is: true [2018-11-23 08:08:02,388 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 282 311) no Hoare annotation was computed. [2018-11-23 08:08:02,388 INFO L448 ceAbstractionStarter]: For program point L288-1(line 288) no Hoare annotation was computed. [2018-11-23 08:08:02,388 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 282 311) the Hoare annotation is: true [2018-11-23 08:08:02,388 INFO L451 ceAbstractionStarter]: At program point L307(lines 282 311) the Hoare annotation is: true [2018-11-23 08:08:02,388 INFO L448 ceAbstractionStarter]: For program point L303(line 303) no Hoare annotation was computed. [2018-11-23 08:08:02,388 INFO L448 ceAbstractionStarter]: For program point L296(lines 296 300) no Hoare annotation was computed. [2018-11-23 08:08:02,388 INFO L451 ceAbstractionStarter]: At program point L296-1(lines 296 300) the Hoare annotation is: true [2018-11-23 08:08:02,388 INFO L448 ceAbstractionStarter]: For program point L293(line 293) no Hoare annotation was computed. [2018-11-23 08:08:02,388 INFO L451 ceAbstractionStarter]: At program point L292-2(lines 292 306) the Hoare annotation is: true [2018-11-23 08:08:02,388 INFO L448 ceAbstractionStarter]: For program point L128(lines 127 146) no Hoare annotation was computed. [2018-11-23 08:08:02,389 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 124 147) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and (= ~waterLevel~0 2) .cse1) .cse2 (not (= |old(~waterLevel~0)| 2))) (or (and (= ~waterLevel~0 1) .cse1) .cse0 .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-23 08:08:02,389 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 124 147) no Hoare annotation was computed. [2018-11-23 08:08:02,389 INFO L444 ceAbstractionStarter]: At program point L137(line 137) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and (= ~waterLevel~0 2) .cse1) .cse2 (not (= |old(~waterLevel~0)| 2))) (or (and (= ~waterLevel~0 1) .cse1) .cse0 .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-23 08:08:02,389 INFO L444 ceAbstractionStarter]: At program point L135(lines 135 141) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and (= ~waterLevel~0 2) .cse1) .cse2 (not (= |old(~waterLevel~0)| 2))) (or (and (= ~waterLevel~0 1) .cse1) .cse0 .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-23 08:08:02,389 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 124 147) no Hoare annotation was computed. [2018-11-23 08:08:02,389 INFO L444 ceAbstractionStarter]: At program point L130(line 130) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 2))) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2018-11-23 08:08:02,389 INFO L448 ceAbstractionStarter]: For program point L449-1(lines 445 456) no Hoare annotation was computed. [2018-11-23 08:08:02,389 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 445 456) the Hoare annotation is: true [2018-11-23 08:08:02,389 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 445 456) no Hoare annotation was computed. [2018-11-23 08:08:02,389 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 419 425) no Hoare annotation was computed. [2018-11-23 08:08:02,389 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 419 425) the Hoare annotation is: true [2018-11-23 08:08:02,389 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 336 342) no Hoare annotation was computed. [2018-11-23 08:08:02,389 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 336 342) the Hoare annotation is: true [2018-11-23 08:08:02,389 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 08:08:02,389 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-11-23 08:08:02,390 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 08:08:02,390 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 08:08:02,390 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 272 279) no Hoare annotation was computed. [2018-11-23 08:08:02,390 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 272 279) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~systemActive~0 1)) (.cse2 (not (= |old(~systemActive~0)| 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse1 .cse0 .cse2 (not (= ~waterLevel~0 2))))) [2018-11-23 08:08:02,390 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 272 279) no Hoare annotation was computed. [2018-11-23 08:08:02,390 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 457 468) no Hoare annotation was computed. [2018-11-23 08:08:02,390 INFO L448 ceAbstractionStarter]: For program point L461-1(lines 457 468) no Hoare annotation was computed. [2018-11-23 08:08:02,390 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 457 468) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (= ~waterLevel~0 1) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (= ~waterLevel~0 2) .cse0 .cse1 (not (= |old(~waterLevel~0)| 2))))) [2018-11-23 08:08:02,390 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 536) no Hoare annotation was computed. [2018-11-23 08:08:02,390 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 532 539) no Hoare annotation was computed. [2018-11-23 08:08:02,390 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 532 539) the Hoare annotation is: true [2018-11-23 08:08:02,390 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 532 539) no Hoare annotation was computed. [2018-11-23 08:08:02,390 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 343 352) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 08:08:02,391 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 343 352) no Hoare annotation was computed. [2018-11-23 08:08:02,391 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 343 352) no Hoare annotation was computed. [2018-11-23 08:08:02,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:08:02 BoogieIcfgContainer [2018-11-23 08:08:02,401 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 08:08:02,402 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 08:08:02,402 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 08:08:02,402 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 08:08:02,402 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:07:57" (3/4) ... [2018-11-23 08:08:02,409 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 08:08:02,420 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 08:08:02,420 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 08:08:02,420 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 08:08:02,420 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 08:08:02,420 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 08:08:02,420 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 08:08:02,420 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-23 08:08:02,420 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 08:08:02,420 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-23 08:08:02,421 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 08:08:02,421 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 08:08:02,421 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-23 08:08:02,421 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-23 08:08:02,421 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 08:08:02,421 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 08:08:02,421 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 08:08:02,421 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 08:08:02,421 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 08:08:02,421 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 08:08:02,422 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-23 08:08:02,422 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 08:08:02,422 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 08:08:02,422 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 08:08:02,429 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 44 nodes and edges [2018-11-23 08:08:02,429 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 08:08:02,430 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 08:08:02,430 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 08:08:02,430 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 08:08:02,430 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 08:08:02,430 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 08:08:02,451 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel == 2 && pumpRunning == 0) && systemActive == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || (((waterLevel == 1 && pumpRunning == 0) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-23 08:08:02,451 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-23 08:08:02,487 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5fcf03b2-f8bd-493d-9c0c-2a2f4c35f00d/bin-2019/utaipan/witness.graphml [2018-11-23 08:08:02,487 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 08:08:02,488 INFO L168 Benchmark]: Toolchain (without parser) took 5474.24 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 337.1 MB). Free memory was 955.4 MB in the beginning and 946.8 MB in the end (delta: 8.5 MB). Peak memory consumption was 345.7 MB. Max. memory is 11.5 GB. [2018-11-23 08:08:02,489 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. [2018-11-23 08:08:02,489 INFO L168 Benchmark]: CACSL2BoogieTranslator took 349.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -169.8 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-11-23 08:08:02,489 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.21 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. [2018-11-23 08:08:02,490 INFO L168 Benchmark]: Boogie Preprocessor took 26.78 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-23 08:08:02,490 INFO L168 Benchmark]: RCFGBuilder took 396.27 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: 44.2 MB). Peak memory consumption was 44.2 MB. Max. memory is 11.5 GB. [2018-11-23 08:08:02,490 INFO L168 Benchmark]: TraceAbstraction took 4592.48 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 192.9 MB). Free memory was 1.1 GB in the beginning and 954.4 MB in the end (delta: 123.2 MB). Peak memory consumption was 316.2 MB. Max. memory is 11.5 GB. [2018-11-23 08:08:02,491 INFO L168 Benchmark]: Witness Printer took 85.61 ms. Allocated memory is still 1.4 GB. Free memory was 954.4 MB in the beginning and 946.8 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. [2018-11-23 08:08:02,492 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 349.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -169.8 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.21 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.78 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 396.27 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: 44.2 MB). Peak memory consumption was 44.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4592.48 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 192.9 MB). Free memory was 1.1 GB in the beginning and 954.4 MB in the end (delta: 123.2 MB). Peak memory consumption was 316.2 MB. Max. memory is 11.5 GB. * Witness Printer took 85.61 ms. Allocated memory is still 1.4 GB. Free memory was 954.4 MB in the beginning and 946.8 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 536]: 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: 292]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: ((((((waterLevel == 2 && pumpRunning == 0) && systemActive == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || (((waterLevel == 1 && pumpRunning == 0) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 24 procedures, 121 locations, 1 error locations. SAFE Result, 4.5s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 2.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 668 SDtfs, 509 SDslu, 1461 SDs, 0 SdLazy, 561 SolverSat, 125 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 148 GetRequests, 107 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=225occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.4s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9971984549835156 AbsIntWeakeningRatio, 0.9696969696969697 AbsIntAvgWeakeningVarsNumRemoved, 89.44444444444444 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 290 PreInvPairs, 305 NumberOfFragments, 848 HoareAnnotationTreeSize, 290 FomulaSimplifications, 166 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 663 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 373 NumberOfCodeBlocks, 373 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 367 ConstructedInterpolants, 0 QuantifiedInterpolants, 49717 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 28/32 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...