./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product06_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_411db5ec-b968-4534-b263-67931f80c708/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_411db5ec-b968-4534-b263-67931f80c708/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_411db5ec-b968-4534-b263-67931f80c708/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_411db5ec-b968-4534-b263-67931f80c708/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product06_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_411db5ec-b968-4534-b263-67931f80c708/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_411db5ec-b968-4534-b263-67931f80c708/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 b261f373c94d4201e773fd055c7f1efffffc1032 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:39:38,417 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:39:38,418 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:39:38,425 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:39:38,426 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:39:38,426 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:39:38,427 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:39:38,429 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:39:38,430 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:39:38,431 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:39:38,432 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:39:38,432 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:39:38,433 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:39:38,433 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:39:38,434 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:39:38,435 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:39:38,436 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:39:38,437 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:39:38,439 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:39:38,440 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:39:38,441 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:39:38,442 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:39:38,444 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:39:38,445 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:39:38,445 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:39:38,446 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:39:38,447 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:39:38,447 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:39:38,448 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:39:38,449 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:39:38,449 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:39:38,450 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:39:38,450 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:39:38,450 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:39:38,451 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:39:38,452 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:39:38,452 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_411db5ec-b968-4534-b263-67931f80c708/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 09:39:38,464 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:39:38,464 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:39:38,465 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:39:38,465 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 09:39:38,465 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 09:39:38,465 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 09:39:38,465 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 09:39:38,466 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 09:39:38,466 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 09:39:38,466 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 09:39:38,466 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 09:39:38,466 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 09:39:38,467 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 09:39:38,467 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:39:38,467 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:39:38,468 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:39:38,468 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:39:38,468 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:39:38,468 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:39:38,468 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:39:38,469 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:39:38,469 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:39:38,469 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:39:38,469 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:39:38,469 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:39:38,470 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:39:38,470 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 09:39:38,470 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:39:38,470 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 09:39:38,470 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 09:39:38,470 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:39:38,471 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:39:38,471 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:39:38,471 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 09:39:38,471 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:39:38,471 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 09:39:38,472 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 09:39:38,472 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_411db5ec-b968-4534-b263-67931f80c708/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 -> b261f373c94d4201e773fd055c7f1efffffc1032 [2018-11-18 09:39:38,500 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:39:38,511 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:39:38,513 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:39:38,514 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:39:38,514 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:39:38,515 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_411db5ec-b968-4534-b263-67931f80c708/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product06_true-unreach-call_false-termination.cil.c [2018-11-18 09:39:38,558 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_411db5ec-b968-4534-b263-67931f80c708/bin-2019/utaipan/data/7db1b3d20/9b81f3e51fb34762ab2d92898985942e/FLAGd7d63e857 [2018-11-18 09:39:38,911 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:39:38,912 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_411db5ec-b968-4534-b263-67931f80c708/sv-benchmarks/c/product-lines/minepump_spec4_product06_true-unreach-call_false-termination.cil.c [2018-11-18 09:39:38,920 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_411db5ec-b968-4534-b263-67931f80c708/bin-2019/utaipan/data/7db1b3d20/9b81f3e51fb34762ab2d92898985942e/FLAGd7d63e857 [2018-11-18 09:39:38,930 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_411db5ec-b968-4534-b263-67931f80c708/bin-2019/utaipan/data/7db1b3d20/9b81f3e51fb34762ab2d92898985942e [2018-11-18 09:39:38,933 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:39:38,934 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:39:38,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:39:38,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:39:38,937 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:39:38,937 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:39:38" (1/1) ... [2018-11-18 09:39:38,939 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ae989df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:39:38, skipping insertion in model container [2018-11-18 09:39:38,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:39:38" (1/1) ... [2018-11-18 09:39:38,948 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:39:38,985 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:39:39,214 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:39:39,224 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:39:39,339 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:39:39,359 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:39:39,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:39:39 WrapperNode [2018-11-18 09:39:39,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:39:39,360 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:39:39,361 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:39:39,361 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:39:39,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:39:39" (1/1) ... [2018-11-18 09:39:39,383 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:39:39" (1/1) ... [2018-11-18 09:39:39,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:39:39,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:39:39,391 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:39:39,392 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:39:39,401 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:39:39" (1/1) ... [2018-11-18 09:39:39,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:39:39" (1/1) ... [2018-11-18 09:39:39,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:39:39" (1/1) ... [2018-11-18 09:39:39,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:39:39" (1/1) ... [2018-11-18 09:39:39,415 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:39:39" (1/1) ... [2018-11-18 09:39:39,421 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:39:39" (1/1) ... [2018-11-18 09:39:39,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:39:39" (1/1) ... [2018-11-18 09:39:39,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:39:39,426 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:39:39,426 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:39:39,427 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:39:39,427 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:39:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_411db5ec-b968-4534-b263-67931f80c708/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 09:39:39,464 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 09:39:39,464 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 09:39:39,464 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 09:39:39,464 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 09:39:39,465 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-18 09:39:39,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-18 09:39:39,465 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 09:39:39,465 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 09:39:39,465 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 09:39:39,465 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 09:39:39,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 09:39:39,465 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 09:39:39,465 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 09:39:39,466 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 09:39:39,466 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 09:39:39,466 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 09:39:39,466 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 09:39:39,466 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 09:39:39,466 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 09:39:39,466 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 09:39:39,466 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 09:39:39,466 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 09:39:39,467 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 09:39:39,467 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 09:39:39,467 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 09:39:39,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 09:39:39,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 09:39:39,467 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 09:39:39,467 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 09:39:39,467 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 09:39:39,467 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 09:39:39,467 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 09:39:39,468 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 09:39:39,468 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 09:39:39,468 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 09:39:39,468 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 09:39:39,468 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 09:39:39,468 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 09:39:39,468 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 09:39:39,468 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 09:39:39,468 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 09:39:39,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:39:39,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:39:39,469 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 09:39:39,469 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 09:39:39,469 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 09:39:39,469 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 09:39:39,469 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 09:39:39,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 09:39:39,852 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:39:39,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:39:39 BoogieIcfgContainer [2018-11-18 09:39:39,853 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:39:39,853 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 09:39:39,853 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 09:39:39,856 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 09:39:39,856 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:39:38" (1/3) ... [2018-11-18 09:39:39,857 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f039446 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:39:39, skipping insertion in model container [2018-11-18 09:39:39,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:39:39" (2/3) ... [2018-11-18 09:39:39,857 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f039446 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:39:39, skipping insertion in model container [2018-11-18 09:39:39,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:39:39" (3/3) ... [2018-11-18 09:39:39,859 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product06_true-unreach-call_false-termination.cil.c [2018-11-18 09:39:39,865 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 09:39:39,870 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 09:39:39,880 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 09:39:39,903 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 09:39:39,903 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 09:39:39,904 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 09:39:39,904 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 09:39:39,904 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 09:39:39,904 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 09:39:39,904 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 09:39:39,904 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 09:39:39,918 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-11-18 09:39:39,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 09:39:39,924 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:39:39,925 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 09:39:39,927 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:39:39,932 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:39:39,932 INFO L82 PathProgramCache]: Analyzing trace with hash 1662700346, now seen corresponding path program 1 times [2018-11-18 09:39:39,934 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:39:39,964 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:39,965 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:39:39,965 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:39,965 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:39:40,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:39:40,125 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 09:39:40,127 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:39:40,127 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 09:39:40,127 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:39:40,131 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 09:39:40,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 09:39:40,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 09:39:40,140 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 2 states. [2018-11-18 09:39:40,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:39:40,166 INFO L93 Difference]: Finished difference Result 216 states and 265 transitions. [2018-11-18 09:39:40,166 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 09:39:40,167 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-18 09:39:40,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:39:40,174 INFO L225 Difference]: With dead ends: 216 [2018-11-18 09:39:40,174 INFO L226 Difference]: Without dead ends: 108 [2018-11-18 09:39:40,177 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 09:39:40,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2018-11-18 09:39:40,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2018-11-18 09:39:40,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2018-11-18 09:39:40,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 124 transitions. [2018-11-18 09:39:40,210 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 124 transitions. Word has length 46 [2018-11-18 09:39:40,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:39:40,211 INFO L480 AbstractCegarLoop]: Abstraction has 108 states and 124 transitions. [2018-11-18 09:39:40,211 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 09:39:40,211 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 124 transitions. [2018-11-18 09:39:40,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 09:39:40,213 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:39:40,213 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 09:39:40,214 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:39:40,214 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:39:40,214 INFO L82 PathProgramCache]: Analyzing trace with hash 1315060161, now seen corresponding path program 1 times [2018-11-18 09:39:40,214 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:39:40,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:40,215 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:39:40,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:40,215 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:39:40,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:39:40,299 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 09:39:40,299 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:39:40,299 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 09:39:40,299 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:39:40,301 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:39:40,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:39:40,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:39:40,301 INFO L87 Difference]: Start difference. First operand 108 states and 124 transitions. Second operand 3 states. [2018-11-18 09:39:40,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:39:40,318 INFO L93 Difference]: Finished difference Result 159 states and 181 transitions. [2018-11-18 09:39:40,319 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:39:40,319 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-18 09:39:40,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:39:40,320 INFO L225 Difference]: With dead ends: 159 [2018-11-18 09:39:40,320 INFO L226 Difference]: Without dead ends: 98 [2018-11-18 09:39:40,321 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 09:39:40,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-11-18 09:39:40,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2018-11-18 09:39:40,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-11-18 09:39:40,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 111 transitions. [2018-11-18 09:39:40,331 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 111 transitions. Word has length 48 [2018-11-18 09:39:40,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:39:40,331 INFO L480 AbstractCegarLoop]: Abstraction has 98 states and 111 transitions. [2018-11-18 09:39:40,331 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:39:40,331 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 111 transitions. [2018-11-18 09:39:40,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 09:39:40,332 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:39:40,332 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:39:40,333 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:39:40,333 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:39:40,333 INFO L82 PathProgramCache]: Analyzing trace with hash -1996156256, now seen corresponding path program 1 times [2018-11-18 09:39:40,333 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:39:40,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:40,334 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:39:40,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:40,334 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:39:40,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:39:40,439 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 09:39:40,440 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:39:40,440 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 09:39:40,440 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:39:40,440 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 09:39:40,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 09:39:40,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 09:39:40,441 INFO L87 Difference]: Start difference. First operand 98 states and 111 transitions. Second operand 7 states. [2018-11-18 09:39:40,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:39:40,671 INFO L93 Difference]: Finished difference Result 172 states and 199 transitions. [2018-11-18 09:39:40,672 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 09:39:40,672 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-11-18 09:39:40,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:39:40,673 INFO L225 Difference]: With dead ends: 172 [2018-11-18 09:39:40,673 INFO L226 Difference]: Without dead ends: 98 [2018-11-18 09:39:40,674 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 09:39:40,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-11-18 09:39:40,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2018-11-18 09:39:40,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-11-18 09:39:40,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 110 transitions. [2018-11-18 09:39:40,687 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 110 transitions. Word has length 53 [2018-11-18 09:39:40,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:39:40,688 INFO L480 AbstractCegarLoop]: Abstraction has 98 states and 110 transitions. [2018-11-18 09:39:40,688 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 09:39:40,688 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 110 transitions. [2018-11-18 09:39:40,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 09:39:40,689 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:39:40,689 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] [2018-11-18 09:39:40,692 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:39:40,692 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:39:40,692 INFO L82 PathProgramCache]: Analyzing trace with hash 1641489871, now seen corresponding path program 1 times [2018-11-18 09:39:40,692 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:39:40,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:40,693 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:39:40,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:40,694 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:39:40,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:39:40,862 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 09:39:40,862 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:39:40,863 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 09:39:40,863 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:39:40,863 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 09:39:40,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 09:39:40,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 09:39:40,864 INFO L87 Difference]: Start difference. First operand 98 states and 110 transitions. Second operand 10 states. [2018-11-18 09:39:41,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:39:41,361 INFO L93 Difference]: Finished difference Result 300 states and 361 transitions. [2018-11-18 09:39:41,361 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 09:39:41,361 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 61 [2018-11-18 09:39:41,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:39:41,364 INFO L225 Difference]: With dead ends: 300 [2018-11-18 09:39:41,364 INFO L226 Difference]: Without dead ends: 226 [2018-11-18 09:39:41,364 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-18 09:39:41,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2018-11-18 09:39:41,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 222. [2018-11-18 09:39:41,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2018-11-18 09:39:41,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 258 transitions. [2018-11-18 09:39:41,384 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 258 transitions. Word has length 61 [2018-11-18 09:39:41,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:39:41,385 INFO L480 AbstractCegarLoop]: Abstraction has 222 states and 258 transitions. [2018-11-18 09:39:41,385 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 09:39:41,385 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 258 transitions. [2018-11-18 09:39:41,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-18 09:39:41,388 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:39:41,389 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:39:41,389 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:39:41,389 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:39:41,389 INFO L82 PathProgramCache]: Analyzing trace with hash -1045803089, now seen corresponding path program 1 times [2018-11-18 09:39:41,389 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:39:41,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:41,390 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:39:41,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:41,390 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:39:41,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:39:41,451 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 09:39:41,451 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:39:41,451 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 09:39:41,451 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:39:41,452 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:39:41,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:39:41,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:39:41,452 INFO L87 Difference]: Start difference. First operand 222 states and 258 transitions. Second operand 3 states. [2018-11-18 09:39:41,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:39:41,468 INFO L93 Difference]: Finished difference Result 362 states and 430 transitions. [2018-11-18 09:39:41,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:39:41,469 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 69 [2018-11-18 09:39:41,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:39:41,471 INFO L225 Difference]: With dead ends: 362 [2018-11-18 09:39:41,472 INFO L226 Difference]: Without dead ends: 164 [2018-11-18 09:39:41,473 INFO L604 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 [2018-11-18 09:39:41,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2018-11-18 09:39:41,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2018-11-18 09:39:41,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2018-11-18 09:39:41,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 182 transitions. [2018-11-18 09:39:41,498 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 182 transitions. Word has length 69 [2018-11-18 09:39:41,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:39:41,499 INFO L480 AbstractCegarLoop]: Abstraction has 164 states and 182 transitions. [2018-11-18 09:39:41,499 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:39:41,499 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 182 transitions. [2018-11-18 09:39:41,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 09:39:41,500 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:39:41,500 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, 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] [2018-11-18 09:39:41,501 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:39:41,501 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:39:41,501 INFO L82 PathProgramCache]: Analyzing trace with hash 953262571, now seen corresponding path program 1 times [2018-11-18 09:39:41,501 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:39:41,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:41,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:39:41,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:39:41,502 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:39:41,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:39:41,615 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 09:39:41,615 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:39:41,615 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:39:41,616 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 103 with the following transitions: [2018-11-18 09:39:41,617 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [5], [8], [10], [13], [19], [21], [22], [26], [29], [37], [38], [39], [48], [63], [66], [67], [68], [72], [78], [82], [86], [89], [94], [100], [102], [108], [113], [121], [122], [123], [124], [139], [143], [149], [184], [192], [196], [197], [200], [201], [202], [203], [204], [206], [207], [208], [209], [210], [211], [212], [213], [214], [216], [226], [227], [228], [229], [234], [235], [240], [241], [242], [243], [248], [249], [250] [2018-11-18 09:39:41,646 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:39:41,646 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:39:42,086 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 09:39:42,088 INFO L272 AbstractInterpreter]: Visited 68 different actions 77 times. Merged at 6 different actions 6 times. Never widened. Performed 2638 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2638 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 09:39:42,093 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:39:42,094 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 09:39:42,456 INFO L227 lantSequenceWeakener]: Weakened 98 states. On average, predicates are now at 97.52% of their original sizes. [2018-11-18 09:39:42,456 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 09:39:42,534 INFO L415 sIntCurrentIteration]: We unified 101 AI predicates to 101 [2018-11-18 09:39:42,534 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 09:39:42,534 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 09:39:42,535 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [7] total 20 [2018-11-18 09:39:42,535 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:39:42,535 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-18 09:39:42,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-18 09:39:42,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2018-11-18 09:39:42,536 INFO L87 Difference]: Start difference. First operand 164 states and 182 transitions. Second operand 15 states. [2018-11-18 09:39:43,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:39:43,783 INFO L93 Difference]: Finished difference Result 209 states and 234 transitions. [2018-11-18 09:39:43,783 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 09:39:43,783 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 102 [2018-11-18 09:39:43,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:39:43,784 INFO L225 Difference]: With dead ends: 209 [2018-11-18 09:39:43,784 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 09:39:43,784 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 102 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2018-11-18 09:39:43,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 09:39:43,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 09:39:43,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 09:39:43,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 09:39:43,785 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 102 [2018-11-18 09:39:43,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:39:43,785 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 09:39:43,785 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-18 09:39:43,785 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 09:39:43,785 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 09:39:43,789 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 09:39:44,576 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 327 334) the Hoare annotation is: true [2018-11-18 09:39:44,576 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 327 334) no Hoare annotation was computed. [2018-11-18 09:39:44,576 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 327 334) no Hoare annotation was computed. [2018-11-18 09:39:44,576 INFO L421 ceAbstractionStarter]: At program point L313(line 313) 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))))) [2018-11-18 09:39:44,576 INFO L425 ceAbstractionStarter]: For program point L313-1(lines 294 318) no Hoare annotation was computed. [2018-11-18 09:39:44,576 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 294 318) no Hoare annotation was computed. [2018-11-18 09:39:44,576 INFO L421 ceAbstractionStarter]: At program point L308(line 308) 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))))) [2018-11-18 09:39:44,576 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 294 318) 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))))) [2018-11-18 09:39:44,577 INFO L421 ceAbstractionStarter]: At program point L304(line 304) 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))))) [2018-11-18 09:39:44,577 INFO L425 ceAbstractionStarter]: For program point L302(lines 302 310) no Hoare annotation was computed. [2018-11-18 09:39:44,577 INFO L421 ceAbstractionStarter]: At program point L300(line 300) 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))))) [2018-11-18 09:39:44,577 INFO L425 ceAbstractionStarter]: For program point L300-1(line 300) no Hoare annotation was computed. [2018-11-18 09:39:44,577 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 315) no Hoare annotation was computed. [2018-11-18 09:39:44,577 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 851 857) the Hoare annotation is: true [2018-11-18 09:39:44,577 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 851 857) no Hoare annotation was computed. [2018-11-18 09:39:44,577 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 286 292) no Hoare annotation was computed. [2018-11-18 09:39:44,577 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 286 292) the Hoare annotation is: true [2018-11-18 09:39:44,577 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 858 866) no Hoare annotation was computed. [2018-11-18 09:39:44,577 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 858 866) the Hoare annotation is: true [2018-11-18 09:39:44,577 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 858 866) no Hoare annotation was computed. [2018-11-18 09:39:44,578 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 452) no Hoare annotation was computed. [2018-11-18 09:39:44,578 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 400 465) 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))) [2018-11-18 09:39:44,578 INFO L421 ceAbstractionStarter]: At program point L448-2(lines 440 453) 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)))) [2018-11-18 09:39:44,578 INFO L425 ceAbstractionStarter]: For program point L411(lines 410 457) no Hoare annotation was computed. [2018-11-18 09:39:44,578 INFO L421 ceAbstractionStarter]: At program point L442(line 442) 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)))) [2018-11-18 09:39:44,578 INFO L425 ceAbstractionStarter]: For program point L440(lines 440 453) no Hoare annotation was computed. [2018-11-18 09:39:44,578 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 400 465) no Hoare annotation was computed. [2018-11-18 09:39:44,578 INFO L421 ceAbstractionStarter]: At program point L432(line 432) 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)))) [2018-11-18 09:39:44,578 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 436) no Hoare annotation was computed. [2018-11-18 09:39:44,578 INFO L425 ceAbstractionStarter]: For program point L430-1(lines 430 436) no Hoare annotation was computed. [2018-11-18 09:39:44,579 INFO L421 ceAbstractionStarter]: At program point L455(lines 410 457) 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)))) [2018-11-18 09:39:44,579 INFO L421 ceAbstractionStarter]: At program point L422(line 422) 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)))) [2018-11-18 09:39:44,579 INFO L425 ceAbstractionStarter]: For program point L420(lines 420 426) no Hoare annotation was computed. [2018-11-18 09:39:44,579 INFO L425 ceAbstractionStarter]: For program point L420-1(lines 420 426) no Hoare annotation was computed. [2018-11-18 09:39:44,579 INFO L425 ceAbstractionStarter]: For program point L412(lines 412 416) no Hoare annotation was computed. [2018-11-18 09:39:44,579 INFO L425 ceAbstractionStarter]: For program point L410-1(lines 410 457) no Hoare annotation was computed. [2018-11-18 09:39:44,579 INFO L421 ceAbstractionStarter]: At program point L458(lines 409 459) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:39:44,579 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 400 465) no Hoare annotation was computed. [2018-11-18 09:39:44,579 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 230 254) the Hoare annotation is: true [2018-11-18 09:39:44,579 INFO L421 ceAbstractionStarter]: At program point L244(line 244) 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))))) [2018-11-18 09:39:44,579 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 230 254) no Hoare annotation was computed. [2018-11-18 09:39:44,580 INFO L425 ceAbstractionStarter]: For program point L242(lines 242 248) no Hoare annotation was computed. [2018-11-18 09:39:44,580 INFO L421 ceAbstractionStarter]: At program point L240(line 240) 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))))) [2018-11-18 09:39:44,580 INFO L425 ceAbstractionStarter]: For program point L240-1(line 240) no Hoare annotation was computed. [2018-11-18 09:39:44,580 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 251) no Hoare annotation was computed. [2018-11-18 09:39:44,580 INFO L425 ceAbstractionStarter]: For program point L238-1(lines 230 254) no Hoare annotation was computed. [2018-11-18 09:39:44,580 INFO L428 ceAbstractionStarter]: At program point L236(line 236) the Hoare annotation is: true [2018-11-18 09:39:44,580 INFO L425 ceAbstractionStarter]: For program point L236-1(line 236) no Hoare annotation was computed. [2018-11-18 09:39:44,580 INFO L425 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2018-11-18 09:39:44,580 INFO L425 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2018-11-18 09:39:44,580 INFO L421 ceAbstractionStarter]: At program point L127(line 127) 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))) [2018-11-18 09:39:44,580 INFO L421 ceAbstractionStarter]: At program point L126(line 126) 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))) [2018-11-18 09:39:44,581 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) 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))) [2018-11-18 09:39:44,581 INFO L421 ceAbstractionStarter]: At program point L126-1(line 126) 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))) [2018-11-18 09:39:44,581 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2018-11-18 09:39:44,581 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2018-11-18 09:39:44,581 INFO L421 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) (= main_~tmp~0 ~waterLevel~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1))) [2018-11-18 09:39:44,581 INFO L421 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) (= main_~tmp~0 ~waterLevel~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1))) [2018-11-18 09:39:44,581 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2018-11-18 09:39:44,581 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 346 354) no Hoare annotation was computed. [2018-11-18 09:39:44,581 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 346 354) the Hoare annotation is: true [2018-11-18 09:39:44,581 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 346 354) no Hoare annotation was computed. [2018-11-18 09:39:44,581 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:39:44,581 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 09:39:44,582 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:39:44,582 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 218 226) the Hoare annotation is: true [2018-11-18 09:39:44,582 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 218 226) no Hoare annotation was computed. [2018-11-18 09:39:44,582 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 218 226) no Hoare annotation was computed. [2018-11-18 09:39:44,582 INFO L425 ceAbstractionStarter]: For program point L178-1(lines 174 185) no Hoare annotation was computed. [2018-11-18 09:39:44,582 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 174 185) the Hoare annotation is: true [2018-11-18 09:39:44,582 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 174 185) no Hoare annotation was computed. [2018-11-18 09:39:44,582 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 186 194) the Hoare annotation is: true [2018-11-18 09:39:44,582 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 186 194) no Hoare annotation was computed. [2018-11-18 09:39:44,582 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 186 194) no Hoare annotation was computed. [2018-11-18 09:39:44,582 INFO L421 ceAbstractionStarter]: At program point L275(line 275) 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))))) [2018-11-18 09:39:44,583 INFO L421 ceAbstractionStarter]: At program point L273(lines 273 279) 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))))) [2018-11-18 09:39:44,583 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 262 285) 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))))) [2018-11-18 09:39:44,583 INFO L421 ceAbstractionStarter]: At program point L268(line 268) 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))))) [2018-11-18 09:39:44,583 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 262 285) no Hoare annotation was computed. [2018-11-18 09:39:44,583 INFO L425 ceAbstractionStarter]: For program point L266(lines 265 284) no Hoare annotation was computed. [2018-11-18 09:39:44,583 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 262 285) no Hoare annotation was computed. [2018-11-18 09:39:44,583 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2018-11-18 09:39:44,583 INFO L425 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-11-18 09:39:44,583 INFO L428 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2018-11-18 09:39:44,584 INFO L425 ceAbstractionStarter]: For program point L52-1(lines 52 66) no Hoare annotation was computed. [2018-11-18 09:39:44,584 INFO L428 ceAbstractionStarter]: At program point L52-3(lines 52 66) the Hoare annotation is: true [2018-11-18 09:39:44,584 INFO L428 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2018-11-18 09:39:44,584 INFO L425 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2018-11-18 09:39:44,584 INFO L428 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2018-11-18 09:39:44,584 INFO L425 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-11-18 09:39:44,584 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2018-11-18 09:39:44,584 INFO L425 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-11-18 09:39:44,584 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 150 161) the Hoare annotation is: true [2018-11-18 09:39:44,584 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 150 161) no Hoare annotation was computed. [2018-11-18 09:39:44,584 INFO L425 ceAbstractionStarter]: For program point L154-1(lines 150 161) no Hoare annotation was computed. [2018-11-18 09:39:44,584 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 844 850) no Hoare annotation was computed. [2018-11-18 09:39:44,585 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 844 850) the Hoare annotation is: true [2018-11-18 09:39:44,585 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2018-11-18 09:39:44,585 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2018-11-18 09:39:44,585 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:39:44,585 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 09:39:44,585 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 09:39:44,585 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:39:44,585 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 391 398) no Hoare annotation was computed. [2018-11-18 09:39:44,585 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 391 398) 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))))) [2018-11-18 09:39:44,585 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 391 398) no Hoare annotation was computed. [2018-11-18 09:39:44,586 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 162 173) no Hoare annotation was computed. [2018-11-18 09:39:44,586 INFO L425 ceAbstractionStarter]: For program point L166-1(lines 162 173) no Hoare annotation was computed. [2018-11-18 09:39:44,586 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 162 173) 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))))) [2018-11-18 09:39:44,586 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 868 875) no Hoare annotation was computed. [2018-11-18 09:39:44,586 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 872) no Hoare annotation was computed. [2018-11-18 09:39:44,586 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 868 875) the Hoare annotation is: true [2018-11-18 09:39:44,586 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 868 875) no Hoare annotation was computed. [2018-11-18 09:39:44,586 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) 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))) [2018-11-18 09:39:44,586 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2018-11-18 09:39:44,587 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2018-11-18 09:39:44,587 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 335 345) the Hoare annotation is: true [2018-11-18 09:39:44,587 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 335 345) no Hoare annotation was computed. [2018-11-18 09:39:44,587 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 335 345) no Hoare annotation was computed. [2018-11-18 09:39:44,587 INFO L428 ceAbstractionStarter]: At program point L340(line 340) the Hoare annotation is: true [2018-11-18 09:39:44,587 INFO L425 ceAbstractionStarter]: For program point L340-1(line 340) no Hoare annotation was computed. [2018-11-18 09:39:44,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 09:39:44 BoogieIcfgContainer [2018-11-18 09:39:44,596 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 09:39:44,596 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:39:44,596 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:39:44,597 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:39:44,597 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:39:39" (3/4) ... [2018-11-18 09:39:44,599 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 09:39:44,604 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 09:39:44,604 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 09:39:44,604 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 09:39:44,604 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 09:39:44,604 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 09:39:44,604 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 09:39:44,604 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-18 09:39:44,604 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 09:39:44,605 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 09:39:44,605 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 09:39:44,605 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 09:39:44,605 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 09:39:44,605 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 09:39:44,605 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 09:39:44,605 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 09:39:44,605 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 09:39:44,605 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 09:39:44,605 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 09:39:44,606 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 09:39:44,606 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 09:39:44,606 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 09:39:44,606 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 09:39:44,606 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 09:39:44,611 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-11-18 09:39:44,611 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 09:39:44,612 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 09:39:44,631 WARN L220 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) [2018-11-18 09:39:44,631 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 09:39:44,663 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_411db5ec-b968-4534-b263-67931f80c708/bin-2019/utaipan/witness.graphml [2018-11-18 09:39:44,663 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:39:44,664 INFO L168 Benchmark]: Toolchain (without parser) took 5730.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 189.8 MB). Free memory was 953.9 MB in the beginning and 880.9 MB in the end (delta: 73.0 MB). Peak memory consumption was 262.8 MB. Max. memory is 11.5 GB. [2018-11-18 09:39:44,664 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:39:44,665 INFO L168 Benchmark]: CACSL2BoogieTranslator took 425.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 953.9 MB in the beginning and 1.1 GB in the end (delta: -173.9 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-18 09:39:44,665 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.72 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 09:39:44,665 INFO L168 Benchmark]: Boogie Preprocessor took 34.74 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 09:39:44,665 INFO L168 Benchmark]: RCFGBuilder took 426.55 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: 52.5 MB). Peak memory consumption was 52.5 MB. Max. memory is 11.5 GB. [2018-11-18 09:39:44,665 INFO L168 Benchmark]: TraceAbstraction took 4742.78 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 53.5 MB). Free memory was 1.1 GB in the beginning and 886.4 MB in the end (delta: 183.5 MB). Peak memory consumption was 237.0 MB. Max. memory is 11.5 GB. [2018-11-18 09:39:44,666 INFO L168 Benchmark]: Witness Printer took 66.90 ms. Allocated memory is still 1.2 GB. Free memory was 886.4 MB in the beginning and 880.9 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 11.5 GB. [2018-11-18 09:39:44,667 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 425.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 953.9 MB in the beginning and 1.1 GB in the end (delta: -173.9 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.72 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.74 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 426.55 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: 52.5 MB). Peak memory consumption was 52.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4742.78 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 53.5 MB). Free memory was 1.1 GB in the beginning and 886.4 MB in the end (delta: 183.5 MB). Peak memory consumption was 237.0 MB. Max. memory is 11.5 GB. * Witness Printer took 66.90 ms. Allocated memory is still 1.2 GB. Free memory was 886.4 MB in the beginning and 880.9 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 872]: 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: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 410]: 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) - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 24 procedures, 121 locations, 1 error locations. SAFE Result, 4.6s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 2.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 663 SDtfs, 456 SDslu, 1673 SDs, 0 SdLazy, 552 SolverSat, 84 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 150 GetRequests, 108 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=222occurred 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, 0.9969197027843676 AbsIntWeakeningRatio, 0.9504950495049505 AbsIntAvgWeakeningVarsNumRemoved, 94.7128712871287 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, 0.1s HoareSimplificationTime, 51 FomulaSimplificationsInter, 669 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 379 NumberOfCodeBlocks, 379 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 373 ConstructedInterpolants, 0 QuantifiedInterpolants, 52009 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 29/33 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...