./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product01_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_bce3ad1b-86fe-46b6-b739-cdf2331f4334/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bce3ad1b-86fe-46b6-b739-cdf2331f4334/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bce3ad1b-86fe-46b6-b739-cdf2331f4334/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bce3ad1b-86fe-46b6-b739-cdf2331f4334/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product01_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_bce3ad1b-86fe-46b6-b739-cdf2331f4334/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bce3ad1b-86fe-46b6-b739-cdf2331f4334/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 984879c67b20c2d5e13b785cd450ae5c42a4ba63 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 21:54:37,497 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:54:37,498 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:54:37,508 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:54:37,508 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:54:37,509 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:54:37,510 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:54:37,511 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:54:37,513 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:54:37,514 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:54:37,514 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:54:37,515 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:54:37,515 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:54:37,516 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:54:37,517 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:54:37,517 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:54:37,519 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:54:37,520 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:54:37,521 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:54:37,522 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:54:37,523 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:54:37,524 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:54:37,525 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 21:54:37,525 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 21:54:37,525 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 21:54:37,527 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 21:54:37,528 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 21:54:37,528 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 21:54:37,529 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 21:54:37,530 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 21:54:37,530 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 21:54:37,531 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 21:54:37,531 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 21:54:37,531 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 21:54:37,532 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 21:54:37,533 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 21:54:37,533 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bce3ad1b-86fe-46b6-b739-cdf2331f4334/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-26 21:54:37,544 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:54:37,544 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:54:37,545 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:54:37,545 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 21:54:37,545 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 21:54:37,546 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 21:54:37,546 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-26 21:54:37,547 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 21:54:37,547 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-26 21:54:37,547 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-26 21:54:37,547 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 21:54:37,548 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:54:37,548 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 21:54:37,548 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 21:54:37,548 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 21:54:37,548 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:54:37,548 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:54:37,548 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:54:37,549 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:54:37,549 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 21:54:37,549 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:54:37,549 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:54:37,549 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:54:37,549 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 21:54:37,549 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:54:37,550 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 21:54:37,550 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 21:54:37,552 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:54:37,552 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:54:37,552 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:54:37,552 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-26 21:54:37,552 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:54:37,553 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 21:54:37,553 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 21:54:37,553 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_bce3ad1b-86fe-46b6-b739-cdf2331f4334/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 -> 984879c67b20c2d5e13b785cd450ae5c42a4ba63 [2018-10-26 21:54:37,580 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:54:37,590 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:54:37,593 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:54:37,594 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:54:37,594 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:54:37,595 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bce3ad1b-86fe-46b6-b739-cdf2331f4334/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product01_true-unreach-call_false-termination.cil.c [2018-10-26 21:54:37,639 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bce3ad1b-86fe-46b6-b739-cdf2331f4334/bin-2019/utaipan/data/33f5c9989/7d9daae34b924a2abf72babde4a86fac/FLAGa7540fdc6 [2018-10-26 21:54:38,056 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:54:38,056 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bce3ad1b-86fe-46b6-b739-cdf2331f4334/sv-benchmarks/c/product-lines/minepump_spec5_product01_true-unreach-call_false-termination.cil.c [2018-10-26 21:54:38,067 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bce3ad1b-86fe-46b6-b739-cdf2331f4334/bin-2019/utaipan/data/33f5c9989/7d9daae34b924a2abf72babde4a86fac/FLAGa7540fdc6 [2018-10-26 21:54:38,081 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bce3ad1b-86fe-46b6-b739-cdf2331f4334/bin-2019/utaipan/data/33f5c9989/7d9daae34b924a2abf72babde4a86fac [2018-10-26 21:54:38,085 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:54:38,086 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 21:54:38,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:54:38,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:54:38,091 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:54:38,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:54:38" (1/1) ... [2018-10-26 21:54:38,095 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@671cce64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:38, skipping insertion in model container [2018-10-26 21:54:38,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:54:38" (1/1) ... [2018-10-26 21:54:38,103 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:54:38,147 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:54:38,398 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:54:38,408 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 21:54:38,494 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:54:38,529 INFO L193 MainTranslator]: Completed translation [2018-10-26 21:54:38,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:38 WrapperNode [2018-10-26 21:54:38,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 21:54:38,530 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 21:54:38,530 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 21:54:38,530 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 21:54:38,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:38" (1/1) ... [2018-10-26 21:54:38,620 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:38" (1/1) ... [2018-10-26 21:54:38,655 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 21:54:38,656 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 21:54:38,658 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 21:54:38,658 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 21:54:38,669 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:38" (1/1) ... [2018-10-26 21:54:38,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:38" (1/1) ... [2018-10-26 21:54:38,673 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:38" (1/1) ... [2018-10-26 21:54:38,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:38" (1/1) ... [2018-10-26 21:54:38,682 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:38" (1/1) ... [2018-10-26 21:54:38,688 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:38" (1/1) ... [2018-10-26 21:54:38,698 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:38" (1/1) ... [2018-10-26 21:54:38,701 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 21:54:38,701 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 21:54:38,701 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 21:54:38,702 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 21:54:38,703 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bce3ad1b-86fe-46b6-b739-cdf2331f4334/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 [2018-10-26 21:54:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-10-26 21:54:38,755 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-10-26 21:54:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 21:54:38,755 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 21:54:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-10-26 21:54:38,755 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-10-26 21:54:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-10-26 21:54:38,756 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-10-26 21:54:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-10-26 21:54:38,756 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-10-26 21:54:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-10-26 21:54:38,756 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-10-26 21:54:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-10-26 21:54:38,756 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-10-26 21:54:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-10-26 21:54:38,756 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-10-26 21:54:38,757 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-10-26 21:54:38,757 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-10-26 21:54:38,757 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-10-26 21:54:38,757 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-10-26 21:54:38,757 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-10-26 21:54:38,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-10-26 21:54:38,757 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-10-26 21:54:38,757 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-10-26 21:54:38,757 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-10-26 21:54:38,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-10-26 21:54:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-10-26 21:54:38,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-10-26 21:54:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-10-26 21:54:38,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-10-26 21:54:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-10-26 21:54:38,758 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-10-26 21:54:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-10-26 21:54:38,758 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-10-26 21:54:38,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 21:54:38,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 21:54:38,759 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-10-26 21:54:38,759 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-10-26 21:54:38,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 21:54:38,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 21:54:38,759 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-10-26 21:54:38,759 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-10-26 21:54:39,789 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 21:54:39,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:54:39 BoogieIcfgContainer [2018-10-26 21:54:39,789 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 21:54:39,790 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 21:54:39,790 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 21:54:39,793 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 21:54:39,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 09:54:38" (1/3) ... [2018-10-26 21:54:39,795 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@389aa8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:54:39, skipping insertion in model container [2018-10-26 21:54:39,795 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:38" (2/3) ... [2018-10-26 21:54:39,795 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@389aa8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:54:39, skipping insertion in model container [2018-10-26 21:54:39,795 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:54:39" (3/3) ... [2018-10-26 21:54:39,797 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product01_true-unreach-call_false-termination.cil.c [2018-10-26 21:54:39,805 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 21:54:39,813 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 21:54:39,828 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 21:54:39,858 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 21:54:39,858 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 21:54:39,858 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 21:54:39,858 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 21:54:39,858 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 21:54:39,858 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 21:54:39,859 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 21:54:39,859 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 21:54:39,877 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states. [2018-10-26 21:54:39,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-26 21:54:39,885 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:54:39,886 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:54:39,888 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:54:39,894 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:54:39,894 INFO L82 PathProgramCache]: Analyzing trace with hash -2097899002, now seen corresponding path program 1 times [2018-10-26 21:54:39,896 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:54:39,943 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:39,943 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:54:39,943 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:39,943 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:54:40,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:54:40,164 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 21:54:40,166 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:54:40,167 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 21:54:40,167 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:54:40,172 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 21:54:40,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 21:54:40,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 21:54:40,188 INFO L87 Difference]: Start difference. First operand 106 states. Second operand 2 states. [2018-10-26 21:54:40,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:54:40,219 INFO L93 Difference]: Finished difference Result 182 states and 229 transitions. [2018-10-26 21:54:40,219 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 21:54:40,221 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-10-26 21:54:40,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:54:40,230 INFO L225 Difference]: With dead ends: 182 [2018-10-26 21:54:40,231 INFO L226 Difference]: Without dead ends: 93 [2018-10-26 21:54:40,234 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 21:54:40,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2018-10-26 21:54:40,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2018-10-26 21:54:40,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2018-10-26 21:54:40,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 108 transitions. [2018-10-26 21:54:40,272 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 108 transitions. Word has length 59 [2018-10-26 21:54:40,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:54:40,273 INFO L481 AbstractCegarLoop]: Abstraction has 93 states and 108 transitions. [2018-10-26 21:54:40,273 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 21:54:40,273 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 108 transitions. [2018-10-26 21:54:40,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-26 21:54:40,275 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:54:40,276 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:54:40,276 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:54:40,276 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:54:40,276 INFO L82 PathProgramCache]: Analyzing trace with hash -522425760, now seen corresponding path program 1 times [2018-10-26 21:54:40,276 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:54:40,277 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:40,277 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:54:40,277 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:40,278 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:54:40,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:54:40,397 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 21:54:40,397 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:54:40,397 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 21:54:40,397 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:54:40,399 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 21:54:40,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 21:54:40,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 21:54:40,401 INFO L87 Difference]: Start difference. First operand 93 states and 108 transitions. Second operand 3 states. [2018-10-26 21:54:40,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:54:40,431 INFO L93 Difference]: Finished difference Result 129 states and 149 transitions. [2018-10-26 21:54:40,434 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 21:54:40,434 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-10-26 21:54:40,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:54:40,436 INFO L225 Difference]: With dead ends: 129 [2018-10-26 21:54:40,437 INFO L226 Difference]: Without dead ends: 83 [2018-10-26 21:54:40,438 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 21:54:40,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2018-10-26 21:54:40,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2018-10-26 21:54:40,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2018-10-26 21:54:40,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 95 transitions. [2018-10-26 21:54:40,451 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 95 transitions. Word has length 61 [2018-10-26 21:54:40,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:54:40,451 INFO L481 AbstractCegarLoop]: Abstraction has 83 states and 95 transitions. [2018-10-26 21:54:40,451 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 21:54:40,451 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 95 transitions. [2018-10-26 21:54:40,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 21:54:40,453 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:54:40,453 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:54:40,453 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:54:40,454 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:54:40,454 INFO L82 PathProgramCache]: Analyzing trace with hash 954065582, now seen corresponding path program 1 times [2018-10-26 21:54:40,454 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:54:40,455 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:40,455 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:54:40,455 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:40,455 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:54:40,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:54:40,742 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 21:54:40,742 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:54:40,742 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 21:54:40,742 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:54:40,743 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 21:54:40,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 21:54:40,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-10-26 21:54:40,744 INFO L87 Difference]: Start difference. First operand 83 states and 95 transitions. Second operand 7 states. [2018-10-26 21:54:41,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:54:41,140 INFO L93 Difference]: Finished difference Result 138 states and 163 transitions. [2018-10-26 21:54:41,141 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 21:54:41,141 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-10-26 21:54:41,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:54:41,142 INFO L225 Difference]: With dead ends: 138 [2018-10-26 21:54:41,142 INFO L226 Difference]: Without dead ends: 83 [2018-10-26 21:54:41,143 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-26 21:54:41,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2018-10-26 21:54:41,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2018-10-26 21:54:41,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2018-10-26 21:54:41,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 94 transitions. [2018-10-26 21:54:41,153 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 94 transitions. Word has length 65 [2018-10-26 21:54:41,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:54:41,155 INFO L481 AbstractCegarLoop]: Abstraction has 83 states and 94 transitions. [2018-10-26 21:54:41,156 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 21:54:41,156 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 94 transitions. [2018-10-26 21:54:41,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-26 21:54:41,157 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:54:41,157 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:54:41,158 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:54:41,159 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:54:41,159 INFO L82 PathProgramCache]: Analyzing trace with hash -1556574056, now seen corresponding path program 1 times [2018-10-26 21:54:41,159 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:54:41,160 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:41,160 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:54:41,160 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:41,160 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:54:41,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:54:41,524 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-26 21:54:41,525 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:54:41,525 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 21:54:41,525 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:54:41,525 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 21:54:41,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 21:54:41,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-10-26 21:54:41,526 INFO L87 Difference]: Start difference. First operand 83 states and 94 transitions. Second operand 6 states. [2018-10-26 21:54:41,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:54:41,738 INFO L93 Difference]: Finished difference Result 132 states and 155 transitions. [2018-10-26 21:54:41,739 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 21:54:41,739 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2018-10-26 21:54:41,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:54:41,740 INFO L225 Difference]: With dead ends: 132 [2018-10-26 21:54:41,740 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 21:54:41,741 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-10-26 21:54:41,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 21:54:41,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 21:54:41,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 21:54:41,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 21:54:41,741 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2018-10-26 21:54:41,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:54:41,742 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 21:54:41,742 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 21:54:41,742 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 21:54:41,742 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 21:54:41,745 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 21:54:42,335 WARN L179 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 11 [2018-10-26 21:54:42,612 WARN L179 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 11 [2018-10-26 21:54:42,899 WARN L179 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 11 [2018-10-26 21:54:43,079 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 779 785) no Hoare annotation was computed. [2018-10-26 21:54:43,080 INFO L428 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 779 785) the Hoare annotation is: true [2018-10-26 21:54:43,080 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 248 254) the Hoare annotation is: true [2018-10-26 21:54:43,080 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 248 254) no Hoare annotation was computed. [2018-10-26 21:54:43,080 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 255 263) no Hoare annotation was computed. [2018-10-26 21:54:43,080 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 255 263) the Hoare annotation is: true [2018-10-26 21:54:43,080 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 255 263) no Hoare annotation was computed. [2018-10-26 21:54:43,080 INFO L421 ceAbstractionStarter]: At program point L704(line 704) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= test_~splverifierCounter~0 0) (not (= ~systemActive~0 1))) [2018-10-26 21:54:43,081 INFO L428 ceAbstractionStarter]: At program point testENTRY(lines 682 745) the Hoare annotation is: true [2018-10-26 21:54:43,081 INFO L421 ceAbstractionStarter]: At program point L735(lines 692 737) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= test_~splverifierCounter~0 0) (not (= ~systemActive~0 1))) [2018-10-26 21:54:43,081 INFO L425 ceAbstractionStarter]: For program point L702(lines 702 708) no Hoare annotation was computed. [2018-10-26 21:54:43,081 INFO L425 ceAbstractionStarter]: For program point L702-1(lines 702 708) no Hoare annotation was computed. [2018-10-26 21:54:43,081 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 682 745) no Hoare annotation was computed. [2018-10-26 21:54:43,081 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 698) no Hoare annotation was computed. [2018-10-26 21:54:43,081 INFO L425 ceAbstractionStarter]: For program point L692-1(lines 692 737) no Hoare annotation was computed. [2018-10-26 21:54:43,082 INFO L421 ceAbstractionStarter]: At program point L738(lines 691 739) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-10-26 21:54:43,082 INFO L425 ceAbstractionStarter]: For program point L728(lines 728 732) no Hoare annotation was computed. [2018-10-26 21:54:43,082 INFO L421 ceAbstractionStarter]: At program point L728-2(lines 722 733) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= test_~splverifierCounter~0 0) (not (= ~systemActive~0 1))) [2018-10-26 21:54:43,082 INFO L425 ceAbstractionStarter]: For program point L693(lines 692 737) no Hoare annotation was computed. [2018-10-26 21:54:43,082 INFO L425 ceAbstractionStarter]: For program point L722(lines 722 733) no Hoare annotation was computed. [2018-10-26 21:54:43,082 INFO L421 ceAbstractionStarter]: At program point L714(line 714) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= test_~splverifierCounter~0 0) (not (= ~systemActive~0 1))) [2018-10-26 21:54:43,082 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 718) no Hoare annotation was computed. [2018-10-26 21:54:43,082 INFO L425 ceAbstractionStarter]: For program point L712-1(lines 712 718) no Hoare annotation was computed. [2018-10-26 21:54:43,083 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 682 745) no Hoare annotation was computed. [2018-10-26 21:54:43,083 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 634 641) the Hoare annotation is: true [2018-10-26 21:54:43,083 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 634 641) no Hoare annotation was computed. [2018-10-26 21:54:43,083 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 634 641) no Hoare annotation was computed. [2018-10-26 21:54:43,083 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 642 651) the Hoare annotation is: true [2018-10-26 21:54:43,083 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 642 651) no Hoare annotation was computed. [2018-10-26 21:54:43,083 INFO L425 ceAbstractionStarter]: For program point L647(line 647) no Hoare annotation was computed. [2018-10-26 21:54:43,083 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 642 651) no Hoare annotation was computed. [2018-10-26 21:54:43,084 INFO L421 ceAbstractionStarter]: At program point L667(line 667) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-10-26 21:54:43,084 INFO L425 ceAbstractionStarter]: For program point L665(lines 665 671) no Hoare annotation was computed. [2018-10-26 21:54:43,084 INFO L425 ceAbstractionStarter]: For program point L664(lines 664 674) no Hoare annotation was computed. [2018-10-26 21:54:43,084 INFO L428 ceAbstractionStarter]: At program point L662(line 662) the Hoare annotation is: true [2018-10-26 21:54:43,084 INFO L425 ceAbstractionStarter]: For program point L662-1(line 662) no Hoare annotation was computed. [2018-10-26 21:54:43,084 INFO L425 ceAbstractionStarter]: For program point L660(lines 660 677) no Hoare annotation was computed. [2018-10-26 21:54:43,084 INFO L425 ceAbstractionStarter]: For program point L660-1(lines 652 680) no Hoare annotation was computed. [2018-10-26 21:54:43,084 INFO L428 ceAbstractionStarter]: At program point L658(line 658) the Hoare annotation is: true [2018-10-26 21:54:43,084 INFO L425 ceAbstractionStarter]: For program point L658-1(line 658) no Hoare annotation was computed. [2018-10-26 21:54:43,085 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 652 680) the Hoare annotation is: true [2018-10-26 21:54:43,085 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 652 680) no Hoare annotation was computed. [2018-10-26 21:54:43,085 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 206 228) the Hoare annotation is: true [2018-10-26 21:54:43,085 INFO L421 ceAbstractionStarter]: At program point L218(line 218) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (= main_~tmp~0 ~systemActive~0)) [2018-10-26 21:54:43,085 INFO L421 ceAbstractionStarter]: At program point L218-1(line 218) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (= main_~tmp~0 ~systemActive~0)) [2018-10-26 21:54:43,085 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 206 228) no Hoare annotation was computed. [2018-10-26 21:54:43,085 INFO L425 ceAbstractionStarter]: For program point L216(lines 216 223) no Hoare annotation was computed. [2018-10-26 21:54:43,085 INFO L425 ceAbstractionStarter]: For program point L216-1(lines 216 223) no Hoare annotation was computed. [2018-10-26 21:54:43,086 INFO L425 ceAbstractionStarter]: For program point L214(line 214) no Hoare annotation was computed. [2018-10-26 21:54:43,086 INFO L428 ceAbstractionStarter]: At program point L213(line 213) the Hoare annotation is: true [2018-10-26 21:54:43,086 INFO L428 ceAbstractionStarter]: At program point L212(line 212) the Hoare annotation is: true [2018-10-26 21:54:43,086 INFO L428 ceAbstractionStarter]: At program point L212-1(line 212) the Hoare annotation is: true [2018-10-26 21:54:43,086 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 206 228) no Hoare annotation was computed. [2018-10-26 21:54:43,086 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 813 821) no Hoare annotation was computed. [2018-10-26 21:54:43,086 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 813 821) the Hoare annotation is: true [2018-10-26 21:54:43,086 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 813 821) no Hoare annotation was computed. [2018-10-26 21:54:43,087 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-26 21:54:43,087 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-10-26 21:54:43,087 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-26 21:54:43,087 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2018-10-26 21:54:43,087 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2018-10-26 21:54:43,087 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2018-10-26 21:54:43,087 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: true [2018-10-26 21:54:43,088 INFO L425 ceAbstractionStarter]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2018-10-26 21:54:43,102 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2018-10-26 21:54:43,102 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 128 157) no Hoare annotation was computed. [2018-10-26 21:54:43,102 INFO L428 ceAbstractionStarter]: At program point L153(lines 128 157) the Hoare annotation is: true [2018-10-26 21:54:43,102 INFO L425 ceAbstractionStarter]: For program point L149(line 149) no Hoare annotation was computed. [2018-10-26 21:54:43,102 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-10-26 21:54:43,102 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 128 157) the Hoare annotation is: true [2018-10-26 21:54:43,103 INFO L425 ceAbstractionStarter]: For program point L142(lines 142 146) no Hoare annotation was computed. [2018-10-26 21:54:43,103 INFO L428 ceAbstractionStarter]: At program point L142-1(lines 142 146) the Hoare annotation is: true [2018-10-26 21:54:43,103 INFO L425 ceAbstractionStarter]: For program point L138-1(lines 138 152) no Hoare annotation was computed. [2018-10-26 21:54:43,103 INFO L428 ceAbstractionStarter]: At program point L138-3(lines 138 152) the Hoare annotation is: true [2018-10-26 21:54:43,103 INFO L428 ceAbstractionStarter]: At program point L134(line 134) the Hoare annotation is: true [2018-10-26 21:54:43,103 INFO L425 ceAbstractionStarter]: For program point L134-1(line 134) no Hoare annotation was computed. [2018-10-26 21:54:43,103 INFO L428 ceAbstractionStarter]: At program point L768(line 768) the Hoare annotation is: true [2018-10-26 21:54:43,103 INFO L428 ceAbstractionStarter]: At program point L766(lines 766 772) the Hoare annotation is: true [2018-10-26 21:54:43,103 INFO L421 ceAbstractionStarter]: At program point L761(line 761) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-10-26 21:54:43,104 INFO L425 ceAbstractionStarter]: For program point L759(lines 755 777) no Hoare annotation was computed. [2018-10-26 21:54:43,104 INFO L425 ceAbstractionStarter]: For program point L757(lines 755 777) no Hoare annotation was computed. [2018-10-26 21:54:43,104 INFO L428 ceAbstractionStarter]: At program point timeShiftENTRY(lines 752 778) the Hoare annotation is: true [2018-10-26 21:54:43,104 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 752 778) no Hoare annotation was computed. [2018-10-26 21:54:43,104 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 752 778) no Hoare annotation was computed. [2018-10-26 21:54:43,104 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2018-10-26 21:54:43,104 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2018-10-26 21:54:43,104 INFO L425 ceAbstractionStarter]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2018-10-26 21:54:43,104 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 241 247) no Hoare annotation was computed. [2018-10-26 21:54:43,105 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 241 247) the Hoare annotation is: true [2018-10-26 21:54:43,105 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 21:54:43,105 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-10-26 21:54:43,105 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-26 21:54:43,105 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 21:54:43,105 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 183 189) no Hoare annotation was computed. [2018-10-26 21:54:43,105 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 183 189) the Hoare annotation is: true [2018-10-26 21:54:43,105 INFO L425 ceAbstractionStarter]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2018-10-26 21:54:43,105 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2018-10-26 21:54:43,106 INFO L428 ceAbstractionStarter]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: true [2018-10-26 21:54:43,106 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 859 866) no Hoare annotation was computed. [2018-10-26 21:54:43,106 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 859 866) the Hoare annotation is: true [2018-10-26 21:54:43,106 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 863) no Hoare annotation was computed. [2018-10-26 21:54:43,106 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 859 866) no Hoare annotation was computed. [2018-10-26 21:54:43,106 INFO L428 ceAbstractionStarter]: At program point runTestENTRY(lines 192 202) the Hoare annotation is: true [2018-10-26 21:54:43,106 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 192 202) no Hoare annotation was computed. [2018-10-26 21:54:43,106 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 192 202) no Hoare annotation was computed. [2018-10-26 21:54:43,106 INFO L428 ceAbstractionStarter]: At program point L197(line 197) the Hoare annotation is: true [2018-10-26 21:54:43,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 09:54:43 BoogieIcfgContainer [2018-10-26 21:54:43,125 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 21:54:43,125 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 21:54:43,125 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 21:54:43,125 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 21:54:43,138 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:54:39" (3/4) ... [2018-10-26 21:54:43,150 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 21:54:43,155 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-10-26 21:54:43,156 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-10-26 21:54:43,156 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-10-26 21:54:43,156 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-10-26 21:54:43,156 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-10-26 21:54:43,156 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-10-26 21:54:43,156 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-10-26 21:54:43,156 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-26 21:54:43,157 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-10-26 21:54:43,157 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-26 21:54:43,157 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-10-26 21:54:43,157 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-10-26 21:54:43,157 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-10-26 21:54:43,157 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-10-26 21:54:43,157 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-10-26 21:54:43,157 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-10-26 21:54:43,158 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-10-26 21:54:43,160 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-10-26 21:54:43,160 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-10-26 21:54:43,161 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-10-26 21:54:43,174 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 138 nodes and edges [2018-10-26 21:54:43,175 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-10-26 21:54:43,175 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-10-26 21:54:43,252 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_bce3ad1b-86fe-46b6-b739-cdf2331f4334/bin-2019/utaipan/witness.graphml [2018-10-26 21:54:43,252 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 21:54:43,253 INFO L168 Benchmark]: Toolchain (without parser) took 5168.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 954.8 MB in the beginning and 1.1 GB in the end (delta: -172.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:54:43,253 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:54:43,254 INFO L168 Benchmark]: CACSL2BoogieTranslator took 442.62 ms. Allocated memory is still 1.0 GB. Free memory was 952.1 MB in the beginning and 930.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-26 21:54:43,254 INFO L168 Benchmark]: Boogie Procedure Inliner took 125.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 930.7 MB in the beginning and 1.1 GB in the end (delta: -215.4 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-10-26 21:54:43,254 INFO L168 Benchmark]: Boogie Preprocessor took 45.04 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 21:54:43,254 INFO L168 Benchmark]: RCFGBuilder took 1088.23 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: 78.8 MB). Peak memory consumption was 78.8 MB. Max. memory is 11.5 GB. [2018-10-26 21:54:43,255 INFO L168 Benchmark]: TraceAbstraction took 3334.44 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: -80.8 MB). Peak memory consumption was 184.0 MB. Max. memory is 11.5 GB. [2018-10-26 21:54:43,255 INFO L168 Benchmark]: Witness Printer took 127.44 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: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 11.5 GB. [2018-10-26 21:54:43,256 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 442.62 ms. Allocated memory is still 1.0 GB. Free memory was 952.1 MB in the beginning and 930.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 125.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 930.7 MB in the beginning and 1.1 GB in the end (delta: -215.4 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.04 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1088.23 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: 78.8 MB). Peak memory consumption was 78.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3334.44 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: -80.8 MB). Peak memory consumption was 184.0 MB. Max. memory is 11.5 GB. * Witness Printer took 127.44 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: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 863]: 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: 692]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || splverifierCounter == 0) || !(systemActive == 1) - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: !(0 == pumpRunning) || !(systemActive == 1) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 21 procedures, 106 locations, 1 error locations. SAFE Result, 3.2s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 0.7s AutomataDifference, 0.0s DeadEndRemovalTime, 1.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 385 SDtfs, 144 SDslu, 482 SDs, 0 SdLazy, 132 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=106occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 125 PreInvPairs, 132 NumberOfFragments, 139 HoareAnnotationTreeSize, 125 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 43 FomulaSimplificationsInter, 402 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 249 ConstructedInterpolants, 0 QuantifiedInterpolants, 25865 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...