./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product26_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_89a53369-a6aa-417b-838d-6b85ca38928d/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_89a53369-a6aa-417b-838d-6b85ca38928d/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_89a53369-a6aa-417b-838d-6b85ca38928d/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_89a53369-a6aa-417b-838d-6b85ca38928d/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product26_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_89a53369-a6aa-417b-838d-6b85ca38928d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_89a53369-a6aa-417b-838d-6b85ca38928d/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 2f4238b880349218219a89e1d8f45e6533ff8d7c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-03 01:55:53,410 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 01:55:53,411 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 01:55:53,418 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 01:55:53,418 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 01:55:53,419 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 01:55:53,420 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 01:55:53,420 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 01:55:53,421 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 01:55:53,422 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 01:55:53,422 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 01:55:53,422 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 01:55:53,423 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 01:55:53,424 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 01:55:53,424 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 01:55:53,425 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 01:55:53,425 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 01:55:53,426 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 01:55:53,427 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 01:55:53,428 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 01:55:53,429 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 01:55:53,429 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 01:55:53,431 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 01:55:53,431 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 01:55:53,431 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 01:55:53,432 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 01:55:53,432 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 01:55:53,433 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 01:55:53,433 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 01:55:53,434 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 01:55:53,434 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 01:55:53,434 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 01:55:53,434 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 01:55:53,434 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 01:55:53,435 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 01:55:53,436 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 01:55:53,436 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_89a53369-a6aa-417b-838d-6b85ca38928d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-03 01:55:53,443 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 01:55:53,444 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 01:55:53,444 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 01:55:53,444 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 01:55:53,444 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 01:55:53,445 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 01:55:53,445 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 01:55:53,445 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 01:55:53,445 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 01:55:53,445 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-03 01:55:53,445 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 01:55:53,445 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-03 01:55:53,445 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 01:55:53,446 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 01:55:53,446 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 01:55:53,446 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 01:55:53,446 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 01:55:53,446 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 01:55:53,446 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 01:55:53,446 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 01:55:53,446 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 01:55:53,446 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 01:55:53,447 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 01:55:53,447 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 01:55:53,447 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 01:55:53,447 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 01:55:53,447 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 01:55:53,447 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 01:55:53,447 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 01:55:53,447 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 01:55:53,447 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 01:55:53,447 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 01:55:53,448 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 01:55:53,448 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 01:55:53,448 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 01:55:53,448 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 01:55:53,448 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_89a53369-a6aa-417b-838d-6b85ca38928d/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 -> 2f4238b880349218219a89e1d8f45e6533ff8d7c [2018-12-03 01:55:53,469 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 01:55:53,476 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 01:55:53,479 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 01:55:53,480 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 01:55:53,480 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 01:55:53,480 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_89a53369-a6aa-417b-838d-6b85ca38928d/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product26_true-unreach-call_false-termination.cil.c [2018-12-03 01:55:53,516 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_89a53369-a6aa-417b-838d-6b85ca38928d/bin-2019/utaipan/data/67d1b9742/9314fcc47d00438f9e0930d27a121c45/FLAG0778ebf3e [2018-12-03 01:55:53,811 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 01:55:53,811 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_89a53369-a6aa-417b-838d-6b85ca38928d/sv-benchmarks/c/product-lines/minepump_spec4_product26_true-unreach-call_false-termination.cil.c [2018-12-03 01:55:53,817 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_89a53369-a6aa-417b-838d-6b85ca38928d/bin-2019/utaipan/data/67d1b9742/9314fcc47d00438f9e0930d27a121c45/FLAG0778ebf3e [2018-12-03 01:55:54,240 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_89a53369-a6aa-417b-838d-6b85ca38928d/bin-2019/utaipan/data/67d1b9742/9314fcc47d00438f9e0930d27a121c45 [2018-12-03 01:55:54,243 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 01:55:54,244 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 01:55:54,245 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 01:55:54,245 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 01:55:54,248 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 01:55:54,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:55:54" (1/1) ... [2018-12-03 01:55:54,250 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53463ee1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:54, skipping insertion in model container [2018-12-03 01:55:54,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:55:54" (1/1) ... [2018-12-03 01:55:54,256 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 01:55:54,278 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 01:55:54,423 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 01:55:54,431 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 01:55:54,512 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 01:55:54,529 INFO L195 MainTranslator]: Completed translation [2018-12-03 01:55:54,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:54 WrapperNode [2018-12-03 01:55:54,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 01:55:54,530 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 01:55:54,530 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 01:55:54,530 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 01:55:54,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:54" (1/1) ... [2018-12-03 01:55:54,547 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:54" (1/1) ... [2018-12-03 01:55:54,552 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 01:55:54,553 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 01:55:54,553 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 01:55:54,553 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 01:55:54,559 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:54" (1/1) ... [2018-12-03 01:55:54,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:54" (1/1) ... [2018-12-03 01:55:54,561 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:54" (1/1) ... [2018-12-03 01:55:54,562 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:54" (1/1) ... [2018-12-03 01:55:54,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:54" (1/1) ... [2018-12-03 01:55:54,573 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:54" (1/1) ... [2018-12-03 01:55:54,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:54" (1/1) ... [2018-12-03 01:55:54,578 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 01:55:54,578 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 01:55:54,578 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 01:55:54,578 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 01:55:54,579 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_89a53369-a6aa-417b-838d-6b85ca38928d/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 [2018-12-03 01:55:54,614 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-03 01:55:54,615 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-03 01:55:54,615 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-12-03 01:55:54,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-12-03 01:55:54,615 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-03 01:55:54,615 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-03 01:55:54,615 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-12-03 01:55:54,615 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-12-03 01:55:54,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-03 01:55:54,615 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-03 01:55:54,615 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-03 01:55:54,616 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-03 01:55:54,616 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-03 01:55:54,616 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-03 01:55:54,616 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-03 01:55:54,616 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-03 01:55:54,616 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-03 01:55:54,616 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-12-03 01:55:54,616 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-12-03 01:55:54,616 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-03 01:55:54,616 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-03 01:55:54,616 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-03 01:55:54,616 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-03 01:55:54,617 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-03 01:55:54,617 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-03 01:55:54,617 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-03 01:55:54,617 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-03 01:55:54,617 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-03 01:55:54,617 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-03 01:55:54,617 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-03 01:55:54,617 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-03 01:55:54,617 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-03 01:55:54,617 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-03 01:55:54,617 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-03 01:55:54,617 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-03 01:55:54,617 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-03 01:55:54,617 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-03 01:55:54,618 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-03 01:55:54,618 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-03 01:55:54,618 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-03 01:55:54,618 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-03 01:55:54,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-03 01:55:54,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-03 01:55:54,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-03 01:55:54,618 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-03 01:55:54,618 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-03 01:55:54,618 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-03 01:55:54,618 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-03 01:55:54,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 01:55:54,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 01:55:54,872 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 01:55:54,872 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-03 01:55:54,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:55:54 BoogieIcfgContainer [2018-12-03 01:55:54,872 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 01:55:54,873 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 01:55:54,873 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 01:55:54,875 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 01:55:54,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.12 01:55:54" (1/3) ... [2018-12-03 01:55:54,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31cc4866 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 01:55:54, skipping insertion in model container [2018-12-03 01:55:54,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:55:54" (2/3) ... [2018-12-03 01:55:54,876 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31cc4866 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 01:55:54, skipping insertion in model container [2018-12-03 01:55:54,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:55:54" (3/3) ... [2018-12-03 01:55:54,877 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product26_true-unreach-call_false-termination.cil.c [2018-12-03 01:55:54,883 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 01:55:54,888 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-03 01:55:54,897 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-03 01:55:54,915 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 01:55:54,915 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 01:55:54,915 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 01:55:54,915 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 01:55:54,915 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 01:55:54,915 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 01:55:54,915 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 01:55:54,915 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 01:55:54,926 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-12-03 01:55:54,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-03 01:55:54,931 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:55:54,931 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:55:54,933 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:55:54,936 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:55:54,936 INFO L82 PathProgramCache]: Analyzing trace with hash 593632274, now seen corresponding path program 1 times [2018-12-03 01:55:54,937 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:55:54,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:55:54,966 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:55:54,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:55:54,966 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:55:55,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:55:55,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:55:55,071 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 01:55:55,071 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-03 01:55:55,071 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 01:55:55,074 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-03 01:55:55,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-03 01:55:55,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-03 01:55:55,083 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 2 states. [2018-12-03 01:55:55,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:55:55,104 INFO L93 Difference]: Finished difference Result 216 states and 267 transitions. [2018-12-03 01:55:55,104 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-03 01:55:55,104 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-12-03 01:55:55,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:55:55,111 INFO L225 Difference]: With dead ends: 216 [2018-12-03 01:55:55,111 INFO L226 Difference]: Without dead ends: 108 [2018-12-03 01:55:55,113 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-03 01:55:55,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2018-12-03 01:55:55,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2018-12-03 01:55:55,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2018-12-03 01:55:55,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 125 transitions. [2018-12-03 01:55:55,141 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 125 transitions. Word has length 46 [2018-12-03 01:55:55,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:55:55,141 INFO L480 AbstractCegarLoop]: Abstraction has 108 states and 125 transitions. [2018-12-03 01:55:55,141 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-03 01:55:55,141 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 125 transitions. [2018-12-03 01:55:55,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-03 01:55:55,143 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:55:55,143 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:55:55,143 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:55:55,144 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:55:55,144 INFO L82 PathProgramCache]: Analyzing trace with hash -76082014, now seen corresponding path program 1 times [2018-12-03 01:55:55,144 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:55:55,144 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:55:55,145 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:55:55,145 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:55:55,145 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:55:55,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:55:55,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:55:55,204 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 01:55:55,204 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-03 01:55:55,204 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 01:55:55,205 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 01:55:55,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 01:55:55,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 01:55:55,205 INFO L87 Difference]: Start difference. First operand 108 states and 125 transitions. Second operand 3 states. [2018-12-03 01:55:55,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:55:55,216 INFO L93 Difference]: Finished difference Result 161 states and 185 transitions. [2018-12-03 01:55:55,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 01:55:55,216 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-12-03 01:55:55,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:55:55,217 INFO L225 Difference]: With dead ends: 161 [2018-12-03 01:55:55,217 INFO L226 Difference]: Without dead ends: 99 [2018-12-03 01:55:55,218 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 01:55:55,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2018-12-03 01:55:55,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2018-12-03 01:55:55,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2018-12-03 01:55:55,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 113 transitions. [2018-12-03 01:55:55,224 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 113 transitions. Word has length 47 [2018-12-03 01:55:55,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:55:55,224 INFO L480 AbstractCegarLoop]: Abstraction has 99 states and 113 transitions. [2018-12-03 01:55:55,224 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 01:55:55,224 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 113 transitions. [2018-12-03 01:55:55,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-03 01:55:55,225 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:55:55,225 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:55:55,225 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:55:55,225 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:55:55,225 INFO L82 PathProgramCache]: Analyzing trace with hash -405028804, now seen corresponding path program 1 times [2018-12-03 01:55:55,225 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:55:55,226 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:55:55,226 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:55:55,226 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:55:55,226 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:55:55,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:55:55,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:55:55,307 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 01:55:55,307 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 01:55:55,307 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 01:55:55,308 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-03 01:55:55,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-03 01:55:55,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-03 01:55:55,308 INFO L87 Difference]: Start difference. First operand 99 states and 113 transitions. Second operand 7 states. [2018-12-03 01:55:55,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:55:55,453 INFO L93 Difference]: Finished difference Result 174 states and 203 transitions. [2018-12-03 01:55:55,453 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-03 01:55:55,453 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-12-03 01:55:55,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:55:55,454 INFO L225 Difference]: With dead ends: 174 [2018-12-03 01:55:55,454 INFO L226 Difference]: Without dead ends: 99 [2018-12-03 01:55:55,455 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-03 01:55:55,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2018-12-03 01:55:55,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2018-12-03 01:55:55,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2018-12-03 01:55:55,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 112 transitions. [2018-12-03 01:55:55,461 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 112 transitions. Word has length 52 [2018-12-03 01:55:55,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:55:55,461 INFO L480 AbstractCegarLoop]: Abstraction has 99 states and 112 transitions. [2018-12-03 01:55:55,461 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-03 01:55:55,461 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 112 transitions. [2018-12-03 01:55:55,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-03 01:55:55,462 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:55:55,462 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:55:55,462 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:55:55,463 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:55:55,463 INFO L82 PathProgramCache]: Analyzing trace with hash -1637515993, now seen corresponding path program 1 times [2018-12-03 01:55:55,463 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:55:55,463 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:55:55,463 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:55:55,464 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:55:55,464 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:55:55,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:55:55,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:55:55,551 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 01:55:55,552 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-03 01:55:55,552 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 01:55:55,552 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 01:55:55,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 01:55:55,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-03 01:55:55,553 INFO L87 Difference]: Start difference. First operand 99 states and 112 transitions. Second operand 10 states. [2018-12-03 01:55:55,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:55:55,840 INFO L93 Difference]: Finished difference Result 304 states and 369 transitions. [2018-12-03 01:55:55,840 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-03 01:55:55,840 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 60 [2018-12-03 01:55:55,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:55:55,843 INFO L225 Difference]: With dead ends: 304 [2018-12-03 01:55:55,843 INFO L226 Difference]: Without dead ends: 229 [2018-12-03 01:55:55,844 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-12-03 01:55:55,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2018-12-03 01:55:55,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 225. [2018-12-03 01:55:55,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2018-12-03 01:55:55,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 264 transitions. [2018-12-03 01:55:55,867 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 264 transitions. Word has length 60 [2018-12-03 01:55:55,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:55:55,868 INFO L480 AbstractCegarLoop]: Abstraction has 225 states and 264 transitions. [2018-12-03 01:55:55,868 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 01:55:55,868 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 264 transitions. [2018-12-03 01:55:55,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-03 01:55:55,870 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:55:55,870 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:55:55,870 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:55:55,870 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:55:55,870 INFO L82 PathProgramCache]: Analyzing trace with hash -232961715, now seen corresponding path program 1 times [2018-12-03 01:55:55,871 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:55:55,871 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:55:55,871 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:55:55,871 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:55:55,872 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:55:55,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:55:55,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:55:55,926 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 01:55:55,926 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-03 01:55:55,926 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 01:55:55,927 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 01:55:55,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 01:55:55,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 01:55:55,927 INFO L87 Difference]: Start difference. First operand 225 states and 264 transitions. Second operand 3 states. [2018-12-03 01:55:55,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:55:55,938 INFO L93 Difference]: Finished difference Result 362 states and 433 transitions. [2018-12-03 01:55:55,938 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 01:55:55,938 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2018-12-03 01:55:55,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:55:55,939 INFO L225 Difference]: With dead ends: 362 [2018-12-03 01:55:55,939 INFO L226 Difference]: Without dead ends: 161 [2018-12-03 01:55:55,940 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 01:55:55,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2018-12-03 01:55:55,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2018-12-03 01:55:55,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2018-12-03 01:55:55,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 179 transitions. [2018-12-03 01:55:55,947 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 179 transitions. Word has length 64 [2018-12-03 01:55:55,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:55:55,947 INFO L480 AbstractCegarLoop]: Abstraction has 161 states and 179 transitions. [2018-12-03 01:55:55,947 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 01:55:55,947 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 179 transitions. [2018-12-03 01:55:55,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-03 01:55:55,948 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:55:55,948 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:55:55,948 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:55:55,948 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:55:55,948 INFO L82 PathProgramCache]: Analyzing trace with hash -1995005835, now seen corresponding path program 1 times [2018-12-03 01:55:55,948 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:55:55,949 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:55:55,949 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:55:55,949 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:55:55,949 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:55:55,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:55:56,021 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-03 01:55:56,021 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:55:56,022 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 01:55:56,022 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 101 with the following transitions: [2018-12-03 01:55:56,023 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [5], [8], [10], [13], [19], [21], [22], [26], [29], [37], [38], [50], [55], [70], [73], [74], [75], [84], [88], [92], [95], [100], [106], [108], [114], [117], [129], [130], [131], [132], [171], [175], [181], [189], [197], [201], [202], [205], [206], [207], [208], [209], [211], [212], [213], [214], [215], [216], [217], [218], [219], [223], [231], [232], [233], [234], [239], [240], [249], [250], [251], [252], [253], [254], [255] [2018-12-03 01:55:56,049 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 01:55:56,049 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 01:55:56,354 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-03 01:55:56,355 INFO L272 AbstractInterpreter]: Visited 61 different actions 69 times. Merged at 5 different actions 5 times. Never widened. Performed 2588 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2588 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 133 variables. [2018-12-03 01:55:56,360 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:55:56,361 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-03 01:55:56,555 INFO L227 lantSequenceWeakener]: Weakened 90 states. On average, predicates are now at 97.36% of their original sizes. [2018-12-03 01:55:56,555 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-03 01:55:56,650 INFO L418 sIntCurrentIteration]: We unified 99 AI predicates to 99 [2018-12-03 01:55:56,650 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-03 01:55:56,651 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-03 01:55:56,651 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [17] imperfect sequences [7] total 22 [2018-12-03 01:55:56,651 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 01:55:56,651 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-12-03 01:55:56,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-12-03 01:55:56,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2018-12-03 01:55:56,652 INFO L87 Difference]: Start difference. First operand 161 states and 179 transitions. Second operand 17 states. [2018-12-03 01:55:57,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:55:57,899 INFO L93 Difference]: Finished difference Result 205 states and 230 transitions. [2018-12-03 01:55:57,900 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-03 01:55:57,900 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 100 [2018-12-03 01:55:57,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:55:57,900 INFO L225 Difference]: With dead ends: 205 [2018-12-03 01:55:57,900 INFO L226 Difference]: Without dead ends: 0 [2018-12-03 01:55:57,901 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 100 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2018-12-03 01:55:57,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-03 01:55:57,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-03 01:55:57,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-03 01:55:57,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-03 01:55:57,901 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 100 [2018-12-03 01:55:57,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:55:57,902 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-03 01:55:57,902 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-12-03 01:55:57,902 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-03 01:55:57,902 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-03 01:55:57,904 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-03 01:55:58,522 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 216 223) the Hoare annotation is: true [2018-12-03 01:55:58,522 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 216 223) no Hoare annotation was computed. [2018-12-03 01:55:58,522 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 216 223) no Hoare annotation was computed. [2018-12-03 01:55:58,523 INFO L444 ceAbstractionStarter]: At program point L184(line 184) 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))))) [2018-12-03 01:55:58,523 INFO L448 ceAbstractionStarter]: For program point L184-1(lines 165 189) no Hoare annotation was computed. [2018-12-03 01:55:58,523 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 165 189) no Hoare annotation was computed. [2018-12-03 01:55:58,523 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 165 189) 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))))) [2018-12-03 01:55:58,523 INFO L444 ceAbstractionStarter]: At program point L179(line 179) 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))))) [2018-12-03 01:55:58,523 INFO L444 ceAbstractionStarter]: At program point L175(line 175) 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))))) [2018-12-03 01:55:58,523 INFO L448 ceAbstractionStarter]: For program point L173(lines 173 181) no Hoare annotation was computed. [2018-12-03 01:55:58,523 INFO L444 ceAbstractionStarter]: At program point L171(line 171) 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))))) [2018-12-03 01:55:58,523 INFO L448 ceAbstractionStarter]: For program point L171-1(line 171) no Hoare annotation was computed. [2018-12-03 01:55:58,523 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 186) no Hoare annotation was computed. [2018-12-03 01:55:58,523 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 445 451) the Hoare annotation is: true [2018-12-03 01:55:58,523 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 445 451) no Hoare annotation was computed. [2018-12-03 01:55:58,524 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 157 163) no Hoare annotation was computed. [2018-12-03 01:55:58,524 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 157 163) the Hoare annotation is: true [2018-12-03 01:55:58,524 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 452 460) no Hoare annotation was computed. [2018-12-03 01:55:58,524 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 452 460) the Hoare annotation is: true [2018-12-03 01:55:58,524 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 452 460) no Hoare annotation was computed. [2018-12-03 01:55:58,524 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 54 119) 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))) [2018-12-03 01:55:58,524 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 54 119) no Hoare annotation was computed. [2018-12-03 01:55:58,524 INFO L444 ceAbstractionStarter]: At program point L112(lines 63 113) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-03 01:55:58,524 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 106) no Hoare annotation was computed. [2018-12-03 01:55:58,524 INFO L444 ceAbstractionStarter]: At program point L102-2(lines 94 107) 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)))) [2018-12-03 01:55:58,524 INFO L448 ceAbstractionStarter]: For program point L65(lines 64 111) no Hoare annotation was computed. [2018-12-03 01:55:58,524 INFO L444 ceAbstractionStarter]: At program point L96(line 96) 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)))) [2018-12-03 01:55:58,524 INFO L448 ceAbstractionStarter]: For program point L94(lines 94 107) no Hoare annotation was computed. [2018-12-03 01:55:58,524 INFO L444 ceAbstractionStarter]: At program point L86(line 86) 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)))) [2018-12-03 01:55:58,524 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 90) no Hoare annotation was computed. [2018-12-03 01:55:58,524 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 84 90) no Hoare annotation was computed. [2018-12-03 01:55:58,525 INFO L444 ceAbstractionStarter]: At program point L109(lines 64 111) 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)))) [2018-12-03 01:55:58,525 INFO L444 ceAbstractionStarter]: At program point L76(line 76) 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)))) [2018-12-03 01:55:58,525 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 80) no Hoare annotation was computed. [2018-12-03 01:55:58,525 INFO L448 ceAbstractionStarter]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2018-12-03 01:55:58,525 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 54 119) no Hoare annotation was computed. [2018-12-03 01:55:58,525 INFO L448 ceAbstractionStarter]: For program point L66(lines 66 70) no Hoare annotation was computed. [2018-12-03 01:55:58,525 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 398 422) the Hoare annotation is: true [2018-12-03 01:55:58,525 INFO L444 ceAbstractionStarter]: At program point L412(line 412) 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))))) [2018-12-03 01:55:58,525 INFO L448 ceAbstractionStarter]: For program point L410(lines 410 416) no Hoare annotation was computed. [2018-12-03 01:55:58,525 INFO L444 ceAbstractionStarter]: At program point L408(line 408) 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))))) [2018-12-03 01:55:58,525 INFO L448 ceAbstractionStarter]: For program point L408-1(line 408) no Hoare annotation was computed. [2018-12-03 01:55:58,525 INFO L448 ceAbstractionStarter]: For program point L406(lines 406 419) no Hoare annotation was computed. [2018-12-03 01:55:58,525 INFO L448 ceAbstractionStarter]: For program point L406-1(lines 398 422) no Hoare annotation was computed. [2018-12-03 01:55:58,525 INFO L451 ceAbstractionStarter]: At program point L404(line 404) the Hoare annotation is: true [2018-12-03 01:55:58,525 INFO L448 ceAbstractionStarter]: For program point L404-1(line 404) no Hoare annotation was computed. [2018-12-03 01:55:58,525 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 398 422) no Hoare annotation was computed. [2018-12-03 01:55:58,525 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 900 922) 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))) [2018-12-03 01:55:58,526 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 900 922) no Hoare annotation was computed. [2018-12-03 01:55:58,526 INFO L444 ceAbstractionStarter]: At program point L912(line 912) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= main_~tmp~8 ~systemActive~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-03 01:55:58,526 INFO L444 ceAbstractionStarter]: At program point L912-1(line 912) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= main_~tmp~8 ~systemActive~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-03 01:55:58,526 INFO L448 ceAbstractionStarter]: For program point L910(lines 910 917) no Hoare annotation was computed. [2018-12-03 01:55:58,526 INFO L448 ceAbstractionStarter]: For program point L910-1(lines 910 917) no Hoare annotation was computed. [2018-12-03 01:55:58,526 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 900 922) no Hoare annotation was computed. [2018-12-03 01:55:58,526 INFO L448 ceAbstractionStarter]: For program point L908(line 908) no Hoare annotation was computed. [2018-12-03 01:55:58,526 INFO L444 ceAbstractionStarter]: At program point L907(line 907) 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))) [2018-12-03 01:55:58,526 INFO L444 ceAbstractionStarter]: At program point L906(line 906) 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))) [2018-12-03 01:55:58,526 INFO L444 ceAbstractionStarter]: At program point L906-1(line 906) 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))) [2018-12-03 01:55:58,526 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 235 243) no Hoare annotation was computed. [2018-12-03 01:55:58,526 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 235 243) the Hoare annotation is: true [2018-12-03 01:55:58,526 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 235 243) no Hoare annotation was computed. [2018-12-03 01:55:58,526 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 388 396) no Hoare annotation was computed. [2018-12-03 01:55:58,526 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 388 396) the Hoare annotation is: true [2018-12-03 01:55:58,526 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 388 396) no Hoare annotation was computed. [2018-12-03 01:55:58,526 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-03 01:55:58,526 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-03 01:55:58,527 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-03 01:55:58,527 INFO L448 ceAbstractionStarter]: For program point L289(lines 289 293) no Hoare annotation was computed. [2018-12-03 01:55:58,527 INFO L451 ceAbstractionStarter]: At program point L287(line 287) the Hoare annotation is: true [2018-12-03 01:55:58,527 INFO L448 ceAbstractionStarter]: For program point L289-2(lines 289 293) no Hoare annotation was computed. [2018-12-03 01:55:58,527 INFO L448 ceAbstractionStarter]: For program point L287-1(line 287) no Hoare annotation was computed. [2018-12-03 01:55:58,527 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 280 298) the Hoare annotation is: true [2018-12-03 01:55:58,527 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 280 298) no Hoare annotation was computed. [2018-12-03 01:55:58,527 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 280 298) no Hoare annotation was computed. [2018-12-03 01:55:58,527 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 379 387) the Hoare annotation is: true [2018-12-03 01:55:58,527 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 379 387) no Hoare annotation was computed. [2018-12-03 01:55:58,527 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 379 387) no Hoare annotation was computed. [2018-12-03 01:55:58,527 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 335 346) the Hoare annotation is: true [2018-12-03 01:55:58,527 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 335 346) no Hoare annotation was computed. [2018-12-03 01:55:58,527 INFO L448 ceAbstractionStarter]: For program point L339-1(lines 335 346) no Hoare annotation was computed. [2018-12-03 01:55:58,527 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 829 858) no Hoare annotation was computed. [2018-12-03 01:55:58,527 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 829 858) the Hoare annotation is: true [2018-12-03 01:55:58,527 INFO L451 ceAbstractionStarter]: At program point L854(lines 829 858) the Hoare annotation is: true [2018-12-03 01:55:58,527 INFO L448 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-12-03 01:55:58,528 INFO L448 ceAbstractionStarter]: For program point L843(lines 843 847) no Hoare annotation was computed. [2018-12-03 01:55:58,528 INFO L451 ceAbstractionStarter]: At program point L843-1(lines 843 847) the Hoare annotation is: true [2018-12-03 01:55:58,528 INFO L448 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-12-03 01:55:58,528 INFO L451 ceAbstractionStarter]: At program point L839-2(lines 839 853) the Hoare annotation is: true [2018-12-03 01:55:58,528 INFO L451 ceAbstractionStarter]: At program point L835(line 835) the Hoare annotation is: true [2018-12-03 01:55:58,528 INFO L448 ceAbstractionStarter]: For program point L835-1(line 835) no Hoare annotation was computed. [2018-12-03 01:55:58,528 INFO L444 ceAbstractionStarter]: At program point L146(line 146) 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))))) [2018-12-03 01:55:58,528 INFO L444 ceAbstractionStarter]: At program point L144(lines 144 150) 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))))) [2018-12-03 01:55:58,528 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 133 156) 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))))) [2018-12-03 01:55:58,528 INFO L444 ceAbstractionStarter]: At program point L139(line 139) 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))))) [2018-12-03 01:55:58,528 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 133 156) no Hoare annotation was computed. [2018-12-03 01:55:58,528 INFO L448 ceAbstractionStarter]: For program point L137(lines 136 155) no Hoare annotation was computed. [2018-12-03 01:55:58,528 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 133 156) no Hoare annotation was computed. [2018-12-03 01:55:58,528 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 311 322) the Hoare annotation is: true [2018-12-03 01:55:58,528 INFO L448 ceAbstractionStarter]: For program point L315-1(lines 311 322) no Hoare annotation was computed. [2018-12-03 01:55:58,528 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 311 322) no Hoare annotation was computed. [2018-12-03 01:55:58,528 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 438 444) no Hoare annotation was computed. [2018-12-03 01:55:58,528 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 438 444) the Hoare annotation is: true [2018-12-03 01:55:58,529 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 883 889) no Hoare annotation was computed. [2018-12-03 01:55:58,529 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 883 889) the Hoare annotation is: true [2018-12-03 01:55:58,529 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-03 01:55:58,529 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-03 01:55:58,529 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-03 01:55:58,529 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-03 01:55:58,529 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 299 306) no Hoare annotation was computed. [2018-12-03 01:55:58,529 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 299 306) 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))))) [2018-12-03 01:55:58,529 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 299 306) no Hoare annotation was computed. [2018-12-03 01:55:58,529 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 323 334) no Hoare annotation was computed. [2018-12-03 01:55:58,529 INFO L448 ceAbstractionStarter]: For program point L327-1(lines 323 334) no Hoare annotation was computed. [2018-12-03 01:55:58,529 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 323 334) 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))))) [2018-12-03 01:55:58,529 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-12-03 01:55:58,529 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-12-03 01:55:58,529 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-12-03 01:55:58,529 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-12-03 01:55:58,530 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 890 899) 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))) [2018-12-03 01:55:58,530 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 890 899) no Hoare annotation was computed. [2018-12-03 01:55:58,530 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 890 899) no Hoare annotation was computed. [2018-12-03 01:55:58,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.12 01:55:58 BoogieIcfgContainer [2018-12-03 01:55:58,537 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-03 01:55:58,537 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-03 01:55:58,537 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-03 01:55:58,537 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-03 01:55:58,537 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:55:54" (3/4) ... [2018-12-03 01:55:58,540 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-03 01:55:58,543 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-03 01:55:58,543 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-03 01:55:58,543 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-03 01:55:58,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-03 01:55:58,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-03 01:55:58,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-03 01:55:58,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-12-03 01:55:58,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-03 01:55:58,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-12-03 01:55:58,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-03 01:55:58,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-03 01:55:58,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-12-03 01:55:58,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-03 01:55:58,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-03 01:55:58,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-03 01:55:58,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-03 01:55:58,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-03 01:55:58,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-03 01:55:58,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-03 01:55:58,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-03 01:55:58,545 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-03 01:55:58,545 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-03 01:55:58,545 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-03 01:55:58,548 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2018-12-03 01:55:58,549 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-03 01:55:58,549 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-03 01:55:58,549 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-03 01:55:58,549 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-03 01:55:58,549 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-03 01:55:58,565 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel == 2 && pumpRunning == 0) && systemActive == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || (((waterLevel == 1 && pumpRunning == 0) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-12-03 01:55:58,565 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-12-03 01:55:58,585 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_89a53369-a6aa-417b-838d-6b85ca38928d/bin-2019/utaipan/witness.graphml [2018-12-03 01:55:58,585 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-03 01:55:58,586 INFO L168 Benchmark]: Toolchain (without parser) took 4342.35 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 254.3 MB). Free memory was 951.3 MB in the beginning and 840.3 MB in the end (delta: 111.0 MB). Peak memory consumption was 365.3 MB. Max. memory is 11.5 GB. [2018-12-03 01:55:58,587 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 01:55:58,587 INFO L168 Benchmark]: CACSL2BoogieTranslator took 284.71 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 80.2 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -112.5 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-12-03 01:55:58,587 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.45 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-03 01:55:58,587 INFO L168 Benchmark]: Boogie Preprocessor took 25.47 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 01:55:58,587 INFO L168 Benchmark]: RCFGBuilder took 294.13 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 46.8 MB). Peak memory consumption was 46.8 MB. Max. memory is 11.5 GB. [2018-12-03 01:55:58,587 INFO L168 Benchmark]: TraceAbstraction took 3663.83 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 174.1 MB). Free memory was 1.0 GB in the beginning and 849.9 MB in the end (delta: 163.5 MB). Peak memory consumption was 337.6 MB. Max. memory is 11.5 GB. [2018-12-03 01:55:58,587 INFO L168 Benchmark]: Witness Printer took 48.49 ms. Allocated memory is still 1.3 GB. Free memory was 849.9 MB in the beginning and 840.3 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 11.5 GB. [2018-12-03 01:55:58,588 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 284.71 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 80.2 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -112.5 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.45 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.47 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 294.13 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 46.8 MB). Peak memory consumption was 46.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3663.83 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 174.1 MB). Free memory was 1.0 GB in the beginning and 849.9 MB in the end (delta: 163.5 MB). Peak memory consumption was 337.6 MB. Max. memory is 11.5 GB. * Witness Printer took 48.49 ms. Allocated memory is still 1.3 GB. Free memory was 849.9 MB in the beginning and 840.3 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 63]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: 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: 839]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 24 procedures, 121 locations, 1 error locations. SAFE Result, 3.6s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 1.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 665 SDtfs, 494 SDslu, 1591 SDs, 0 SdLazy, 575 SolverSat, 115 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 148 GetRequests, 104 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=225occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.3s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9971998816798574 AbsIntWeakeningRatio, 0.9696969696969697 AbsIntAvgWeakeningVarsNumRemoved, 89.44444444444444 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 290 PreInvPairs, 305 NumberOfFragments, 848 HoareAnnotationTreeSize, 290 FomulaSimplifications, 166 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 669 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 369 NumberOfCodeBlocks, 369 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 363 ConstructedInterpolants, 0 QuantifiedInterpolants, 48871 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 28/32 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...