./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product05_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_161ad64e-c62a-4619-91e6-f2074786e1e9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_161ad64e-c62a-4619-91e6-f2074786e1e9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_161ad64e-c62a-4619-91e6-f2074786e1e9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_161ad64e-c62a-4619-91e6-f2074786e1e9/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product05_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_161ad64e-c62a-4619-91e6-f2074786e1e9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_161ad64e-c62a-4619-91e6-f2074786e1e9/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 229890f5f6e9af6d15d776f98b90421cce07d395 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 19:48:41,382 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 19:48:41,383 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 19:48:41,393 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 19:48:41,393 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 19:48:41,394 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 19:48:41,395 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 19:48:41,396 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 19:48:41,398 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 19:48:41,399 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 19:48:41,399 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 19:48:41,399 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 19:48:41,400 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 19:48:41,401 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 19:48:41,402 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 19:48:41,402 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 19:48:41,403 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 19:48:41,404 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 19:48:41,406 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 19:48:41,407 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 19:48:41,408 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 19:48:41,409 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 19:48:41,411 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 19:48:41,411 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 19:48:41,411 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 19:48:41,412 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 19:48:41,413 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 19:48:41,414 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 19:48:41,414 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 19:48:41,415 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 19:48:41,415 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 19:48:41,416 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 19:48:41,416 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 19:48:41,416 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 19:48:41,417 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 19:48:41,418 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 19:48:41,418 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_161ad64e-c62a-4619-91e6-f2074786e1e9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-26 19:48:41,428 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 19:48:41,429 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 19:48:41,429 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 19:48:41,429 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 19:48:41,429 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 19:48:41,430 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 19:48:41,430 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-26 19:48:41,430 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 19:48:41,430 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-26 19:48:41,430 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-26 19:48:41,430 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 19:48:41,431 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 19:48:41,431 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 19:48:41,431 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 19:48:41,431 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 19:48:41,431 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 19:48:41,431 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 19:48:41,432 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 19:48:41,432 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 19:48:41,432 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 19:48:41,432 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 19:48:41,434 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 19:48:41,434 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 19:48:41,434 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 19:48:41,434 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 19:48:41,435 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 19:48:41,435 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 19:48:41,435 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 19:48:41,435 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 19:48:41,435 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 19:48:41,435 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-26 19:48:41,435 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 19:48:41,435 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 19:48:41,436 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 19:48:41,436 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_161ad64e-c62a-4619-91e6-f2074786e1e9/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 -> 229890f5f6e9af6d15d776f98b90421cce07d395 [2018-10-26 19:48:41,463 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 19:48:41,473 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 19:48:41,475 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 19:48:41,477 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 19:48:41,477 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 19:48:41,478 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_161ad64e-c62a-4619-91e6-f2074786e1e9/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product05_true-unreach-call_false-termination.cil.c [2018-10-26 19:48:41,522 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_161ad64e-c62a-4619-91e6-f2074786e1e9/bin-2019/utaipan/data/86079bfbf/2d22e0b933ce4b5db31c35ceba683d1c/FLAGa65faccfd [2018-10-26 19:48:41,933 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 19:48:41,933 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_161ad64e-c62a-4619-91e6-f2074786e1e9/sv-benchmarks/c/product-lines/minepump_spec4_product05_true-unreach-call_false-termination.cil.c [2018-10-26 19:48:41,943 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_161ad64e-c62a-4619-91e6-f2074786e1e9/bin-2019/utaipan/data/86079bfbf/2d22e0b933ce4b5db31c35ceba683d1c/FLAGa65faccfd [2018-10-26 19:48:41,956 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_161ad64e-c62a-4619-91e6-f2074786e1e9/bin-2019/utaipan/data/86079bfbf/2d22e0b933ce4b5db31c35ceba683d1c [2018-10-26 19:48:41,961 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 19:48:41,964 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 19:48:41,964 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 19:48:41,965 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 19:48:41,968 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 19:48:41,969 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:48:41" (1/1) ... [2018-10-26 19:48:41,971 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45c90e0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:48:41, skipping insertion in model container [2018-10-26 19:48:41,971 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:48:41" (1/1) ... [2018-10-26 19:48:41,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 19:48:42,017 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 19:48:42,238 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:48:42,247 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 19:48:42,339 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:48:42,366 INFO L193 MainTranslator]: Completed translation [2018-10-26 19:48:42,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:48:42 WrapperNode [2018-10-26 19:48:42,367 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 19:48:42,368 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 19:48:42,368 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 19:48:42,368 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 19:48:42,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:48:42" (1/1) ... [2018-10-26 19:48:42,393 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:48:42" (1/1) ... [2018-10-26 19:48:42,494 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 19:48:42,495 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 19:48:42,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 19:48:42,495 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 19:48:42,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:48:42" (1/1) ... [2018-10-26 19:48:42,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:48:42" (1/1) ... [2018-10-26 19:48:42,508 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:48:42" (1/1) ... [2018-10-26 19:48:42,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:48:42" (1/1) ... [2018-10-26 19:48:42,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:48:42" (1/1) ... [2018-10-26 19:48:42,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:48:42" (1/1) ... [2018-10-26 19:48:42,542 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:48:42" (1/1) ... [2018-10-26 19:48:42,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 19:48:42,551 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 19:48:42,551 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 19:48:42,551 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 19:48:42,551 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:48:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_161ad64e-c62a-4619-91e6-f2074786e1e9/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 19:48:42,606 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-10-26 19:48:42,606 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-10-26 19:48:42,607 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-10-26 19:48:42,607 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-10-26 19:48:42,607 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-10-26 19:48:42,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-10-26 19:48:42,607 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 19:48:42,607 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 19:48:42,607 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-10-26 19:48:42,608 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-10-26 19:48:42,608 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-10-26 19:48:42,608 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-10-26 19:48:42,608 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-10-26 19:48:42,608 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-10-26 19:48:42,608 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-10-26 19:48:42,608 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-10-26 19:48:42,608 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-10-26 19:48:42,608 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-10-26 19:48:42,609 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-10-26 19:48:42,609 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-10-26 19:48:42,609 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-10-26 19:48:42,609 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-10-26 19:48:42,609 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-10-26 19:48:42,609 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-10-26 19:48:42,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 19:48:42,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 19:48:42,609 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-10-26 19:48:42,610 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-10-26 19:48:42,610 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-10-26 19:48:42,610 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-10-26 19:48:42,610 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-10-26 19:48:42,610 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-10-26 19:48:42,610 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-10-26 19:48:42,610 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-10-26 19:48:42,610 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-10-26 19:48:42,610 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-10-26 19:48:42,610 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-10-26 19:48:42,611 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-10-26 19:48:42,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 19:48:42,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 19:48:42,611 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-10-26 19:48:42,611 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-10-26 19:48:42,611 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-10-26 19:48:42,611 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-10-26 19:48:42,611 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-10-26 19:48:42,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-10-26 19:48:43,588 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 19:48:43,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:48:43 BoogieIcfgContainer [2018-10-26 19:48:43,589 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 19:48:43,590 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 19:48:43,590 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 19:48:43,593 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 19:48:43,593 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 07:48:41" (1/3) ... [2018-10-26 19:48:43,594 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4237908b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 07:48:43, skipping insertion in model container [2018-10-26 19:48:43,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:48:42" (2/3) ... [2018-10-26 19:48:43,595 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4237908b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 07:48:43, skipping insertion in model container [2018-10-26 19:48:43,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:48:43" (3/3) ... [2018-10-26 19:48:43,597 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product05_true-unreach-call_false-termination.cil.c [2018-10-26 19:48:43,606 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 19:48:43,614 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 19:48:43,628 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 19:48:43,656 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 19:48:43,656 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 19:48:43,656 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 19:48:43,656 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 19:48:43,657 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 19:48:43,657 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 19:48:43,657 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 19:48:43,657 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 19:48:43,675 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states. [2018-10-26 19:48:43,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-26 19:48:43,683 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:48:43,683 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:48:43,686 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:48:43,691 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:48:43,692 INFO L82 PathProgramCache]: Analyzing trace with hash 1151098807, now seen corresponding path program 1 times [2018-10-26 19:48:43,694 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 19:48:43,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:48:43,739 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:48:43,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:48:43,739 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 19:48:43,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:48:44,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:48:44,015 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:48:44,015 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 19:48:44,015 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 19:48:44,021 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 19:48:44,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 19:48:44,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 19:48:44,031 INFO L87 Difference]: Start difference. First operand 117 states. Second operand 2 states. [2018-10-26 19:48:44,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:48:44,059 INFO L93 Difference]: Finished difference Result 208 states and 257 transitions. [2018-10-26 19:48:44,059 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 19:48:44,060 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-10-26 19:48:44,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:48:44,070 INFO L225 Difference]: With dead ends: 208 [2018-10-26 19:48:44,070 INFO L226 Difference]: Without dead ends: 104 [2018-10-26 19:48:44,074 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 19:48:44,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2018-10-26 19:48:44,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2018-10-26 19:48:44,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2018-10-26 19:48:44,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 120 transitions. [2018-10-26 19:48:44,113 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 120 transitions. Word has length 46 [2018-10-26 19:48:44,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:48:44,114 INFO L481 AbstractCegarLoop]: Abstraction has 104 states and 120 transitions. [2018-10-26 19:48:44,114 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 19:48:44,114 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 120 transitions. [2018-10-26 19:48:44,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-26 19:48:44,117 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:48:44,117 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:48:44,118 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:48:44,118 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:48:44,118 INFO L82 PathProgramCache]: Analyzing trace with hash 397828477, now seen corresponding path program 1 times [2018-10-26 19:48:44,119 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 19:48:44,119 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:48:44,120 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:48:44,120 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:48:44,120 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 19:48:44,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:48:44,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:48:44,236 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:48:44,236 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 19:48:44,236 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 19:48:44,238 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 19:48:44,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 19:48:44,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 19:48:44,239 INFO L87 Difference]: Start difference. First operand 104 states and 120 transitions. Second operand 3 states. [2018-10-26 19:48:44,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:48:44,267 INFO L93 Difference]: Finished difference Result 155 states and 177 transitions. [2018-10-26 19:48:44,268 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 19:48:44,268 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-10-26 19:48:44,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:48:44,270 INFO L225 Difference]: With dead ends: 155 [2018-10-26 19:48:44,270 INFO L226 Difference]: Without dead ends: 94 [2018-10-26 19:48:44,271 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 19:48:44,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2018-10-26 19:48:44,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2018-10-26 19:48:44,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2018-10-26 19:48:44,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 107 transitions. [2018-10-26 19:48:44,283 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 107 transitions. Word has length 48 [2018-10-26 19:48:44,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:48:44,284 INFO L481 AbstractCegarLoop]: Abstraction has 94 states and 107 transitions. [2018-10-26 19:48:44,284 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 19:48:44,284 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 107 transitions. [2018-10-26 19:48:44,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-26 19:48:44,285 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:48:44,285 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:48:44,286 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:48:44,286 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:48:44,286 INFO L82 PathProgramCache]: Analyzing trace with hash -1849161849, now seen corresponding path program 1 times [2018-10-26 19:48:44,286 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 19:48:44,287 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:48:44,287 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:48:44,287 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:48:44,287 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 19:48:44,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:48:44,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:48:44,674 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:48:44,674 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 19:48:44,674 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 19:48:44,675 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 19:48:44,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 19:48:44,675 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-10-26 19:48:44,675 INFO L87 Difference]: Start difference. First operand 94 states and 107 transitions. Second operand 7 states. [2018-10-26 19:48:45,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:48:45,212 INFO L93 Difference]: Finished difference Result 164 states and 191 transitions. [2018-10-26 19:48:45,212 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 19:48:45,213 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-10-26 19:48:45,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:48:45,214 INFO L225 Difference]: With dead ends: 164 [2018-10-26 19:48:45,214 INFO L226 Difference]: Without dead ends: 94 [2018-10-26 19:48:45,215 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 19:48:45,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2018-10-26 19:48:45,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2018-10-26 19:48:45,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2018-10-26 19:48:45,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 106 transitions. [2018-10-26 19:48:45,226 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 106 transitions. Word has length 52 [2018-10-26 19:48:45,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:48:45,227 INFO L481 AbstractCegarLoop]: Abstraction has 94 states and 106 transitions. [2018-10-26 19:48:45,227 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 19:48:45,227 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 106 transitions. [2018-10-26 19:48:45,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-26 19:48:45,228 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:48:45,228 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:48:45,229 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:48:45,229 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:48:45,229 INFO L82 PathProgramCache]: Analyzing trace with hash -849800477, now seen corresponding path program 1 times [2018-10-26 19:48:45,229 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 19:48:45,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:48:45,232 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:48:45,232 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:48:45,232 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 19:48:45,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:48:45,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:48:45,493 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:48:45,493 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-10-26 19:48:45,493 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 19:48:45,494 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-26 19:48:45,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-26 19:48:45,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-10-26 19:48:45,494 INFO L87 Difference]: Start difference. First operand 94 states and 106 transitions. Second operand 10 states. [2018-10-26 19:48:46,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:48:46,969 INFO L93 Difference]: Finished difference Result 284 states and 345 transitions. [2018-10-26 19:48:46,972 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-10-26 19:48:46,972 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 60 [2018-10-26 19:48:46,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:48:46,975 INFO L225 Difference]: With dead ends: 284 [2018-10-26 19:48:46,975 INFO L226 Difference]: Without dead ends: 214 [2018-10-26 19:48:46,976 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-10-26 19:48:46,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2018-10-26 19:48:46,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 210. [2018-10-26 19:48:46,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2018-10-26 19:48:47,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 246 transitions. [2018-10-26 19:48:47,001 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 246 transitions. Word has length 60 [2018-10-26 19:48:47,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:48:47,001 INFO L481 AbstractCegarLoop]: Abstraction has 210 states and 246 transitions. [2018-10-26 19:48:47,001 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-26 19:48:47,002 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 246 transitions. [2018-10-26 19:48:47,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-26 19:48:47,004 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:48:47,004 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:48:47,005 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:48:47,006 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:48:47,006 INFO L82 PathProgramCache]: Analyzing trace with hash -1923502609, now seen corresponding path program 1 times [2018-10-26 19:48:47,006 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 19:48:47,007 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:48:47,007 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:48:47,007 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:48:47,007 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 19:48:47,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:48:47,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:48:47,192 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:48:47,192 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 19:48:47,192 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 19:48:47,192 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 19:48:47,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 19:48:47,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 19:48:47,193 INFO L87 Difference]: Start difference. First operand 210 states and 246 transitions. Second operand 3 states. [2018-10-26 19:48:47,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:48:47,256 INFO L93 Difference]: Finished difference Result 338 states and 406 transitions. [2018-10-26 19:48:47,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 19:48:47,257 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2018-10-26 19:48:47,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:48:47,258 INFO L225 Difference]: With dead ends: 338 [2018-10-26 19:48:47,258 INFO L226 Difference]: Without dead ends: 152 [2018-10-26 19:48:47,259 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 19:48:47,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2018-10-26 19:48:47,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2018-10-26 19:48:47,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-10-26 19:48:47,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 170 transitions. [2018-10-26 19:48:47,284 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 170 transitions. Word has length 68 [2018-10-26 19:48:47,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:48:47,284 INFO L481 AbstractCegarLoop]: Abstraction has 152 states and 170 transitions. [2018-10-26 19:48:47,285 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 19:48:47,285 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 170 transitions. [2018-10-26 19:48:47,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-26 19:48:47,286 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:48:47,286 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:48:47,286 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:48:47,287 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:48:47,287 INFO L82 PathProgramCache]: Analyzing trace with hash -1001674630, now seen corresponding path program 1 times [2018-10-26 19:48:47,287 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 19:48:47,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:48:47,293 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:48:47,293 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:48:47,294 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 19:48:47,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:48:47,800 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 19:48:47,800 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 19:48:47,801 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-26 19:48:47,801 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 101 with the following transitions: [2018-10-26 19:48:47,803 INFO L202 CegarAbsIntRunner]: [2], [17], [20], [21], [22], [23], [24], [25], [29], [35], [39], [43], [46], [51], [57], [59], [62], [77], [79], [82], [84], [87], [93], [95], [96], [100], [103], [111], [112], [113], [114], [122], [123], [158], [162], [168], [176], [180], [183], [187], [188], [203], [204], [205], [206], [209], [210], [213], [214], [215], [216], [217], [219], [220], [221], [222], [223], [224], [225], [226], [227], [235], [236], [237], [238], [239], [240], [241], [243] [2018-10-26 19:48:47,848 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-10-26 19:48:47,848 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-26 19:48:54,171 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-26 19:48:54,173 INFO L272 AbstractInterpreter]: Visited 61 different actions 70 times. Merged at 6 different actions 6 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 132 variables. [2018-10-26 19:48:54,188 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:48:54,189 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-26 19:49:04,820 INFO L227 lantSequenceWeakener]: Weakened 91 states. On average, predicates are now at 97.31% of their original sizes. [2018-10-26 19:49:04,821 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-26 19:49:05,515 INFO L415 sIntCurrentIteration]: We unified 99 AI predicates to 99 [2018-10-26 19:49:05,516 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-26 19:49:05,516 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 19:49:05,516 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [23] imperfect sequences [7] total 28 [2018-10-26 19:49:05,516 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 19:49:05,517 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-10-26 19:49:05,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-10-26 19:49:05,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=415, Unknown=0, NotChecked=0, Total=506 [2018-10-26 19:49:05,517 INFO L87 Difference]: Start difference. First operand 152 states and 170 transitions. Second operand 23 states. [2018-10-26 19:49:26,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:49:26,558 INFO L93 Difference]: Finished difference Result 201 states and 228 transitions. [2018-10-26 19:49:26,558 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-10-26 19:49:26,558 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 100 [2018-10-26 19:49:26,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:49:26,559 INFO L225 Difference]: With dead ends: 201 [2018-10-26 19:49:26,559 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 19:49:26,560 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 104 GetRequests, 76 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 240 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=140, Invalid=616, Unknown=0, NotChecked=0, Total=756 [2018-10-26 19:49:26,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 19:49:26,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 19:49:26,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 19:49:26,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 19:49:26,561 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 100 [2018-10-26 19:49:26,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:49:26,561 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 19:49:26,561 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-10-26 19:49:26,561 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 19:49:26,561 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 19:49:26,564 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 19:49:26,801 WARN L179 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 199 [2018-10-26 19:49:28,793 WARN L179 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 110 DAG size of output: 32 [2018-10-26 19:49:28,980 WARN L179 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 30 [2018-10-26 19:49:31,061 WARN L179 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 246 DAG size of output: 48 [2018-10-26 19:49:31,392 WARN L179 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 1 [2018-10-26 19:49:31,508 WARN L179 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 41 [2018-10-26 19:49:31,744 WARN L179 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 30 [2018-10-26 19:49:32,324 WARN L179 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 54 [2018-10-26 19:49:32,788 WARN L179 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 51 [2018-10-26 19:49:33,400 WARN L179 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 32 [2018-10-26 19:49:33,879 WARN L179 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 54 [2018-10-26 19:49:33,881 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 731 738) the Hoare annotation is: true [2018-10-26 19:49:33,881 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 731 738) no Hoare annotation was computed. [2018-10-26 19:49:33,881 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 731 738) no Hoare annotation was computed. [2018-10-26 19:49:33,881 INFO L421 ceAbstractionStarter]: At program point L704(line 704) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse0) (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)))) [2018-10-26 19:49:33,881 INFO L425 ceAbstractionStarter]: For program point L704-1(line 704) no Hoare annotation was computed. [2018-10-26 19:49:33,881 INFO L425 ceAbstractionStarter]: For program point L702(lines 702 719) no Hoare annotation was computed. [2018-10-26 19:49:33,881 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 698 722) no Hoare annotation was computed. [2018-10-26 19:49:33,882 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 698 722) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 .cse1 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or .cse0 (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse1))) [2018-10-26 19:49:33,882 INFO L421 ceAbstractionStarter]: At program point L717(line 717) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 .cse1 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or .cse0 (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse1))) [2018-10-26 19:49:33,882 INFO L425 ceAbstractionStarter]: For program point L717-1(lines 698 722) no Hoare annotation was computed. [2018-10-26 19:49:33,882 INFO L421 ceAbstractionStarter]: At program point L712(line 712) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse0) (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)))) [2018-10-26 19:49:33,882 INFO L421 ceAbstractionStarter]: At program point L708(line 708) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse0) (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)))) [2018-10-26 19:49:33,882 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 714) no Hoare annotation was computed. [2018-10-26 19:49:33,882 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 850 856) the Hoare annotation is: true [2018-10-26 19:49:33,882 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 850 856) no Hoare annotation was computed. [2018-10-26 19:49:33,882 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 690 696) no Hoare annotation was computed. [2018-10-26 19:49:33,882 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 690 696) the Hoare annotation is: true [2018-10-26 19:49:33,883 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 857 865) no Hoare annotation was computed. [2018-10-26 19:49:33,883 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 857 865) the Hoare annotation is: true [2018-10-26 19:49:33,883 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 857 865) no Hoare annotation was computed. [2018-10-26 19:49:33,883 INFO L425 ceAbstractionStarter]: For program point L640(lines 640 644) no Hoare annotation was computed. [2018-10-26 19:49:33,883 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 594 657) the Hoare annotation is: (or (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 19:49:33,883 INFO L421 ceAbstractionStarter]: At program point L640-2(lines 634 645) the Hoare annotation is: (let ((.cse3 (* 2 ~systemActive~0))) (let ((.cse0 (let ((.cse4 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse5 (<= test_~splverifierCounter~0 (+ test_~tmp~4 2147483648))) (.cse6 (<= (+ ~systemActive~0 test_~tmp~4) 2147483648))) (or (and (<= 1 .cse4) (<= ~waterLevel~0 ~systemActive~0) .cse5 .cse6) (and (<= 2 .cse3) (<= 2 .cse4) (<= (+ ~waterLevel~0 test_~splverifierCounter~0) 2) .cse5 .cse6)))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (<= (+ test_~splverifierCounter~0 test_~tmp___0~0) 2147483647) (<= 0 (+ ~pumpRunning~0 test_~tmp___0~0 2147483648)) .cse1 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse2) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< .cse3 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|)) (and .cse0 (<= (+ ~systemActive~0 ~waterLevel~0) 2) .cse1 .cse2)))) [2018-10-26 19:49:33,883 INFO L425 ceAbstractionStarter]: For program point L605(lines 604 649) no Hoare annotation was computed. [2018-10-26 19:49:33,883 INFO L425 ceAbstractionStarter]: For program point L634(lines 634 645) no Hoare annotation was computed. [2018-10-26 19:49:33,883 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 594 657) no Hoare annotation was computed. [2018-10-26 19:49:33,884 INFO L421 ceAbstractionStarter]: At program point L626(line 626) the Hoare annotation is: (let ((.cse0 (* 2 ~systemActive~0))) (let ((.cse1 (let ((.cse4 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse5 (<= test_~splverifierCounter~0 (+ test_~tmp~4 2147483648))) (.cse6 (<= (+ ~systemActive~0 test_~tmp~4) 2147483648))) (or (and (<= 1 .cse4) (<= ~waterLevel~0 ~systemActive~0) .cse5 .cse6) (and (<= 2 .cse0) (<= 2 .cse4) (<= (+ ~waterLevel~0 test_~splverifierCounter~0) 2) .cse5 .cse6)))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= test_~splverifierCounter~0 0))) (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< .cse0 2) (and .cse1 (<= (+ test_~splverifierCounter~0 test_~tmp___0~0) 2147483647) (<= 0 (+ ~pumpRunning~0 test_~tmp___0~0 2147483648)) .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|)) (and .cse1 (<= (+ ~systemActive~0 ~waterLevel~0) 2) .cse2 .cse3)))) [2018-10-26 19:49:33,884 INFO L425 ceAbstractionStarter]: For program point L624(lines 624 630) no Hoare annotation was computed. [2018-10-26 19:49:33,884 INFO L425 ceAbstractionStarter]: For program point L624-1(lines 624 630) no Hoare annotation was computed. [2018-10-26 19:49:33,884 INFO L421 ceAbstractionStarter]: At program point L616(line 616) the Hoare annotation is: (let ((.cse3 (* 2 ~systemActive~0))) (let ((.cse0 (let ((.cse4 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse5 (<= test_~splverifierCounter~0 (+ test_~tmp~4 2147483648))) (.cse6 (<= (+ ~systemActive~0 test_~tmp~4) 2147483648))) (or (and (<= 1 .cse4) (<= ~waterLevel~0 ~systemActive~0) .cse5 .cse6) (and (<= 2 .cse3) (<= 2 .cse4) (<= (+ ~waterLevel~0 test_~splverifierCounter~0) 2) .cse5 .cse6)))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (<= (+ test_~splverifierCounter~0 test_~tmp___0~0) 2147483647) (<= 0 (+ ~pumpRunning~0 test_~tmp___0~0 2147483648)) .cse1 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse2) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< .cse3 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|)) (and .cse0 (<= (+ ~systemActive~0 ~waterLevel~0) 2) .cse1 .cse2)))) [2018-10-26 19:49:33,884 INFO L421 ceAbstractionStarter]: At program point L647(lines 604 649) the Hoare annotation is: (let ((.cse0 (+ ~waterLevel~0 test_~splverifierCounter~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (and (<= 2 (+ ~pumpRunning~0 ~waterLevel~0)) (<= .cse0 2) (<= test_~splverifierCounter~0 (+ test_~tmp~4 2147483648)) (<= (+ ~systemActive~0 test_~tmp~4) 2147483648)) (<= (+ test_~splverifierCounter~0 test_~tmp___0~0) 2147483647) (<= 0 (+ ~pumpRunning~0 test_~tmp___0~0 2147483648)) .cse1 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse2) (and (<= 1 .cse0) (<= (+ ~systemActive~0 ~waterLevel~0) 2) .cse1 .cse2) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|)))) [2018-10-26 19:49:33,884 INFO L425 ceAbstractionStarter]: For program point L614(lines 614 620) no Hoare annotation was computed. [2018-10-26 19:49:33,884 INFO L425 ceAbstractionStarter]: For program point L614-1(lines 614 620) no Hoare annotation was computed. [2018-10-26 19:49:33,884 INFO L425 ceAbstractionStarter]: For program point L606(lines 606 610) no Hoare annotation was computed. [2018-10-26 19:49:33,884 INFO L425 ceAbstractionStarter]: For program point L604-1(lines 604 649) no Hoare annotation was computed. [2018-10-26 19:49:33,885 INFO L421 ceAbstractionStarter]: At program point L650(lines 603 651) the Hoare annotation is: (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 19:49:33,885 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 594 657) no Hoare annotation was computed. [2018-10-26 19:49:33,885 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 797 821) the Hoare annotation is: true [2018-10-26 19:49:33,885 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 797 821) no Hoare annotation was computed. [2018-10-26 19:49:33,885 INFO L421 ceAbstractionStarter]: At program point L811(line 811) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 ~pumpRunning~0)))) (and (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 (< (+ ~pumpRunning~0 2) ~waterLevel~0)) (or (< (+ ~pumpRunning~0 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse0))) [2018-10-26 19:49:33,885 INFO L425 ceAbstractionStarter]: For program point L809(lines 809 815) no Hoare annotation was computed. [2018-10-26 19:49:33,885 INFO L421 ceAbstractionStarter]: At program point L807(line 807) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 ~pumpRunning~0)))) (and (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 (< (+ ~pumpRunning~0 2) ~waterLevel~0)) (or (< (+ ~pumpRunning~0 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse0))) [2018-10-26 19:49:33,885 INFO L425 ceAbstractionStarter]: For program point L807-1(line 807) no Hoare annotation was computed. [2018-10-26 19:49:33,885 INFO L425 ceAbstractionStarter]: For program point L805(lines 805 818) no Hoare annotation was computed. [2018-10-26 19:49:33,885 INFO L425 ceAbstractionStarter]: For program point L805-1(lines 797 821) no Hoare annotation was computed. [2018-10-26 19:49:33,885 INFO L428 ceAbstractionStarter]: At program point L803(line 803) the Hoare annotation is: true [2018-10-26 19:49:33,886 INFO L425 ceAbstractionStarter]: For program point L803-1(line 803) no Hoare annotation was computed. [2018-10-26 19:49:33,886 INFO L421 ceAbstractionStarter]: At program point L577(line 577) the Hoare annotation is: (or (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 19:49:33,886 INFO L421 ceAbstractionStarter]: At program point L576(line 576) the Hoare annotation is: (or (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 19:49:33,886 INFO L421 ceAbstractionStarter]: At program point L576-1(line 576) the Hoare annotation is: (or (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 19:49:33,886 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 570 592) the Hoare annotation is: (or (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 19:49:33,886 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 570 592) no Hoare annotation was computed. [2018-10-26 19:49:33,886 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 570 592) no Hoare annotation was computed. [2018-10-26 19:49:33,886 INFO L421 ceAbstractionStarter]: At program point L582(line 582) the Hoare annotation is: (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|)) (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= ~waterLevel~0 ~systemActive~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0))) [2018-10-26 19:49:33,886 INFO L421 ceAbstractionStarter]: At program point L582-1(line 582) the Hoare annotation is: (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|)) (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= ~waterLevel~0 ~systemActive~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0))) [2018-10-26 19:49:33,886 INFO L425 ceAbstractionStarter]: For program point L580(lines 580 587) no Hoare annotation was computed. [2018-10-26 19:49:33,887 INFO L425 ceAbstractionStarter]: For program point L580-1(lines 580 587) no Hoare annotation was computed. [2018-10-26 19:49:33,887 INFO L425 ceAbstractionStarter]: For program point L578(line 578) no Hoare annotation was computed. [2018-10-26 19:49:33,887 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 750 758) no Hoare annotation was computed. [2018-10-26 19:49:33,887 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 750 758) the Hoare annotation is: true [2018-10-26 19:49:33,887 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 750 758) no Hoare annotation was computed. [2018-10-26 19:49:33,887 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-26 19:49:33,887 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-10-26 19:49:33,887 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-26 19:49:33,887 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: true [2018-10-26 19:49:33,887 INFO L425 ceAbstractionStarter]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2018-10-26 19:49:33,887 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2018-10-26 19:49:33,887 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2018-10-26 19:49:33,888 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2018-10-26 19:49:33,888 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2018-10-26 19:49:33,888 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2018-10-26 19:49:33,888 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2018-10-26 19:49:33,888 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2018-10-26 19:49:33,888 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 494 523) no Hoare annotation was computed. [2018-10-26 19:49:33,888 INFO L425 ceAbstractionStarter]: For program point L508(lines 508 512) no Hoare annotation was computed. [2018-10-26 19:49:33,888 INFO L428 ceAbstractionStarter]: At program point L508-1(lines 508 512) the Hoare annotation is: true [2018-10-26 19:49:33,888 INFO L425 ceAbstractionStarter]: For program point L504-1(lines 504 518) no Hoare annotation was computed. [2018-10-26 19:49:33,888 INFO L428 ceAbstractionStarter]: At program point L504-3(lines 504 518) the Hoare annotation is: true [2018-10-26 19:49:33,888 INFO L428 ceAbstractionStarter]: At program point L500(line 500) the Hoare annotation is: true [2018-10-26 19:49:33,888 INFO L425 ceAbstractionStarter]: For program point L500-1(line 500) no Hoare annotation was computed. [2018-10-26 19:49:33,889 INFO L428 ceAbstractionStarter]: At program point L519(lines 494 523) the Hoare annotation is: true [2018-10-26 19:49:33,889 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-10-26 19:49:33,889 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 494 523) the Hoare annotation is: true [2018-10-26 19:49:33,889 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-10-26 19:49:33,889 INFO L421 ceAbstractionStarter]: At program point L672(line 672) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) .cse0) (or (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) (< |old(~waterLevel~0)| (+ ~systemActive~0 1)) .cse0 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)))) [2018-10-26 19:49:33,889 INFO L425 ceAbstractionStarter]: For program point L670(lines 669 688) no Hoare annotation was computed. [2018-10-26 19:49:33,889 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 666 689) the Hoare annotation is: (let ((.cse1 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse0 (+ ~systemActive~0 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) (< |old(~waterLevel~0)| (+ ~systemActive~0 1)) (and (<= .cse0 3) (<= 2 .cse1) .cse2) .cse3 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and (<= 1 .cse1) (<= .cse0 2) .cse2) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) .cse3))) [2018-10-26 19:49:33,889 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 666 689) no Hoare annotation was computed. [2018-10-26 19:49:33,889 INFO L421 ceAbstractionStarter]: At program point L679(line 679) the Hoare annotation is: (let ((.cse1 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse0 (+ ~systemActive~0 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) (< |old(~waterLevel~0)| (+ ~systemActive~0 1)) (and (<= .cse0 3) (<= 2 .cse1) .cse2) .cse3 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and (<= 1 .cse1) (<= .cse0 2) .cse2) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) .cse3))) [2018-10-26 19:49:33,890 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 666 689) no Hoare annotation was computed. [2018-10-26 19:49:33,890 INFO L421 ceAbstractionStarter]: At program point L677(lines 677 683) the Hoare annotation is: (let ((.cse1 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse0 (+ ~systemActive~0 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) (< |old(~waterLevel~0)| (+ ~systemActive~0 1)) (and (<= .cse0 3) (<= 2 .cse1) .cse2) .cse3 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and (<= 1 .cse1) (<= .cse0 2) .cse2) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) .cse3))) [2018-10-26 19:49:33,890 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2018-10-26 19:49:33,890 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2018-10-26 19:49:33,890 INFO L425 ceAbstractionStarter]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2018-10-26 19:49:33,890 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 843 849) no Hoare annotation was computed. [2018-10-26 19:49:33,890 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 843 849) the Hoare annotation is: true [2018-10-26 19:49:33,890 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 19:49:33,890 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~pumpRunning~0 1) ~systemActive~0) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) [2018-10-26 19:49:33,891 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-26 19:49:33,891 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 19:49:33,891 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 549 555) no Hoare annotation was computed. [2018-10-26 19:49:33,891 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 549 555) the Hoare annotation is: true [2018-10-26 19:49:33,891 INFO L425 ceAbstractionStarter]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2018-10-26 19:49:33,891 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2018-10-26 19:49:33,891 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (let ((.cse1 (+ ~systemActive~0 ~waterLevel~0)) (.cse0 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse2 (< 0 (* 2 ~pumpRunning~0)))) (and (or (and (<= 1 .cse0) (<= .cse1 2)) (< (+ ~pumpRunning~0 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) .cse2) (or (and (<= .cse1 3) (<= 2 .cse0)) (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) (< |old(~waterLevel~0)| (+ ~systemActive~0 1)) .cse2 (< (+ ~pumpRunning~0 2) |old(~waterLevel~0)|)))) [2018-10-26 19:49:33,891 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 827) no Hoare annotation was computed. [2018-10-26 19:49:33,891 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 823 830) no Hoare annotation was computed. [2018-10-26 19:49:33,892 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 823 830) the Hoare annotation is: true [2018-10-26 19:49:33,892 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 823 830) no Hoare annotation was computed. [2018-10-26 19:49:33,892 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 557 566) the Hoare annotation is: (or (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 19:49:33,892 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 557 566) no Hoare annotation was computed. [2018-10-26 19:49:33,892 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 557 566) no Hoare annotation was computed. [2018-10-26 19:49:33,892 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 739 749) the Hoare annotation is: true [2018-10-26 19:49:33,892 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 739 749) no Hoare annotation was computed. [2018-10-26 19:49:33,892 INFO L428 ceAbstractionStarter]: At program point L744(line 744) the Hoare annotation is: true [2018-10-26 19:49:33,892 INFO L425 ceAbstractionStarter]: For program point L744-1(line 744) no Hoare annotation was computed. [2018-10-26 19:49:33,892 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 739 749) no Hoare annotation was computed. [2018-10-26 19:49:33,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 07:49:33 BoogieIcfgContainer [2018-10-26 19:49:33,903 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 19:49:33,904 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 19:49:33,904 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 19:49:33,904 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 19:49:33,905 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:48:43" (3/4) ... [2018-10-26 19:49:33,907 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 19:49:33,917 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-10-26 19:49:33,917 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-10-26 19:49:33,917 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-10-26 19:49:33,917 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-10-26 19:49:33,917 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-10-26 19:49:33,917 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-10-26 19:49:33,917 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-10-26 19:49:33,917 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-26 19:49:33,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-10-26 19:49:33,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-26 19:49:33,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-10-26 19:49:33,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-10-26 19:49:33,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-10-26 19:49:33,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-10-26 19:49:33,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-10-26 19:49:33,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-10-26 19:49:33,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-10-26 19:49:33,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-10-26 19:49:33,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-10-26 19:49:33,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-10-26 19:49:33,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-10-26 19:49:33,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-10-26 19:49:33,937 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 137 nodes and edges [2018-10-26 19:49:33,937 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-10-26 19:49:33,937 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-10-26 19:49:33,965 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((2 <= pumpRunning + waterLevel && waterLevel + splverifierCounter <= 2) && splverifierCounter <= tmp + 2147483648) && systemActive + tmp <= 2147483648) && splverifierCounter + tmp___0 <= 2147483647) && 0 <= pumpRunning + tmp___0 + 2147483648) && pumpRunning == 0) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0) || (((1 <= waterLevel + splverifierCounter && systemActive + waterLevel <= 2) && pumpRunning == 0) && splverifierCounter == 0)) || \old(pumpRunning) + 1 < systemActive) || 2 * systemActive < 2) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) [2018-10-26 19:49:33,966 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(pumpRunning) + 1 < systemActive || 2 * systemActive < 2) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) [2018-10-26 19:49:34,010 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_161ad64e-c62a-4619-91e6-f2074786e1e9/bin-2019/utaipan/witness.graphml [2018-10-26 19:49:34,010 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 19:49:34,011 INFO L168 Benchmark]: Toolchain (without parser) took 52048.02 ms. Allocated memory was 1.0 GB in the beginning and 4.5 GB in the end (delta: 3.5 GB). Free memory was 961.8 MB in the beginning and 3.4 GB in the end (delta: -2.5 GB). Peak memory consumption was 980.4 MB. Max. memory is 11.5 GB. [2018-10-26 19:49:34,011 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:49:34,011 INFO L168 Benchmark]: CACSL2BoogieTranslator took 402.83 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 937.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-26 19:49:34,012 INFO L168 Benchmark]: Boogie Procedure Inliner took 126.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 937.7 MB in the beginning and 1.1 GB in the end (delta: -210.9 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. [2018-10-26 19:49:34,012 INFO L168 Benchmark]: Boogie Preprocessor took 55.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 19:49:34,014 INFO L168 Benchmark]: RCFGBuilder took 1038.31 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: 87.0 MB). Peak memory consumption was 87.0 MB. Max. memory is 11.5 GB. [2018-10-26 19:49:34,014 INFO L168 Benchmark]: TraceAbstraction took 50314.03 ms. Allocated memory was 1.2 GB in the beginning and 4.5 GB in the end (delta: 3.3 GB). Free memory was 1.1 GB in the beginning and 3.4 GB in the end (delta: -2.4 GB). Peak memory consumption was 3.5 GB. Max. memory is 11.5 GB. [2018-10-26 19:49:34,014 INFO L168 Benchmark]: Witness Printer took 106.35 ms. Allocated memory is still 4.5 GB. Free memory is still 3.4 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:49:34,016 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 402.83 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 937.7 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 126.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 937.7 MB in the beginning and 1.1 GB in the end (delta: -210.9 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1038.31 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: 87.0 MB). Peak memory consumption was 87.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 50314.03 ms. Allocated memory was 1.2 GB in the beginning and 4.5 GB in the end (delta: 3.3 GB). Free memory was 1.1 GB in the beginning and 3.4 GB in the end (delta: -2.4 GB). Peak memory consumption was 3.5 GB. Max. memory is 11.5 GB. * Witness Printer took 106.35 ms. Allocated memory is still 4.5 GB. Free memory is still 3.4 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 827]: 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: 494]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 604]: Loop Invariant Derived loop invariant: (((((((((((((2 <= pumpRunning + waterLevel && waterLevel + splverifierCounter <= 2) && splverifierCounter <= tmp + 2147483648) && systemActive + tmp <= 2147483648) && splverifierCounter + tmp___0 <= 2147483647) && 0 <= pumpRunning + tmp___0 + 2147483648) && pumpRunning == 0) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0) || (((1 <= waterLevel + splverifierCounter && systemActive + waterLevel <= 2) && pumpRunning == 0) && splverifierCounter == 0)) || \old(pumpRunning) + 1 < systemActive) || 2 * systemActive < 2) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - InvariantResult [Line: 603]: Loop Invariant Derived loop invariant: ((\old(pumpRunning) + 1 < systemActive || 2 * systemActive < 2) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 23 procedures, 117 locations, 1 error locations. SAFE Result, 50.2s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 23.2s AutomataDifference, 0.0s DeadEndRemovalTime, 7.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 632 SDtfs, 475 SDslu, 1718 SDs, 0 SdLazy, 791 SolverSat, 89 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.7s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 149 GetRequests, 93 SyntacticMatches, 3 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 282 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=210occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 6.3s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9925516870402653 AbsIntWeakeningRatio, 1.0 AbsIntAvgWeakeningVarsNumRemoved, 7140.020202020202 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 280 PreInvPairs, 295 NumberOfFragments, 1616 HoareAnnotationTreeSize, 280 FomulaSimplifications, 1447 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 49 FomulaSimplificationsInter, 14114 FormulaSimplificationTreeSizeReductionInter, 6.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 374 NumberOfCodeBlocks, 374 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 368 ConstructedInterpolants, 0 QuantifiedInterpolants, 49908 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...