./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product14_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_86658d81-9e0b-4b92-bc2d-df607353931b/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_86658d81-9e0b-4b92-bc2d-df607353931b/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_86658d81-9e0b-4b92-bc2d-df607353931b/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_86658d81-9e0b-4b92-bc2d-df607353931b/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product14_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_86658d81-9e0b-4b92-bc2d-df607353931b/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_86658d81-9e0b-4b92-bc2d-df607353931b/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 41585ee22e5b9d0bbbd49fc44fb82de5616beee1 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 05:06:10,480 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 05:06:10,482 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 05:06:10,490 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 05:06:10,491 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 05:06:10,491 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 05:06:10,492 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 05:06:10,493 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 05:06:10,494 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 05:06:10,495 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 05:06:10,496 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 05:06:10,496 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 05:06:10,496 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 05:06:10,497 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 05:06:10,498 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 05:06:10,498 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 05:06:10,499 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 05:06:10,500 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 05:06:10,501 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 05:06:10,502 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 05:06:10,503 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 05:06:10,504 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 05:06:10,505 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 05:06:10,505 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 05:06:10,505 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 05:06:10,506 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 05:06:10,507 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 05:06:10,507 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 05:06:10,508 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 05:06:10,509 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 05:06:10,509 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 05:06:10,509 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 05:06:10,509 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 05:06:10,510 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 05:06:10,510 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 05:06:10,511 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 05:06:10,511 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_86658d81-9e0b-4b92-bc2d-df607353931b/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 05:06:10,520 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 05:06:10,520 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 05:06:10,521 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 05:06:10,521 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 05:06:10,522 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 05:06:10,522 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 05:06:10,522 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 05:06:10,522 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 05:06:10,522 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 05:06:10,522 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 05:06:10,522 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 05:06:10,522 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 05:06:10,523 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 05:06:10,523 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 05:06:10,523 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 05:06:10,523 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 05:06:10,523 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 05:06:10,523 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 05:06:10,523 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 05:06:10,524 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 05:06:10,524 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 05:06:10,524 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 05:06:10,524 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 05:06:10,524 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 05:06:10,524 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 05:06:10,524 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 05:06:10,524 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 05:06:10,525 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 05:06:10,525 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 05:06:10,525 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 05:06:10,525 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_86658d81-9e0b-4b92-bc2d-df607353931b/bin-2019/uautomizer 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 -> Automizer 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 -> 41585ee22e5b9d0bbbd49fc44fb82de5616beee1 [2018-11-23 05:06:10,548 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 05:06:10,558 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 05:06:10,560 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 05:06:10,562 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 05:06:10,562 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 05:06:10,562 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_86658d81-9e0b-4b92-bc2d-df607353931b/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product14_true-unreach-call_false-termination.cil.c [2018-11-23 05:06:10,601 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_86658d81-9e0b-4b92-bc2d-df607353931b/bin-2019/uautomizer/data/37f828b25/8e988e4dc6904f09bac17768560a5fdf/FLAG144affac3 [2018-11-23 05:06:11,030 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 05:06:11,030 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_86658d81-9e0b-4b92-bc2d-df607353931b/sv-benchmarks/c/product-lines/minepump_spec5_product14_true-unreach-call_false-termination.cil.c [2018-11-23 05:06:11,037 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_86658d81-9e0b-4b92-bc2d-df607353931b/bin-2019/uautomizer/data/37f828b25/8e988e4dc6904f09bac17768560a5fdf/FLAG144affac3 [2018-11-23 05:06:11,045 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_86658d81-9e0b-4b92-bc2d-df607353931b/bin-2019/uautomizer/data/37f828b25/8e988e4dc6904f09bac17768560a5fdf [2018-11-23 05:06:11,047 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 05:06:11,048 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 05:06:11,048 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 05:06:11,048 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 05:06:11,050 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 05:06:11,051 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:06:11" (1/1) ... [2018-11-23 05:06:11,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44db1cb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:11, skipping insertion in model container [2018-11-23 05:06:11,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:06:11" (1/1) ... [2018-11-23 05:06:11,058 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 05:06:11,091 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 05:06:11,276 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:06:11,285 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 05:06:11,392 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:06:11,414 INFO L195 MainTranslator]: Completed translation [2018-11-23 05:06:11,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:11 WrapperNode [2018-11-23 05:06:11,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 05:06:11,415 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 05:06:11,415 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 05:06:11,416 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 05:06:11,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:11" (1/1) ... [2018-11-23 05:06:11,435 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:11" (1/1) ... [2018-11-23 05:06:11,441 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 05:06:11,441 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 05:06:11,441 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 05:06:11,441 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 05:06:11,448 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:11" (1/1) ... [2018-11-23 05:06:11,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:11" (1/1) ... [2018-11-23 05:06:11,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:11" (1/1) ... [2018-11-23 05:06:11,450 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:11" (1/1) ... [2018-11-23 05:06:11,458 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:11" (1/1) ... [2018-11-23 05:06:11,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:11" (1/1) ... [2018-11-23 05:06:11,465 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:11" (1/1) ... [2018-11-23 05:06:11,468 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 05:06:11,468 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 05:06:11,468 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 05:06:11,468 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 05:06:11,469 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_86658d81-9e0b-4b92-bc2d-df607353931b/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 05:06:11,508 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 05:06:11,508 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 05:06:11,508 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 05:06:11,508 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 05:06:11,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 05:06:11,508 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 05:06:11,509 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 05:06:11,509 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 05:06:11,509 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 05:06:11,509 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 05:06:11,509 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 05:06:11,509 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-23 05:06:11,509 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-23 05:06:11,509 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 05:06:11,509 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 05:06:11,509 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 05:06:11,509 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 05:06:11,509 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 05:06:11,509 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 05:06:11,509 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 05:06:11,510 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 05:06:11,510 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-23 05:06:11,510 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-23 05:06:11,510 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 05:06:11,510 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 05:06:11,510 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 05:06:11,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 05:06:11,510 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 05:06:11,510 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 05:06:11,510 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-23 05:06:11,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-23 05:06:11,510 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-23 05:06:11,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-23 05:06:11,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-23 05:06:11,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-23 05:06:11,511 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 05:06:11,511 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 05:06:11,511 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 05:06:11,511 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 05:06:11,511 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 05:06:11,511 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 05:06:11,511 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-23 05:06:11,511 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-23 05:06:11,511 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 05:06:11,511 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 05:06:11,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 05:06:11,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 05:06:11,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 05:06:11,512 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 05:06:11,512 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 05:06:11,512 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 05:06:11,512 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 05:06:11,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 05:06:11,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 05:06:11,858 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 05:06:11,859 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 05:06:11,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:06:11 BoogieIcfgContainer [2018-11-23 05:06:11,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 05:06:11,860 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 05:06:11,860 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 05:06:11,862 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 05:06:11,863 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 05:06:11" (1/3) ... [2018-11-23 05:06:11,863 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68af0eea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:06:11, skipping insertion in model container [2018-11-23 05:06:11,863 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:06:11" (2/3) ... [2018-11-23 05:06:11,864 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68af0eea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:06:11, skipping insertion in model container [2018-11-23 05:06:11,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:06:11" (3/3) ... [2018-11-23 05:06:11,865 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product14_true-unreach-call_false-termination.cil.c [2018-11-23 05:06:11,872 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 05:06:11,879 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 05:06:11,889 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 05:06:11,910 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 05:06:11,911 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 05:06:11,911 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 05:06:11,911 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 05:06:11,911 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 05:06:11,911 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 05:06:11,912 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 05:06:11,912 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 05:06:11,912 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 05:06:11,926 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states. [2018-11-23 05:06:11,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 05:06:11,933 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:06:11,934 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:06:11,936 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:06:11,939 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:06:11,940 INFO L82 PathProgramCache]: Analyzing trace with hash 1142601733, now seen corresponding path program 1 times [2018-11-23 05:06:11,941 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:06:11,941 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:06:11,970 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:06:11,971 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:06:11,971 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:06:12,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:06:12,122 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 05:06:12,125 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:06:12,125 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 05:06:12,128 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 05:06:12,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 05:06:12,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 05:06:12,141 INFO L87 Difference]: Start difference. First operand 129 states. Second operand 2 states. [2018-11-23 05:06:12,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:06:12,161 INFO L93 Difference]: Finished difference Result 228 states and 281 transitions. [2018-11-23 05:06:12,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 05:06:12,162 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-23 05:06:12,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:06:12,169 INFO L225 Difference]: With dead ends: 228 [2018-11-23 05:06:12,169 INFO L226 Difference]: Without dead ends: 116 [2018-11-23 05:06:12,171 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 05:06:12,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2018-11-23 05:06:12,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2018-11-23 05:06:12,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2018-11-23 05:06:12,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 134 transitions. [2018-11-23 05:06:12,207 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 134 transitions. Word has length 59 [2018-11-23 05:06:12,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:06:12,208 INFO L480 AbstractCegarLoop]: Abstraction has 116 states and 134 transitions. [2018-11-23 05:06:12,208 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 05:06:12,208 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 134 transitions. [2018-11-23 05:06:12,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 05:06:12,211 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:06:12,211 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:06:12,212 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:06:12,212 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:06:12,212 INFO L82 PathProgramCache]: Analyzing trace with hash 1160259193, now seen corresponding path program 1 times [2018-11-23 05:06:12,213 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:06:12,213 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:06:12,214 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:06:12,214 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:06:12,214 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:06:12,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:06:12,289 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 05:06:12,290 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:06:12,290 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 05:06:12,291 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 05:06:12,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 05:06:12,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:06:12,292 INFO L87 Difference]: Start difference. First operand 116 states and 134 transitions. Second operand 3 states. [2018-11-23 05:06:12,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:06:12,308 INFO L93 Difference]: Finished difference Result 173 states and 199 transitions. [2018-11-23 05:06:12,310 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 05:06:12,311 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-23 05:06:12,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:06:12,312 INFO L225 Difference]: With dead ends: 173 [2018-11-23 05:06:12,312 INFO L226 Difference]: Without dead ends: 107 [2018-11-23 05:06:12,313 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:06:12,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2018-11-23 05:06:12,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2018-11-23 05:06:12,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2018-11-23 05:06:12,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 122 transitions. [2018-11-23 05:06:12,320 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 122 transitions. Word has length 60 [2018-11-23 05:06:12,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:06:12,320 INFO L480 AbstractCegarLoop]: Abstraction has 107 states and 122 transitions. [2018-11-23 05:06:12,321 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 05:06:12,321 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 122 transitions. [2018-11-23 05:06:12,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 05:06:12,321 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:06:12,322 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:06:12,322 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:06:12,322 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:06:12,322 INFO L82 PathProgramCache]: Analyzing trace with hash -322674706, now seen corresponding path program 1 times [2018-11-23 05:06:12,322 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:06:12,322 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:06:12,323 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:06:12,323 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:06:12,323 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:06:12,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:06:12,469 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 05:06:12,469 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:06:12,470 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 05:06:12,470 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 05:06:12,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 05:06:12,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 05:06:12,471 INFO L87 Difference]: Start difference. First operand 107 states and 122 transitions. Second operand 7 states. [2018-11-23 05:06:12,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:06:12,792 INFO L93 Difference]: Finished difference Result 186 states and 217 transitions. [2018-11-23 05:06:12,793 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 05:06:12,793 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-11-23 05:06:12,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:06:12,795 INFO L225 Difference]: With dead ends: 186 [2018-11-23 05:06:12,795 INFO L226 Difference]: Without dead ends: 107 [2018-11-23 05:06:12,796 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 05:06:12,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2018-11-23 05:06:12,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2018-11-23 05:06:12,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2018-11-23 05:06:12,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 121 transitions. [2018-11-23 05:06:12,806 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 121 transitions. Word has length 65 [2018-11-23 05:06:12,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:06:12,807 INFO L480 AbstractCegarLoop]: Abstraction has 107 states and 121 transitions. [2018-11-23 05:06:12,807 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 05:06:12,808 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 121 transitions. [2018-11-23 05:06:12,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 05:06:12,809 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:06:12,809 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:06:12,809 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:06:12,810 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:06:12,810 INFO L82 PathProgramCache]: Analyzing trace with hash 1468845435, now seen corresponding path program 1 times [2018-11-23 05:06:12,810 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:06:12,810 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:06:12,811 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:06:12,811 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:06:12,811 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:06:12,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:06:12,926 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 05:06:12,926 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:06:12,926 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 05:06:12,927 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 05:06:12,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 05:06:12,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 05:06:12,928 INFO L87 Difference]: Start difference. First operand 107 states and 121 transitions. Second operand 7 states. [2018-11-23 05:06:13,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:06:13,127 INFO L93 Difference]: Finished difference Result 164 states and 192 transitions. [2018-11-23 05:06:13,127 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 05:06:13,127 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 73 [2018-11-23 05:06:13,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:06:13,128 INFO L225 Difference]: With dead ends: 164 [2018-11-23 05:06:13,128 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 05:06:13,129 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-11-23 05:06:13,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 05:06:13,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 05:06:13,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 05:06:13,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 05:06:13,131 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 73 [2018-11-23 05:06:13,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:06:13,132 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 05:06:13,132 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 05:06:13,132 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 05:06:13,132 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 05:06:13,136 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 05:06:13,551 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 895 901) the Hoare annotation is: true [2018-11-23 05:06:13,552 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 895 901) no Hoare annotation was computed. [2018-11-23 05:06:13,552 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 902 910) no Hoare annotation was computed. [2018-11-23 05:06:13,552 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 902 910) the Hoare annotation is: true [2018-11-23 05:06:13,552 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 902 910) no Hoare annotation was computed. [2018-11-23 05:06:13,552 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) the Hoare annotation is: true [2018-11-23 05:06:13,552 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2018-11-23 05:06:13,552 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2018-11-23 05:06:13,553 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) the Hoare annotation is: true [2018-11-23 05:06:13,553 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2018-11-23 05:06:13,553 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-11-23 05:06:13,553 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2018-11-23 05:06:13,553 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2018-11-23 05:06:13,553 INFO L444 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-11-23 05:06:13,555 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2018-11-23 05:06:13,555 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2018-11-23 05:06:13,555 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 84) no Hoare annotation was computed. [2018-11-23 05:06:13,555 INFO L451 ceAbstractionStarter]: At program point L72(line 72) the Hoare annotation is: true [2018-11-23 05:06:13,555 INFO L448 ceAbstractionStarter]: For program point L72-1(line 72) no Hoare annotation was computed. [2018-11-23 05:06:13,555 INFO L448 ceAbstractionStarter]: For program point L70(lines 70 87) no Hoare annotation was computed. [2018-11-23 05:06:13,555 INFO L448 ceAbstractionStarter]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2018-11-23 05:06:13,556 INFO L451 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: true [2018-11-23 05:06:13,556 INFO L448 ceAbstractionStarter]: For program point L68-1(line 68) no Hoare annotation was computed. [2018-11-23 05:06:13,556 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 173 195) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 05:06:13,556 INFO L444 ceAbstractionStarter]: At program point L185(line 185) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~1 ~systemActive~0) (= 0 ~pumpRunning~0) (= ~systemActive~0 1))) [2018-11-23 05:06:13,556 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 173 195) no Hoare annotation was computed. [2018-11-23 05:06:13,556 INFO L444 ceAbstractionStarter]: At program point L185-1(line 185) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~1 ~systemActive~0) (= 0 ~pumpRunning~0) (= ~systemActive~0 1))) [2018-11-23 05:06:13,556 INFO L448 ceAbstractionStarter]: For program point L183(lines 183 190) no Hoare annotation was computed. [2018-11-23 05:06:13,557 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 183 190) no Hoare annotation was computed. [2018-11-23 05:06:13,557 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-23 05:06:13,557 INFO L444 ceAbstractionStarter]: At program point L180(line 180) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 05:06:13,557 INFO L444 ceAbstractionStarter]: At program point L179(line 179) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 05:06:13,557 INFO L444 ceAbstractionStarter]: At program point L179-1(line 179) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 05:06:13,557 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 173 195) no Hoare annotation was computed. [2018-11-23 05:06:13,557 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 599 605) no Hoare annotation was computed. [2018-11-23 05:06:13,558 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 599 605) the Hoare annotation is: true [2018-11-23 05:06:13,558 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 676 684) no Hoare annotation was computed. [2018-11-23 05:06:13,558 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 676 684) the Hoare annotation is: true [2018-11-23 05:06:13,558 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 676 684) no Hoare annotation was computed. [2018-11-23 05:06:13,558 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 888 894) no Hoare annotation was computed. [2018-11-23 05:06:13,558 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 888 894) the Hoare annotation is: true [2018-11-23 05:06:13,558 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 159 169) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 05:06:13,558 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 159 169) no Hoare annotation was computed. [2018-11-23 05:06:13,559 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 159 169) no Hoare annotation was computed. [2018-11-23 05:06:13,559 INFO L444 ceAbstractionStarter]: At program point L164(line 164) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 05:06:13,559 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 665 675) the Hoare annotation is: true [2018-11-23 05:06:13,559 INFO L451 ceAbstractionStarter]: At program point L670(line 670) the Hoare annotation is: true [2018-11-23 05:06:13,559 INFO L448 ceAbstractionStarter]: For program point L670-1(line 670) no Hoare annotation was computed. [2018-11-23 05:06:13,559 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 665 675) no Hoare annotation was computed. [2018-11-23 05:06:13,559 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 665 675) no Hoare annotation was computed. [2018-11-23 05:06:13,559 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 657 664) the Hoare annotation is: true [2018-11-23 05:06:13,560 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 657 664) no Hoare annotation was computed. [2018-11-23 05:06:13,560 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 657 664) no Hoare annotation was computed. [2018-11-23 05:06:13,560 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 607 631) no Hoare annotation was computed. [2018-11-23 05:06:13,560 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 607 631) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-23 05:06:13,560 INFO L444 ceAbstractionStarter]: At program point L626(line 626) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-23 05:06:13,560 INFO L448 ceAbstractionStarter]: For program point L626-1(lines 607 631) no Hoare annotation was computed. [2018-11-23 05:06:13,560 INFO L444 ceAbstractionStarter]: At program point L621(line 621) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-23 05:06:13,561 INFO L444 ceAbstractionStarter]: At program point L617(line 617) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-23 05:06:13,561 INFO L448 ceAbstractionStarter]: For program point L615(lines 615 623) no Hoare annotation was computed. [2018-11-23 05:06:13,561 INFO L444 ceAbstractionStarter]: At program point L613(line 613) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-23 05:06:13,561 INFO L448 ceAbstractionStarter]: For program point L613-1(line 613) no Hoare annotation was computed. [2018-11-23 05:06:13,561 INFO L448 ceAbstractionStarter]: For program point L611(lines 611 628) no Hoare annotation was computed. [2018-11-23 05:06:13,561 INFO L444 ceAbstractionStarter]: At program point L865(lines 820 867) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 05:06:13,561 INFO L444 ceAbstractionStarter]: At program point L832(line 832) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 05:06:13,561 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 810 875) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 05:06:13,562 INFO L448 ceAbstractionStarter]: For program point L830(lines 830 836) no Hoare annotation was computed. [2018-11-23 05:06:13,562 INFO L448 ceAbstractionStarter]: For program point L830-1(lines 830 836) no Hoare annotation was computed. [2018-11-23 05:06:13,562 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 810 875) no Hoare annotation was computed. [2018-11-23 05:06:13,562 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 826) no Hoare annotation was computed. [2018-11-23 05:06:13,562 INFO L444 ceAbstractionStarter]: At program point L868(lines 819 869) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 05:06:13,562 INFO L448 ceAbstractionStarter]: For program point L858(lines 858 862) no Hoare annotation was computed. [2018-11-23 05:06:13,562 INFO L444 ceAbstractionStarter]: At program point L858-2(lines 850 863) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 05:06:13,563 INFO L448 ceAbstractionStarter]: For program point L821(lines 820 867) no Hoare annotation was computed. [2018-11-23 05:06:13,563 INFO L444 ceAbstractionStarter]: At program point L852(line 852) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 05:06:13,563 INFO L448 ceAbstractionStarter]: For program point L850(lines 850 863) no Hoare annotation was computed. [2018-11-23 05:06:13,563 INFO L444 ceAbstractionStarter]: At program point L842(line 842) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 05:06:13,563 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 846) no Hoare annotation was computed. [2018-11-23 05:06:13,563 INFO L448 ceAbstractionStarter]: For program point L840-1(lines 840 846) no Hoare annotation was computed. [2018-11-23 05:06:13,563 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 810 875) no Hoare annotation was computed. [2018-11-23 05:06:13,564 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 05:06:13,564 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2018-11-23 05:06:13,564 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 05:06:13,564 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 800 808) the Hoare annotation is: true [2018-11-23 05:06:13,564 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 800 808) no Hoare annotation was computed. [2018-11-23 05:06:13,564 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 800 808) no Hoare annotation was computed. [2018-11-23 05:06:13,564 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 756 767) the Hoare annotation is: true [2018-11-23 05:06:13,564 INFO L448 ceAbstractionStarter]: For program point L760-1(lines 756 767) no Hoare annotation was computed. [2018-11-23 05:06:13,564 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 756 767) no Hoare annotation was computed. [2018-11-23 05:06:13,565 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 768 776) the Hoare annotation is: true [2018-11-23 05:06:13,565 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 768 776) no Hoare annotation was computed. [2018-11-23 05:06:13,565 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 768 776) no Hoare annotation was computed. [2018-11-23 05:06:13,565 INFO L448 ceAbstractionStarter]: For program point L577(lines 575 597) no Hoare annotation was computed. [2018-11-23 05:06:13,565 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 572 598) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-23 05:06:13,565 INFO L444 ceAbstractionStarter]: At program point L588(line 588) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-23 05:06:13,565 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 572 598) no Hoare annotation was computed. [2018-11-23 05:06:13,565 INFO L444 ceAbstractionStarter]: At program point L586(lines 586 592) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-23 05:06:13,566 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 572 598) no Hoare annotation was computed. [2018-11-23 05:06:13,566 INFO L444 ceAbstractionStarter]: At program point L581(line 581) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-23 05:06:13,566 INFO L448 ceAbstractionStarter]: For program point L579(lines 575 597) no Hoare annotation was computed. [2018-11-23 05:06:13,566 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 94 123) no Hoare annotation was computed. [2018-11-23 05:06:13,566 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 94 123) the Hoare annotation is: true [2018-11-23 05:06:13,566 INFO L451 ceAbstractionStarter]: At program point L119(lines 94 123) the Hoare annotation is: true [2018-11-23 05:06:13,566 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-23 05:06:13,566 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 112) no Hoare annotation was computed. [2018-11-23 05:06:13,567 INFO L451 ceAbstractionStarter]: At program point L108-1(lines 108 112) the Hoare annotation is: true [2018-11-23 05:06:13,567 INFO L448 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-11-23 05:06:13,567 INFO L451 ceAbstractionStarter]: At program point L104-2(lines 104 118) the Hoare annotation is: true [2018-11-23 05:06:13,567 INFO L451 ceAbstractionStarter]: At program point L100(line 100) the Hoare annotation is: true [2018-11-23 05:06:13,567 INFO L448 ceAbstractionStarter]: For program point L100-1(line 100) no Hoare annotation was computed. [2018-11-23 05:06:13,567 INFO L448 ceAbstractionStarter]: For program point L736-1(lines 732 743) no Hoare annotation was computed. [2018-11-23 05:06:13,567 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 732 743) the Hoare annotation is: true [2018-11-23 05:06:13,567 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 732 743) no Hoare annotation was computed. [2018-11-23 05:06:13,568 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 151 157) no Hoare annotation was computed. [2018-11-23 05:06:13,568 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 151 157) the Hoare annotation is: true [2018-11-23 05:06:13,568 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 05:06:13,568 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) [2018-11-23 05:06:13,568 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 05:06:13,568 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 05:06:13,568 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 721 728) no Hoare annotation was computed. [2018-11-23 05:06:13,568 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 721 728) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~systemActive~0 1) (not (= |old(~systemActive~0)| 1))) [2018-11-23 05:06:13,569 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 721 728) no Hoare annotation was computed. [2018-11-23 05:06:13,569 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 744 755) no Hoare annotation was computed. [2018-11-23 05:06:13,569 INFO L448 ceAbstractionStarter]: For program point L748-1(lines 744 755) no Hoare annotation was computed. [2018-11-23 05:06:13,569 INFO L451 ceAbstractionStarter]: At program point waterRiseENTRY(lines 744 755) the Hoare annotation is: true [2018-11-23 05:06:13,569 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 912 919) no Hoare annotation was computed. [2018-11-23 05:06:13,569 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 912 919) the Hoare annotation is: true [2018-11-23 05:06:13,569 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 916) no Hoare annotation was computed. [2018-11-23 05:06:13,570 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 912 919) no Hoare annotation was computed. [2018-11-23 05:06:13,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 05:06:13 BoogieIcfgContainer [2018-11-23 05:06:13,582 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 05:06:13,583 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 05:06:13,583 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 05:06:13,583 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 05:06:13,584 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:06:11" (3/4) ... [2018-11-23 05:06:13,587 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 05:06:13,592 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 05:06:13,593 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 05:06:13,593 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-23 05:06:13,593 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-23 05:06:13,593 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-23 05:06:13,593 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 05:06:13,593 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-23 05:06:13,593 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 05:06:13,593 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 05:06:13,594 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 05:06:13,594 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-23 05:06:13,594 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 05:06:13,594 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 05:06:13,594 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 05:06:13,594 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 05:06:13,594 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-23 05:06:13,594 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 05:06:13,594 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 05:06:13,595 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 05:06:13,595 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 05:06:13,595 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 05:06:13,595 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 05:06:13,595 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-23 05:06:13,596 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 05:06:13,596 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 05:06:13,603 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-23 05:06:13,603 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 05:06:13,603 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 05:06:13,604 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 05:06:13,604 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 05:06:13,604 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 05:06:13,605 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 05:06:13,625 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || ((0 == pumpRunning && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1) [2018-11-23 05:06:13,625 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) [2018-11-23 05:06:13,657 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_86658d81-9e0b-4b92-bc2d-df607353931b/bin-2019/uautomizer/witness.graphml [2018-11-23 05:06:13,658 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 05:06:13,658 INFO L168 Benchmark]: Toolchain (without parser) took 2611.19 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 956.4 MB in the beginning and 776.9 MB in the end (delta: 179.6 MB). Peak memory consumption was 291.7 MB. Max. memory is 11.5 GB. [2018-11-23 05:06:13,659 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. [2018-11-23 05:06:13,660 INFO L168 Benchmark]: CACSL2BoogieTranslator took 366.80 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -142.1 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-11-23 05:06:13,660 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.68 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 05:06:13,660 INFO L168 Benchmark]: Boogie Preprocessor took 26.78 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-23 05:06:13,661 INFO L168 Benchmark]: RCFGBuilder took 391.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 54.4 MB). Peak memory consumption was 54.4 MB. Max. memory is 11.5 GB. [2018-11-23 05:06:13,661 INFO L168 Benchmark]: TraceAbstraction took 1722.38 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 787.5 MB in the end (delta: 253.1 MB). Peak memory consumption was 253.1 MB. Max. memory is 11.5 GB. [2018-11-23 05:06:13,661 INFO L168 Benchmark]: Witness Printer took 75.05 ms. Allocated memory is still 1.1 GB. Free memory was 787.5 MB in the beginning and 776.9 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 11.5 GB. [2018-11-23 05:06:13,663 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 366.80 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -142.1 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.68 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.78 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 391.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 54.4 MB). Peak memory consumption was 54.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1722.38 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 787.5 MB in the end (delta: 253.1 MB). Peak memory consumption was 253.1 MB. Max. memory is 11.5 GB. * Witness Printer took 75.05 ms. Allocated memory is still 1.1 GB. Free memory was 787.5 MB in the beginning and 776.9 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 916]: 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: 819]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || ((0 == pumpRunning && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 26 procedures, 129 locations, 1 error locations. SAFE Result, 1.6s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 0.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 455 SDtfs, 206 SDslu, 471 SDs, 0 SdLazy, 296 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=129occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 175 PreInvPairs, 183 NumberOfFragments, 407 HoareAnnotationTreeSize, 175 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 54 FomulaSimplificationsInter, 336 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 257 NumberOfCodeBlocks, 257 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 253 ConstructedInterpolants, 0 QuantifiedInterpolants, 27417 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...