./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product21_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7dfae8c7-1b92-427e-86db-778b6314b91c/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7dfae8c7-1b92-427e-86db-778b6314b91c/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7dfae8c7-1b92-427e-86db-778b6314b91c/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7dfae8c7-1b92-427e-86db-778b6314b91c/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product21_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7dfae8c7-1b92-427e-86db-778b6314b91c/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7dfae8c7-1b92-427e-86db-778b6314b91c/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 8ca334e090ac37635ea5e20a191b6f0bec293495 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 12:37:53,440 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:37:53,441 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:37:53,448 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:37:53,448 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:37:53,449 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:37:53,450 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:37:53,451 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:37:53,453 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:37:53,453 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:37:53,454 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:37:53,454 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:37:53,455 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:37:53,455 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:37:53,456 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:37:53,456 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:37:53,457 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:37:53,458 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:37:53,460 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:37:53,461 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:37:53,462 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:37:53,463 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:37:53,464 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:37:53,465 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:37:53,465 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:37:53,465 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:37:53,466 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:37:53,467 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:37:53,467 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:37:53,468 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:37:53,468 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:37:53,469 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:37:53,469 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:37:53,469 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:37:53,470 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:37:53,470 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:37:53,470 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7dfae8c7-1b92-427e-86db-778b6314b91c/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 12:37:53,478 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:37:53,478 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:37:53,479 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 12:37:53,479 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 12:37:53,480 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:37:53,480 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:37:53,480 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:37:53,480 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:37:53,480 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:37:53,481 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:37:53,481 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:37:53,481 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:37:53,481 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 12:37:53,481 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 12:37:53,481 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 12:37:53,481 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:37:53,481 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:37:53,482 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:37:53,482 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 12:37:53,482 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:37:53,482 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:37:53,482 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 12:37:53,482 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 12:37:53,482 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:37:53,483 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:37:53,483 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 12:37:53,483 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 12:37:53,483 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:37:53,483 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 12:37:53,483 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 12:37:53,483 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_7dfae8c7-1b92-427e-86db-778b6314b91c/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 -> 8ca334e090ac37635ea5e20a191b6f0bec293495 [2018-11-28 12:37:53,505 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:37:53,513 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:37:53,515 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:37:53,516 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:37:53,516 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:37:53,516 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7dfae8c7-1b92-427e-86db-778b6314b91c/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product21_true-unreach-call_false-termination.cil.c [2018-11-28 12:37:53,554 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7dfae8c7-1b92-427e-86db-778b6314b91c/bin-2019/uautomizer/data/b05a6edff/7f52fa2d382040c2a76ecac089d9824f/FLAG59b8eb24b [2018-11-28 12:37:53,885 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:37:53,885 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7dfae8c7-1b92-427e-86db-778b6314b91c/sv-benchmarks/c/product-lines/minepump_spec4_product21_true-unreach-call_false-termination.cil.c [2018-11-28 12:37:53,893 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7dfae8c7-1b92-427e-86db-778b6314b91c/bin-2019/uautomizer/data/b05a6edff/7f52fa2d382040c2a76ecac089d9824f/FLAG59b8eb24b [2018-11-28 12:37:53,903 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7dfae8c7-1b92-427e-86db-778b6314b91c/bin-2019/uautomizer/data/b05a6edff/7f52fa2d382040c2a76ecac089d9824f [2018-11-28 12:37:53,904 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:37:53,905 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:37:53,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:37:53,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:37:53,908 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:37:53,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:37:53" (1/1) ... [2018-11-28 12:37:53,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75eb1ba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:37:53, skipping insertion in model container [2018-11-28 12:37:53,910 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:37:53" (1/1) ... [2018-11-28 12:37:53,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:37:53,941 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:37:54,118 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:37:54,171 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:37:54,228 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:37:54,244 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:37:54,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:37:54 WrapperNode [2018-11-28 12:37:54,244 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:37:54,245 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:37:54,245 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:37:54,245 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:37:54,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:37:54" (1/1) ... [2018-11-28 12:37:54,263 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:37:54" (1/1) ... [2018-11-28 12:37:54,270 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:37:54,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:37:54,271 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:37:54,271 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:37:54,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:37:54" (1/1) ... [2018-11-28 12:37:54,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:37:54" (1/1) ... [2018-11-28 12:37:54,280 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:37:54" (1/1) ... [2018-11-28 12:37:54,280 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:37:54" (1/1) ... [2018-11-28 12:37:54,288 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:37:54" (1/1) ... [2018-11-28 12:37:54,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:37:54" (1/1) ... [2018-11-28 12:37:54,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:37:54" (1/1) ... [2018-11-28 12:37:54,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:37:54,297 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:37:54,297 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:37:54,297 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:37:54,298 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:37:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7dfae8c7-1b92-427e-86db-778b6314b91c/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 [2018-11-28 12:37:54,332 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 12:37:54,332 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 12:37:54,332 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-28 12:37:54,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-28 12:37:54,332 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 12:37:54,332 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 12:37:54,333 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-28 12:37:54,333 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-28 12:37:54,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 12:37:54,333 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 12:37:54,333 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 12:37:54,333 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 12:37:54,333 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 12:37:54,333 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 12:37:54,333 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 12:37:54,334 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 12:37:54,334 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 12:37:54,334 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-28 12:37:54,334 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-28 12:37:54,334 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-28 12:37:54,334 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-28 12:37:54,334 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 12:37:54,335 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 12:37:54,335 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 12:37:54,335 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 12:37:54,335 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 12:37:54,335 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 12:37:54,335 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 12:37:54,335 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 12:37:54,335 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 12:37:54,336 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 12:37:54,336 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 12:37:54,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 12:37:54,336 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-28 12:37:54,336 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-28 12:37:54,336 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 12:37:54,336 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 12:37:54,336 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 12:37:54,336 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 12:37:54,337 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 12:37:54,337 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 12:37:54,337 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 12:37:54,337 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 12:37:54,337 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 12:37:54,337 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 12:37:54,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 12:37:54,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 12:37:54,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 12:37:54,338 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 12:37:54,338 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 12:37:54,338 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 12:37:54,338 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 12:37:54,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:37:54,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:37:54,754 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:37:54,754 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 12:37:54,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:37:54 BoogieIcfgContainer [2018-11-28 12:37:54,754 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:37:54,755 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 12:37:54,756 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 12:37:54,758 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 12:37:54,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:37:53" (1/3) ... [2018-11-28 12:37:54,759 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41634c48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:37:54, skipping insertion in model container [2018-11-28 12:37:54,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:37:54" (2/3) ... [2018-11-28 12:37:54,760 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41634c48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:37:54, skipping insertion in model container [2018-11-28 12:37:54,760 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:37:54" (3/3) ... [2018-11-28 12:37:54,762 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product21_true-unreach-call_false-termination.cil.c [2018-11-28 12:37:54,771 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 12:37:54,778 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 12:37:54,792 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 12:37:54,819 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:37:54,819 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 12:37:54,819 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 12:37:54,819 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 12:37:54,819 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:37:54,820 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:37:54,820 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 12:37:54,820 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:37:54,820 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 12:37:54,837 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states. [2018-11-28 12:37:54,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-28 12:37:54,844 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:37:54,845 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:37:54,847 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:37:54,851 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:37:54,852 INFO L82 PathProgramCache]: Analyzing trace with hash 2076015637, now seen corresponding path program 1 times [2018-11-28 12:37:54,853 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:37:54,854 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:37:54,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:37:54,893 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:37:54,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:37:54,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:37:55,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:37:55,034 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:37:55,035 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 12:37:55,037 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 12:37:55,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 12:37:55,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 12:37:55,047 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 2 states. [2018-11-28 12:37:55,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:37:55,076 INFO L93 Difference]: Finished difference Result 244 states and 303 transitions. [2018-11-28 12:37:55,076 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 12:37:55,077 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-28 12:37:55,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:37:55,085 INFO L225 Difference]: With dead ends: 244 [2018-11-28 12:37:55,085 INFO L226 Difference]: Without dead ends: 122 [2018-11-28 12:37:55,087 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 [2018-11-28 12:37:55,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2018-11-28 12:37:55,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2018-11-28 12:37:55,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2018-11-28 12:37:55,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 143 transitions. [2018-11-28 12:37:55,123 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 143 transitions. Word has length 46 [2018-11-28 12:37:55,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:37:55,123 INFO L480 AbstractCegarLoop]: Abstraction has 122 states and 143 transitions. [2018-11-28 12:37:55,123 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 12:37:55,123 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 143 transitions. [2018-11-28 12:37:55,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-28 12:37:55,126 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:37:55,126 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:37:55,126 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:37:55,127 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:37:55,127 INFO L82 PathProgramCache]: Analyzing trace with hash -163575237, now seen corresponding path program 1 times [2018-11-28 12:37:55,127 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:37:55,127 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:37:55,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:37:55,129 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:37:55,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:37:55,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:37:55,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:37:55,215 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:37:55,215 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:37:55,216 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:37:55,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:37:55,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:37:55,217 INFO L87 Difference]: Start difference. First operand 122 states and 143 transitions. Second operand 3 states. [2018-11-28 12:37:55,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:37:55,233 INFO L93 Difference]: Finished difference Result 193 states and 225 transitions. [2018-11-28 12:37:55,237 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:37:55,237 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-11-28 12:37:55,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:37:55,239 INFO L225 Difference]: With dead ends: 193 [2018-11-28 12:37:55,239 INFO L226 Difference]: Without dead ends: 113 [2018-11-28 12:37:55,240 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 [2018-11-28 12:37:55,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2018-11-28 12:37:55,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2018-11-28 12:37:55,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2018-11-28 12:37:55,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 131 transitions. [2018-11-28 12:37:55,250 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 131 transitions. Word has length 47 [2018-11-28 12:37:55,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:37:55,251 INFO L480 AbstractCegarLoop]: Abstraction has 113 states and 131 transitions. [2018-11-28 12:37:55,251 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:37:55,251 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 131 transitions. [2018-11-28 12:37:55,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-28 12:37:55,253 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:37:55,253 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:37:55,254 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:37:55,254 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:37:55,254 INFO L82 PathProgramCache]: Analyzing trace with hash 731683058, now seen corresponding path program 1 times [2018-11-28 12:37:55,254 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:37:55,254 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:37:55,255 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:37:55,255 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:37:55,255 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:37:55,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:37:55,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:37:55,358 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:37:55,358 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:37:55,358 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:37:55,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:37:55,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:37:55,359 INFO L87 Difference]: Start difference. First operand 113 states and 131 transitions. Second operand 7 states. [2018-11-28 12:37:55,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:37:55,525 INFO L93 Difference]: Finished difference Result 202 states and 239 transitions. [2018-11-28 12:37:55,526 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 12:37:55,526 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2018-11-28 12:37:55,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:37:55,527 INFO L225 Difference]: With dead ends: 202 [2018-11-28 12:37:55,527 INFO L226 Difference]: Without dead ends: 113 [2018-11-28 12:37:55,528 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 12:37:55,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2018-11-28 12:37:55,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2018-11-28 12:37:55,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2018-11-28 12:37:55,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 130 transitions. [2018-11-28 12:37:55,535 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 130 transitions. Word has length 51 [2018-11-28 12:37:55,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:37:55,535 INFO L480 AbstractCegarLoop]: Abstraction has 113 states and 130 transitions. [2018-11-28 12:37:55,535 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:37:55,535 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 130 transitions. [2018-11-28 12:37:55,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-28 12:37:55,536 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:37:55,537 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:37:55,537 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:37:55,537 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:37:55,537 INFO L82 PathProgramCache]: Analyzing trace with hash -1157726517, now seen corresponding path program 1 times [2018-11-28 12:37:55,537 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:37:55,537 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:37:55,538 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:37:55,538 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:37:55,538 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:37:55,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:37:55,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:37:55,653 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:37:55,653 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-28 12:37:55,653 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-28 12:37:55,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-28 12:37:55,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-28 12:37:55,654 INFO L87 Difference]: Start difference. First operand 113 states and 130 transitions. Second operand 10 states. [2018-11-28 12:37:55,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:37:55,979 INFO L93 Difference]: Finished difference Result 360 states and 441 transitions. [2018-11-28 12:37:55,980 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-28 12:37:55,980 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 64 [2018-11-28 12:37:55,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:37:55,983 INFO L225 Difference]: With dead ends: 360 [2018-11-28 12:37:55,983 INFO L226 Difference]: Without dead ends: 271 [2018-11-28 12:37:55,984 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-28 12:37:55,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2018-11-28 12:37:56,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 267. [2018-11-28 12:37:56,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 267 states. [2018-11-28 12:37:56,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 318 transitions. [2018-11-28 12:37:56,021 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 318 transitions. Word has length 64 [2018-11-28 12:37:56,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:37:56,022 INFO L480 AbstractCegarLoop]: Abstraction has 267 states and 318 transitions. [2018-11-28 12:37:56,022 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-28 12:37:56,022 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 318 transitions. [2018-11-28 12:37:56,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-28 12:37:56,025 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:37:56,026 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:37:56,028 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:37:56,028 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:37:56,028 INFO L82 PathProgramCache]: Analyzing trace with hash 660711135, now seen corresponding path program 1 times [2018-11-28 12:37:56,028 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:37:56,029 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:37:56,029 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:37:56,029 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:37:56,030 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:37:56,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:37:56,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:37:56,110 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:37:56,110 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:37:56,110 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:37:56,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:37:56,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:37:56,111 INFO L87 Difference]: Start difference. First operand 267 states and 318 transitions. Second operand 3 states. [2018-11-28 12:37:56,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:37:56,130 INFO L93 Difference]: Finished difference Result 407 states and 496 transitions. [2018-11-28 12:37:56,131 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:37:56,131 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 72 [2018-11-28 12:37:56,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:37:56,132 INFO L225 Difference]: With dead ends: 407 [2018-11-28 12:37:56,132 INFO L226 Difference]: Without dead ends: 164 [2018-11-28 12:37:56,134 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:37:56,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2018-11-28 12:37:56,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2018-11-28 12:37:56,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2018-11-28 12:37:56,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 182 transitions. [2018-11-28 12:37:56,146 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 182 transitions. Word has length 72 [2018-11-28 12:37:56,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:37:56,147 INFO L480 AbstractCegarLoop]: Abstraction has 164 states and 182 transitions. [2018-11-28 12:37:56,147 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:37:56,147 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 182 transitions. [2018-11-28 12:37:56,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-28 12:37:56,148 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:37:56,149 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:37:56,149 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:37:56,149 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:37:56,149 INFO L82 PathProgramCache]: Analyzing trace with hash -1344295440, now seen corresponding path program 1 times [2018-11-28 12:37:56,149 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:37:56,149 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:37:56,150 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:37:56,150 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:37:56,150 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:37:56,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:37:56,253 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-28 12:37:56,253 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:37:56,254 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7dfae8c7-1b92-427e-86db-778b6314b91c/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 12:37:56,265 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:37:56,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:37:56,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:37:56,498 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 12:37:56,513 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 12:37:56,513 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2018-11-28 12:37:56,514 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-28 12:37:56,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-28 12:37:56,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2018-11-28 12:37:56,514 INFO L87 Difference]: Start difference. First operand 164 states and 182 transitions. Second operand 12 states. [2018-11-28 12:37:56,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:37:56,832 INFO L93 Difference]: Finished difference Result 211 states and 235 transitions. [2018-11-28 12:37:56,832 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 12:37:56,833 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 108 [2018-11-28 12:37:56,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:37:56,833 INFO L225 Difference]: With dead ends: 211 [2018-11-28 12:37:56,833 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 12:37:56,834 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2018-11-28 12:37:56,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 12:37:56,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 12:37:56,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 12:37:56,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 12:37:56,834 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 108 [2018-11-28 12:37:56,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:37:56,835 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 12:37:56,835 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-28 12:37:56,835 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 12:37:56,835 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 12:37:56,838 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 12:37:57,828 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 692 698) the Hoare annotation is: true [2018-11-28 12:37:57,829 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 692 698) no Hoare annotation was computed. [2018-11-28 12:37:57,829 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 699 707) no Hoare annotation was computed. [2018-11-28 12:37:57,829 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 699 707) the Hoare annotation is: true [2018-11-28 12:37:57,829 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 699 707) no Hoare annotation was computed. [2018-11-28 12:37:57,829 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 806 830) the Hoare annotation is: true [2018-11-28 12:37:57,829 INFO L444 ceAbstractionStarter]: At program point L820(line 820) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-28 12:37:57,829 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 806 830) no Hoare annotation was computed. [2018-11-28 12:37:57,829 INFO L448 ceAbstractionStarter]: For program point L818(lines 818 824) no Hoare annotation was computed. [2018-11-28 12:37:57,830 INFO L444 ceAbstractionStarter]: At program point L816(line 816) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-28 12:37:57,830 INFO L448 ceAbstractionStarter]: For program point L816-1(line 816) no Hoare annotation was computed. [2018-11-28 12:37:57,830 INFO L448 ceAbstractionStarter]: For program point L814(lines 814 827) no Hoare annotation was computed. [2018-11-28 12:37:57,830 INFO L448 ceAbstractionStarter]: For program point L814-1(lines 806 830) no Hoare annotation was computed. [2018-11-28 12:37:57,830 INFO L451 ceAbstractionStarter]: At program point L812(line 812) the Hoare annotation is: true [2018-11-28 12:37:57,830 INFO L448 ceAbstractionStarter]: For program point L812-1(line 812) no Hoare annotation was computed. [2018-11-28 12:37:57,830 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 781 803) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:37:57,830 INFO L444 ceAbstractionStarter]: At program point L793(line 793) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= main_~tmp~7 ~systemActive~0))) [2018-11-28 12:37:57,830 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 781 803) no Hoare annotation was computed. [2018-11-28 12:37:57,830 INFO L444 ceAbstractionStarter]: At program point L793-1(line 793) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= main_~tmp~7 ~systemActive~0))) [2018-11-28 12:37:57,830 INFO L448 ceAbstractionStarter]: For program point L791(lines 791 798) no Hoare annotation was computed. [2018-11-28 12:37:57,830 INFO L448 ceAbstractionStarter]: For program point L791-1(lines 791 798) no Hoare annotation was computed. [2018-11-28 12:37:57,831 INFO L448 ceAbstractionStarter]: For program point L789(line 789) no Hoare annotation was computed. [2018-11-28 12:37:57,831 INFO L444 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:37:57,831 INFO L444 ceAbstractionStarter]: At program point L787(line 787) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:37:57,831 INFO L444 ceAbstractionStarter]: At program point L787-1(line 787) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:37:57,831 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 781 803) no Hoare annotation was computed. [2018-11-28 12:37:57,831 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 163 171) no Hoare annotation was computed. [2018-11-28 12:37:57,831 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 163 171) the Hoare annotation is: true [2018-11-28 12:37:57,831 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 163 171) no Hoare annotation was computed. [2018-11-28 12:37:57,831 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 208 226) the Hoare annotation is: true [2018-11-28 12:37:57,831 INFO L448 ceAbstractionStarter]: For program point L217(lines 217 221) no Hoare annotation was computed. [2018-11-28 12:37:57,831 INFO L451 ceAbstractionStarter]: At program point L215(line 215) the Hoare annotation is: true [2018-11-28 12:37:57,831 INFO L448 ceAbstractionStarter]: For program point L217-2(lines 217 221) no Hoare annotation was computed. [2018-11-28 12:37:57,832 INFO L448 ceAbstractionStarter]: For program point L215-1(line 215) no Hoare annotation was computed. [2018-11-28 12:37:57,832 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 208 226) no Hoare annotation was computed. [2018-11-28 12:37:57,832 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 208 226) no Hoare annotation was computed. [2018-11-28 12:37:57,832 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 685 691) no Hoare annotation was computed. [2018-11-28 12:37:57,832 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 685 691) the Hoare annotation is: true [2018-11-28 12:37:57,832 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 771 780) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:37:57,832 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 771 780) no Hoare annotation was computed. [2018-11-28 12:37:57,832 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 771 780) no Hoare annotation was computed. [2018-11-28 12:37:57,832 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 152 162) the Hoare annotation is: true [2018-11-28 12:37:57,832 INFO L451 ceAbstractionStarter]: At program point L157(line 157) the Hoare annotation is: true [2018-11-28 12:37:57,832 INFO L448 ceAbstractionStarter]: For program point L157-1(line 157) no Hoare annotation was computed. [2018-11-28 12:37:57,832 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 152 162) no Hoare annotation was computed. [2018-11-28 12:37:57,833 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 152 162) no Hoare annotation was computed. [2018-11-28 12:37:57,833 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 144 151) the Hoare annotation is: true [2018-11-28 12:37:57,833 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 144 151) no Hoare annotation was computed. [2018-11-28 12:37:57,833 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 144 151) no Hoare annotation was computed. [2018-11-28 12:37:57,833 INFO L448 ceAbstractionStarter]: For program point L130-1(lines 111 135) no Hoare annotation was computed. [2018-11-28 12:37:57,833 INFO L444 ceAbstractionStarter]: At program point L125(line 125) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-28 12:37:57,833 INFO L444 ceAbstractionStarter]: At program point L121(line 121) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-28 12:37:57,833 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 127) no Hoare annotation was computed. [2018-11-28 12:37:57,833 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 111 135) no Hoare annotation was computed. [2018-11-28 12:37:57,833 INFO L444 ceAbstractionStarter]: At program point L117(line 117) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-28 12:37:57,833 INFO L448 ceAbstractionStarter]: For program point L117-1(line 117) no Hoare annotation was computed. [2018-11-28 12:37:57,834 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 111 135) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))))) [2018-11-28 12:37:57,834 INFO L448 ceAbstractionStarter]: For program point L115(lines 115 132) no Hoare annotation was computed. [2018-11-28 12:37:57,834 INFO L444 ceAbstractionStarter]: At program point L130(line 130) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))))) [2018-11-28 12:37:57,834 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 77 83) no Hoare annotation was computed. [2018-11-28 12:37:57,834 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 77 83) the Hoare annotation is: true [2018-11-28 12:37:57,834 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 231 294) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:37:57,834 INFO L444 ceAbstractionStarter]: At program point L287(lines 240 288) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:37:57,834 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 231 294) no Hoare annotation was computed. [2018-11-28 12:37:57,834 INFO L448 ceAbstractionStarter]: For program point L277(lines 277 281) no Hoare annotation was computed. [2018-11-28 12:37:57,834 INFO L444 ceAbstractionStarter]: At program point L277-2(lines 271 282) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:37:57,835 INFO L448 ceAbstractionStarter]: For program point L242(lines 241 286) no Hoare annotation was computed. [2018-11-28 12:37:57,835 INFO L448 ceAbstractionStarter]: For program point L271(lines 271 282) no Hoare annotation was computed. [2018-11-28 12:37:57,835 INFO L444 ceAbstractionStarter]: At program point L263(line 263) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:37:57,835 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 267) no Hoare annotation was computed. [2018-11-28 12:37:57,835 INFO L448 ceAbstractionStarter]: For program point L261-1(lines 261 267) no Hoare annotation was computed. [2018-11-28 12:37:57,835 INFO L444 ceAbstractionStarter]: At program point L253(line 253) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:37:57,835 INFO L444 ceAbstractionStarter]: At program point L284(lines 241 286) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:37:57,835 INFO L448 ceAbstractionStarter]: For program point L251(lines 251 257) no Hoare annotation was computed. [2018-11-28 12:37:57,835 INFO L448 ceAbstractionStarter]: For program point L251-1(lines 251 257) no Hoare annotation was computed. [2018-11-28 12:37:57,835 INFO L448 ceAbstractionStarter]: For program point L243(lines 243 247) no Hoare annotation was computed. [2018-11-28 12:37:57,835 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 231 294) no Hoare annotation was computed. [2018-11-28 12:37:57,836 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 911 919) no Hoare annotation was computed. [2018-11-28 12:37:57,836 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 911 919) the Hoare annotation is: true [2018-11-28 12:37:57,836 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 911 919) no Hoare annotation was computed. [2018-11-28 12:37:57,836 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:37:57,836 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-28 12:37:57,836 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:37:57,836 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 902 910) the Hoare annotation is: true [2018-11-28 12:37:57,836 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 902 910) no Hoare annotation was computed. [2018-11-28 12:37:57,836 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 902 910) no Hoare annotation was computed. [2018-11-28 12:37:57,836 INFO L448 ceAbstractionStarter]: For program point L862-1(lines 858 869) no Hoare annotation was computed. [2018-11-28 12:37:57,836 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 858 869) the Hoare annotation is: true [2018-11-28 12:37:57,836 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 858 869) no Hoare annotation was computed. [2018-11-28 12:37:57,836 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 710 739) no Hoare annotation was computed. [2018-11-28 12:37:57,837 INFO L451 ceAbstractionStarter]: At program point L735(lines 710 739) the Hoare annotation is: true [2018-11-28 12:37:57,837 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 710 739) the Hoare annotation is: true [2018-11-28 12:37:57,837 INFO L448 ceAbstractionStarter]: For program point L731(line 731) no Hoare annotation was computed. [2018-11-28 12:37:57,837 INFO L448 ceAbstractionStarter]: For program point L724(lines 724 728) no Hoare annotation was computed. [2018-11-28 12:37:57,837 INFO L451 ceAbstractionStarter]: At program point L724-1(lines 724 728) the Hoare annotation is: true [2018-11-28 12:37:57,837 INFO L448 ceAbstractionStarter]: For program point L721(line 721) no Hoare annotation was computed. [2018-11-28 12:37:57,837 INFO L451 ceAbstractionStarter]: At program point L720-2(lines 720 734) the Hoare annotation is: true [2018-11-28 12:37:57,837 INFO L451 ceAbstractionStarter]: At program point L716(line 716) the Hoare annotation is: true [2018-11-28 12:37:57,837 INFO L448 ceAbstractionStarter]: For program point L716-1(line 716) no Hoare annotation was computed. [2018-11-28 12:37:57,837 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 870 878) the Hoare annotation is: true [2018-11-28 12:37:57,837 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 870 878) no Hoare annotation was computed. [2018-11-28 12:37:57,837 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 870 878) no Hoare annotation was computed. [2018-11-28 12:37:57,838 INFO L444 ceAbstractionStarter]: At program point L64(lines 64 70) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and .cse1 (<= |old(~waterLevel~0)| ~waterLevel~0)) (< |old(~waterLevel~0)| 2) .cse2) (or .cse0 (and .cse1 (= ~waterLevel~0 1)) .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-28 12:37:57,838 INFO L444 ceAbstractionStarter]: At program point L59(line 59) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< |old(~waterLevel~0)| 2) .cse1) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2018-11-28 12:37:57,838 INFO L448 ceAbstractionStarter]: For program point L57(lines 56 75) no Hoare annotation was computed. [2018-11-28 12:37:57,838 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 53 76) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and .cse1 (<= |old(~waterLevel~0)| ~waterLevel~0)) (< |old(~waterLevel~0)| 2) .cse2) (or .cse0 (and .cse1 (= ~waterLevel~0 1)) .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-28 12:37:57,838 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 53 76) no Hoare annotation was computed. [2018-11-28 12:37:57,838 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 53 76) no Hoare annotation was computed. [2018-11-28 12:37:57,838 INFO L444 ceAbstractionStarter]: At program point L66(line 66) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and .cse1 (<= |old(~waterLevel~0)| ~waterLevel~0)) (< |old(~waterLevel~0)| 2) .cse2) (or .cse0 (and .cse1 (= ~waterLevel~0 1)) .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-28 12:37:57,838 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 834 845) the Hoare annotation is: true [2018-11-28 12:37:57,838 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 834 845) no Hoare annotation was computed. [2018-11-28 12:37:57,838 INFO L448 ceAbstractionStarter]: For program point L838-1(lines 834 845) no Hoare annotation was computed. [2018-11-28 12:37:57,839 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 764 770) no Hoare annotation was computed. [2018-11-28 12:37:57,839 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 764 770) the Hoare annotation is: true [2018-11-28 12:37:57,839 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:37:57,839 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) [2018-11-28 12:37:57,839 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 12:37:57,839 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:37:57,839 INFO L448 ceAbstractionStarter]: For program point L850-1(lines 846 857) no Hoare annotation was computed. [2018-11-28 12:37:57,839 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 846 857) no Hoare annotation was computed. [2018-11-28 12:37:57,839 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 846 857) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (<= |old(~waterLevel~0)| ~waterLevel~0) .cse1 (< |old(~waterLevel~0)| 2)) (or .cse0 (= ~waterLevel~0 1) .cse1 (not (= |old(~waterLevel~0)| 1))))) [2018-11-28 12:37:57,839 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 296 303) no Hoare annotation was computed. [2018-11-28 12:37:57,839 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 296 303) the Hoare annotation is: true [2018-11-28 12:37:57,840 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 300) no Hoare annotation was computed. [2018-11-28 12:37:57,840 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 296 303) no Hoare annotation was computed. [2018-11-28 12:37:57,840 INFO L444 ceAbstractionStarter]: At program point L95(line 95) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-28 12:37:57,840 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 85 109) no Hoare annotation was computed. [2018-11-28 12:37:57,840 INFO L448 ceAbstractionStarter]: For program point L93(lines 93 101) no Hoare annotation was computed. [2018-11-28 12:37:57,840 INFO L444 ceAbstractionStarter]: At program point L91(line 91) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-28 12:37:57,840 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 85 109) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))))) [2018-11-28 12:37:57,840 INFO L448 ceAbstractionStarter]: For program point L91-1(line 91) no Hoare annotation was computed. [2018-11-28 12:37:57,840 INFO L448 ceAbstractionStarter]: For program point L89(lines 89 106) no Hoare annotation was computed. [2018-11-28 12:37:57,840 INFO L444 ceAbstractionStarter]: At program point L104(line 104) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))))) [2018-11-28 12:37:57,841 INFO L448 ceAbstractionStarter]: For program point L104-1(lines 85 109) no Hoare annotation was computed. [2018-11-28 12:37:57,841 INFO L444 ceAbstractionStarter]: At program point L99(line 99) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-28 12:37:57,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:37:57 BoogieIcfgContainer [2018-11-28 12:37:57,852 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 12:37:57,853 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:37:57,853 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:37:57,853 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:37:57,857 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:37:54" (3/4) ... [2018-11-28 12:37:57,861 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 12:37:57,867 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 12:37:57,868 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 12:37:57,868 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-28 12:37:57,868 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 12:37:57,868 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 12:37:57,868 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-28 12:37:57,868 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 12:37:57,868 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 12:37:57,868 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 12:37:57,868 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 12:37:57,869 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 12:37:57,869 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 12:37:57,869 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 12:37:57,869 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-28 12:37:57,869 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 12:37:57,869 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-28 12:37:57,869 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 12:37:57,869 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 12:37:57,869 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 12:37:57,869 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 12:37:57,870 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 12:37:57,870 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 12:37:57,870 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 12:37:57,870 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 12:37:57,870 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-11-28 12:37:57,876 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-11-28 12:37:57,876 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-28 12:37:57,877 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 12:37:57,877 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-28 12:37:57,878 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 12:37:57,878 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 12:37:57,902 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && \old(waterLevel) <= waterLevel) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) [2018-11-28 12:37:57,902 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) [2018-11-28 12:37:57,937 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7dfae8c7-1b92-427e-86db-778b6314b91c/bin-2019/uautomizer/witness.graphml [2018-11-28 12:37:57,937 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:37:57,938 INFO L168 Benchmark]: Toolchain (without parser) took 4033.13 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 232.3 MB). Free memory was 949.6 MB in the beginning and 870.0 MB in the end (delta: 79.5 MB). Peak memory consumption was 311.8 MB. Max. memory is 11.5 GB. [2018-11-28 12:37:57,939 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:37:57,939 INFO L168 Benchmark]: CACSL2BoogieTranslator took 338.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -183.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:37:57,939 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.50 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:37:57,940 INFO L168 Benchmark]: Boogie Preprocessor took 26.20 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-28 12:37:57,940 INFO L168 Benchmark]: RCFGBuilder took 457.46 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: 49.7 MB). Peak memory consumption was 49.7 MB. Max. memory is 11.5 GB. [2018-11-28 12:37:57,940 INFO L168 Benchmark]: TraceAbstraction took 3096.78 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 87.0 MB). Free memory was 1.1 GB in the beginning and 875.5 MB in the end (delta: 203.9 MB). Peak memory consumption was 290.9 MB. Max. memory is 11.5 GB. [2018-11-28 12:37:57,940 INFO L168 Benchmark]: Witness Printer took 84.66 ms. Allocated memory is still 1.3 GB. Free memory was 875.5 MB in the beginning and 870.0 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 11.5 GB. [2018-11-28 12:37:57,942 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 338.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -183.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.50 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.20 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 457.46 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: 49.7 MB). Peak memory consumption was 49.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3096.78 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 87.0 MB). Free memory was 1.1 GB in the beginning and 875.5 MB in the end (delta: 203.9 MB). Peak memory consumption was 290.9 MB. Max. memory is 11.5 GB. * Witness Printer took 84.66 ms. Allocated memory is still 1.3 GB. Free memory was 875.5 MB in the beginning and 870.0 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 300]: 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: 241]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && \old(waterLevel) <= waterLevel) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 26 procedures, 135 locations, 1 error locations. SAFE Result, 3.0s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 0.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 741 SDtfs, 565 SDslu, 1546 SDs, 0 SdLazy, 891 SolverSat, 154 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 180 GetRequests, 137 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=267occurred in iteration=4, 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, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 397 PreInvPairs, 410 NumberOfFragments, 844 HoareAnnotationTreeSize, 397 FomulaSimplifications, 21 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 57 FomulaSimplificationsInter, 1154 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 496 NumberOfCodeBlocks, 496 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 489 ConstructedInterpolants, 0 QuantifiedInterpolants, 77420 SizeOfPredicates, 3 NumberOfNonLiveVariables, 740 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 66/72 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...