./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec5_product19_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/product-lines/minepump_spec5_product19_true-unreach-call_false-termination.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 9c314d63250cd17d6a50b1f2df9a5a3ff1e733f7 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 18:47:47,456 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 18:47:47,458 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 18:47:47,470 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 18:47:47,470 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 18:47:47,471 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 18:47:47,473 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 18:47:47,483 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 18:47:47,485 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 18:47:47,486 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 18:47:47,487 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 18:47:47,488 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 18:47:47,489 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 18:47:47,490 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 18:47:47,491 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 18:47:47,492 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 18:47:47,494 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 18:47:47,496 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 18:47:47,498 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 18:47:47,500 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 18:47:47,501 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 18:47:47,503 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 18:47:47,506 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 18:47:47,506 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 18:47:47,506 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 18:47:47,510 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 18:47:47,513 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 18:47:47,516 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 18:47:47,517 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 18:47:47,518 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 18:47:47,522 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 18:47:47,523 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 18:47:47,523 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 18:47:47,523 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 18:47:47,526 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 18:47:47,527 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 18:47:47,528 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 18:47:47,556 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 18:47:47,556 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 18:47:47,557 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 18:47:47,558 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 18:47:47,559 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 18:47:47,559 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 18:47:47,559 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 18:47:47,559 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 18:47:47,560 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 18:47:47,560 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 18:47:47,560 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 18:47:47,560 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 18:47:47,560 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 18:47:47,560 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 18:47:47,562 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 18:47:47,562 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 18:47:47,562 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 18:47:47,562 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 18:47:47,563 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 18:47:47,563 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 18:47:47,563 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 18:47:47,563 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 18:47:47,563 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 18:47:47,565 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 18:47:47,565 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 18:47:47,565 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 18:47:47,565 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 18:47:47,565 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 18:47:47,566 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 18:47:47,566 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 18:47:47,567 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 9c314d63250cd17d6a50b1f2df9a5a3ff1e733f7 [2018-11-28 18:47:47,604 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 18:47:47,618 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 18:47:47,623 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 18:47:47,625 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 18:47:47,626 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 18:47:47,627 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec5_product19_true-unreach-call_false-termination.cil.c [2018-11-28 18:47:47,695 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cdc4d7c4/c2053e2943e04d0780f1598e23c5b94f/FLAG78ddb1725 [2018-11-28 18:47:48,258 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 18:47:48,261 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec5_product19_true-unreach-call_false-termination.cil.c [2018-11-28 18:47:48,288 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cdc4d7c4/c2053e2943e04d0780f1598e23c5b94f/FLAG78ddb1725 [2018-11-28 18:47:48,505 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cdc4d7c4/c2053e2943e04d0780f1598e23c5b94f [2018-11-28 18:47:48,509 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 18:47:48,511 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 18:47:48,512 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 18:47:48,512 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 18:47:48,516 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 18:47:48,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:47:48" (1/1) ... [2018-11-28 18:47:48,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21286dc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:48, skipping insertion in model container [2018-11-28 18:47:48,520 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:47:48" (1/1) ... [2018-11-28 18:47:48,528 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 18:47:48,597 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 18:47:48,947 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:47:48,968 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 18:47:49,154 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:47:49,197 INFO L195 MainTranslator]: Completed translation [2018-11-28 18:47:49,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:49 WrapperNode [2018-11-28 18:47:49,198 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 18:47:49,199 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 18:47:49,199 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 18:47:49,199 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 18:47:49,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:49" (1/1) ... [2018-11-28 18:47:49,229 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:49" (1/1) ... [2018-11-28 18:47:49,244 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 18:47:49,244 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 18:47:49,244 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 18:47:49,245 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 18:47:49,254 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:49" (1/1) ... [2018-11-28 18:47:49,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:49" (1/1) ... [2018-11-28 18:47:49,260 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:49" (1/1) ... [2018-11-28 18:47:49,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:49" (1/1) ... [2018-11-28 18:47:49,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:49" (1/1) ... [2018-11-28 18:47:49,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:49" (1/1) ... [2018-11-28 18:47:49,285 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:49" (1/1) ... [2018-11-28 18:47:49,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 18:47:49,290 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 18:47:49,290 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 18:47:49,290 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 18:47:49,291 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 18:47:49,350 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 18:47:49,350 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 18:47:49,350 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 18:47:49,350 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 18:47:49,351 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-28 18:47:49,351 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-28 18:47:49,351 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-28 18:47:49,351 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-28 18:47:49,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 18:47:49,352 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 18:47:49,352 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 18:47:49,352 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 18:47:49,352 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 18:47:49,352 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 18:47:49,352 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 18:47:49,353 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 18:47:49,353 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 18:47:49,353 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-28 18:47:49,353 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-28 18:47:49,353 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-28 18:47:49,353 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-28 18:47:49,353 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 18:47:49,354 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 18:47:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 18:47:49,354 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 18:47:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 18:47:49,354 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 18:47:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 18:47:49,354 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 18:47:49,355 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 18:47:49,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 18:47:49,355 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 18:47:49,355 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 18:47:49,355 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-28 18:47:49,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-28 18:47:49,355 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-28 18:47:49,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-28 18:47:49,356 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-28 18:47:49,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-28 18:47:49,356 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 18:47:49,356 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 18:47:49,356 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 18:47:49,356 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 18:47:49,356 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 18:47:49,357 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 18:47:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 18:47:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 18:47:49,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 18:47:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 18:47:49,357 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 18:47:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 18:47:49,358 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 18:47:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 18:47:49,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 18:47:50,491 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 18:47:50,492 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 18:47:50,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:47:50 BoogieIcfgContainer [2018-11-28 18:47:50,493 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 18:47:50,494 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 18:47:50,494 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 18:47:50,497 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 18:47:50,497 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 06:47:48" (1/3) ... [2018-11-28 18:47:50,498 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4aebdbe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:47:50, skipping insertion in model container [2018-11-28 18:47:50,498 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:47:49" (2/3) ... [2018-11-28 18:47:50,498 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4aebdbe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:47:50, skipping insertion in model container [2018-11-28 18:47:50,499 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:47:50" (3/3) ... [2018-11-28 18:47:50,501 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product19_true-unreach-call_false-termination.cil.c [2018-11-28 18:47:50,509 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 18:47:50,518 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 18:47:50,537 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 18:47:50,572 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 18:47:50,573 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 18:47:50,573 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 18:47:50,573 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 18:47:50,574 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 18:47:50,574 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 18:47:50,574 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 18:47:50,574 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 18:47:50,574 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 18:47:50,599 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states. [2018-11-28 18:47:50,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-28 18:47:50,610 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:47:50,611 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] [2018-11-28 18:47:50,614 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:47:50,621 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:47:50,621 INFO L82 PathProgramCache]: Analyzing trace with hash -1344419661, now seen corresponding path program 1 times [2018-11-28 18:47:50,623 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:47:50,624 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:47:50,679 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:47:50,679 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:47:50,679 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:47:50,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:47:51,018 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:47:51,024 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:47:51,025 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 18:47:51,029 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 18:47:51,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 18:47:51,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 18:47:51,046 INFO L87 Difference]: Start difference. First operand 133 states. Second operand 2 states. [2018-11-28 18:47:51,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:47:51,099 INFO L93 Difference]: Finished difference Result 236 states and 295 transitions. [2018-11-28 18:47:51,100 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 18:47:51,101 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-28 18:47:51,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:47:51,120 INFO L225 Difference]: With dead ends: 236 [2018-11-28 18:47:51,121 INFO L226 Difference]: Without dead ends: 120 [2018-11-28 18:47:51,126 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 18:47:51,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2018-11-28 18:47:51,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2018-11-28 18:47:51,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2018-11-28 18:47:51,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 141 transitions. [2018-11-28 18:47:51,218 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 141 transitions. Word has length 59 [2018-11-28 18:47:51,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:47:51,219 INFO L480 AbstractCegarLoop]: Abstraction has 120 states and 141 transitions. [2018-11-28 18:47:51,219 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 18:47:51,219 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 141 transitions. [2018-11-28 18:47:51,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-28 18:47:51,226 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:47:51,226 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] [2018-11-28 18:47:51,227 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:47:51,227 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:47:51,227 INFO L82 PathProgramCache]: Analyzing trace with hash -676216527, now seen corresponding path program 1 times [2018-11-28 18:47:51,228 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:47:51,228 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:47:51,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:47:51,230 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:47:51,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:47:51,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:47:51,396 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:47:51,396 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:47:51,397 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:47:51,398 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:47:51,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:47:51,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:47:51,403 INFO L87 Difference]: Start difference. First operand 120 states and 141 transitions. Second operand 3 states. [2018-11-28 18:47:51,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:47:51,458 INFO L93 Difference]: Finished difference Result 179 states and 209 transitions. [2018-11-28 18:47:51,459 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:47:51,460 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-28 18:47:51,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:47:51,465 INFO L225 Difference]: With dead ends: 179 [2018-11-28 18:47:51,465 INFO L226 Difference]: Without dead ends: 111 [2018-11-28 18:47:51,468 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 18:47:51,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2018-11-28 18:47:51,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2018-11-28 18:47:51,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2018-11-28 18:47:51,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 129 transitions. [2018-11-28 18:47:51,496 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 129 transitions. Word has length 60 [2018-11-28 18:47:51,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:47:51,497 INFO L480 AbstractCegarLoop]: Abstraction has 111 states and 129 transitions. [2018-11-28 18:47:51,497 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:47:51,498 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 129 transitions. [2018-11-28 18:47:51,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-28 18:47:51,502 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:47:51,503 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] [2018-11-28 18:47:51,503 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:47:51,503 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:47:51,504 INFO L82 PathProgramCache]: Analyzing trace with hash 147283884, now seen corresponding path program 1 times [2018-11-28 18:47:51,504 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:47:51,504 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:47:51,506 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:47:51,506 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:47:51,507 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:47:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:47:51,785 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:47:51,785 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:47:51,785 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 18:47:51,786 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 18:47:51,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 18:47:51,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:47:51,788 INFO L87 Difference]: Start difference. First operand 111 states and 129 transitions. Second operand 7 states. [2018-11-28 18:47:53,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:47:53,171 INFO L93 Difference]: Finished difference Result 333 states and 405 transitions. [2018-11-28 18:47:53,172 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 18:47:53,172 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2018-11-28 18:47:53,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:47:53,177 INFO L225 Difference]: With dead ends: 333 [2018-11-28 18:47:53,177 INFO L226 Difference]: Without dead ends: 250 [2018-11-28 18:47:53,179 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 18:47:53,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2018-11-28 18:47:53,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 242. [2018-11-28 18:47:53,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2018-11-28 18:47:53,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 294 transitions. [2018-11-28 18:47:53,227 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 294 transitions. Word has length 64 [2018-11-28 18:47:53,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:47:53,229 INFO L480 AbstractCegarLoop]: Abstraction has 242 states and 294 transitions. [2018-11-28 18:47:53,229 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 18:47:53,229 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 294 transitions. [2018-11-28 18:47:53,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-28 18:47:53,234 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:47:53,240 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] [2018-11-28 18:47:53,240 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:47:53,241 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:47:53,241 INFO L82 PathProgramCache]: Analyzing trace with hash 963782270, now seen corresponding path program 1 times [2018-11-28 18:47:53,241 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:47:53,241 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:47:53,242 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:47:53,242 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:47:53,243 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:47:53,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:47:53,602 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 18:47:53,603 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:47:53,603 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 18:47:53,603 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 18:47:53,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 18:47:53,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:47:53,604 INFO L87 Difference]: Start difference. First operand 242 states and 294 transitions. Second operand 7 states. [2018-11-28 18:47:54,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:47:54,570 INFO L93 Difference]: Finished difference Result 402 states and 505 transitions. [2018-11-28 18:47:54,571 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:47:54,571 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-11-28 18:47:54,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:47:54,572 INFO L225 Difference]: With dead ends: 402 [2018-11-28 18:47:54,573 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 18:47:54,575 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-11-28 18:47:54,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 18:47:54,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 18:47:54,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 18:47:54,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 18:47:54,577 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2018-11-28 18:47:54,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:47:54,577 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 18:47:54,577 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 18:47:54,577 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 18:47:54,577 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 18:47:54,583 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 18:47:55,185 WARN L180 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 9 [2018-11-28 18:47:55,369 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 11 [2018-11-28 18:47:56,020 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 7 [2018-11-28 18:47:56,398 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 778 784) the Hoare annotation is: true [2018-11-28 18:47:56,398 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 778 784) no Hoare annotation was computed. [2018-11-28 18:47:56,398 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 785 793) no Hoare annotation was computed. [2018-11-28 18:47:56,398 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 785 793) the Hoare annotation is: true [2018-11-28 18:47:56,398 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 785 793) no Hoare annotation was computed. [2018-11-28 18:47:56,398 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 796 803) the Hoare annotation is: true [2018-11-28 18:47:56,398 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 796 803) no Hoare annotation was computed. [2018-11-28 18:47:56,399 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 796 803) no Hoare annotation was computed. [2018-11-28 18:47:56,399 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 804 813) the Hoare annotation is: true [2018-11-28 18:47:56,399 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 804 813) no Hoare annotation was computed. [2018-11-28 18:47:56,399 INFO L448 ceAbstractionStarter]: For program point L809(line 809) no Hoare annotation was computed. [2018-11-28 18:47:56,399 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 804 813) no Hoare annotation was computed. [2018-11-28 18:47:56,399 INFO L444 ceAbstractionStarter]: At program point L829(line 829) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-11-28 18:47:56,399 INFO L448 ceAbstractionStarter]: For program point L827(lines 827 833) no Hoare annotation was computed. [2018-11-28 18:47:56,399 INFO L448 ceAbstractionStarter]: For program point L826(lines 826 836) no Hoare annotation was computed. [2018-11-28 18:47:56,400 INFO L451 ceAbstractionStarter]: At program point L824(line 824) the Hoare annotation is: true [2018-11-28 18:47:56,401 INFO L448 ceAbstractionStarter]: For program point L824-1(line 824) no Hoare annotation was computed. [2018-11-28 18:47:56,401 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 839) no Hoare annotation was computed. [2018-11-28 18:47:56,401 INFO L448 ceAbstractionStarter]: For program point L822-1(lines 814 842) no Hoare annotation was computed. [2018-11-28 18:47:56,401 INFO L451 ceAbstractionStarter]: At program point L820(line 820) the Hoare annotation is: true [2018-11-28 18:47:56,401 INFO L448 ceAbstractionStarter]: For program point L820-1(line 820) no Hoare annotation was computed. [2018-11-28 18:47:56,401 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 814 842) the Hoare annotation is: true [2018-11-28 18:47:56,401 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 814 842) no Hoare annotation was computed. [2018-11-28 18:47:56,402 INFO L444 ceAbstractionStarter]: At program point L929(line 929) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= main_~tmp~7 ~systemActive~0) (= ~systemActive~0 1))) [2018-11-28 18:47:56,402 INFO L444 ceAbstractionStarter]: At program point L929-1(line 929) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= main_~tmp~7 ~systemActive~0) (= ~systemActive~0 1))) [2018-11-28 18:47:56,402 INFO L448 ceAbstractionStarter]: For program point L927(lines 927 934) no Hoare annotation was computed. [2018-11-28 18:47:56,402 INFO L448 ceAbstractionStarter]: For program point L927-1(lines 927 934) no Hoare annotation was computed. [2018-11-28 18:47:56,402 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 917 939) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-28 18:47:56,402 INFO L448 ceAbstractionStarter]: For program point L925(line 925) no Hoare annotation was computed. [2018-11-28 18:47:56,402 INFO L444 ceAbstractionStarter]: At program point L924(line 924) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-28 18:47:56,403 INFO L444 ceAbstractionStarter]: At program point L923(line 923) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-28 18:47:56,403 INFO L444 ceAbstractionStarter]: At program point L923-1(line 923) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-28 18:47:56,403 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 917 939) no Hoare annotation was computed. [2018-11-28 18:47:56,403 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 917 939) no Hoare annotation was computed. [2018-11-28 18:47:56,403 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 276 290) no Hoare annotation was computed. [2018-11-28 18:47:56,403 INFO L444 ceAbstractionStarter]: At program point L282(line 282) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-28 18:47:56,403 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 286) no Hoare annotation was computed. [2018-11-28 18:47:56,403 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 276 290) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= |old(~systemActive~0)| 0) (not (= ~systemActive~0 0))) (or .cse0 (= 0 ~pumpRunning~0)) (or .cse0 (= ~systemActive~0 1) (not (= |old(~systemActive~0)| 1))))) [2018-11-28 18:47:56,404 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 276 290) no Hoare annotation was computed. [2018-11-28 18:47:56,404 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 212 220) no Hoare annotation was computed. [2018-11-28 18:47:56,404 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 212 220) the Hoare annotation is: true [2018-11-28 18:47:56,404 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 212 220) no Hoare annotation was computed. [2018-11-28 18:47:56,404 INFO L448 ceAbstractionStarter]: For program point L266(lines 266 270) no Hoare annotation was computed. [2018-11-28 18:47:56,404 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 257 275) the Hoare annotation is: true [2018-11-28 18:47:56,404 INFO L451 ceAbstractionStarter]: At program point L264(line 264) the Hoare annotation is: true [2018-11-28 18:47:56,404 INFO L448 ceAbstractionStarter]: For program point L266-2(lines 266 270) no Hoare annotation was computed. [2018-11-28 18:47:56,405 INFO L448 ceAbstractionStarter]: For program point L264-1(line 264) no Hoare annotation was computed. [2018-11-28 18:47:56,405 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 257 275) no Hoare annotation was computed. [2018-11-28 18:47:56,405 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 257 275) no Hoare annotation was computed. [2018-11-28 18:47:56,405 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 771 777) no Hoare annotation was computed. [2018-11-28 18:47:56,405 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 771 777) the Hoare annotation is: true [2018-11-28 18:47:56,405 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 906 916) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-28 18:47:56,405 INFO L444 ceAbstractionStarter]: At program point L911(line 911) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-28 18:47:56,406 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 906 916) no Hoare annotation was computed. [2018-11-28 18:47:56,406 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 906 916) no Hoare annotation was computed. [2018-11-28 18:47:56,406 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 193 200) the Hoare annotation is: true [2018-11-28 18:47:56,406 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 193 200) no Hoare annotation was computed. [2018-11-28 18:47:56,406 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 193 200) no Hoare annotation was computed. [2018-11-28 18:47:56,406 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 160 184) no Hoare annotation was computed. [2018-11-28 18:47:56,406 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 160 184) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= 0 ~pumpRunning~0)) [2018-11-28 18:47:56,406 INFO L444 ceAbstractionStarter]: At program point L179(line 179) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= 0 ~pumpRunning~0)) [2018-11-28 18:47:56,406 INFO L448 ceAbstractionStarter]: For program point L179-1(lines 160 184) no Hoare annotation was computed. [2018-11-28 18:47:56,407 INFO L444 ceAbstractionStarter]: At program point L174(line 174) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-28 18:47:56,407 INFO L444 ceAbstractionStarter]: At program point L170(line 170) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-28 18:47:56,407 INFO L448 ceAbstractionStarter]: For program point L168(lines 168 176) no Hoare annotation was computed. [2018-11-28 18:47:56,407 INFO L444 ceAbstractionStarter]: At program point L166(line 166) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-28 18:47:56,407 INFO L448 ceAbstractionStarter]: For program point L166-1(line 166) no Hoare annotation was computed. [2018-11-28 18:47:56,407 INFO L448 ceAbstractionStarter]: For program point L164(lines 164 181) no Hoare annotation was computed. [2018-11-28 18:47:56,407 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 152 158) no Hoare annotation was computed. [2018-11-28 18:47:56,407 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 152 158) the Hoare annotation is: true [2018-11-28 18:47:56,408 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-28 18:47:56,408 INFO L444 ceAbstractionStarter]: At program point L93(line 93) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-28 18:47:56,408 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 97) no Hoare annotation was computed. [2018-11-28 18:47:56,408 INFO L444 ceAbstractionStarter]: At program point L91-1(lines 85 98) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-28 18:47:56,408 INFO L448 ceAbstractionStarter]: For program point L56(lines 55 102) no Hoare annotation was computed. [2018-11-28 18:47:56,408 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2018-11-28 18:47:56,408 INFO L448 ceAbstractionStarter]: For program point L85(lines 85 98) no Hoare annotation was computed. [2018-11-28 18:47:56,408 INFO L444 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-28 18:47:56,409 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2018-11-28 18:47:56,409 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2018-11-28 18:47:56,409 INFO L444 ceAbstractionStarter]: At program point L100(lines 55 102) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-28 18:47:56,409 INFO L444 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-28 18:47:56,409 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2018-11-28 18:47:56,409 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2018-11-28 18:47:56,409 INFO L448 ceAbstractionStarter]: For program point L57(lines 57 61) no Hoare annotation was computed. [2018-11-28 18:47:56,409 INFO L444 ceAbstractionStarter]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-11-28 18:47:56,409 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2018-11-28 18:47:56,410 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 747 755) no Hoare annotation was computed. [2018-11-28 18:47:56,410 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 747 755) the Hoare annotation is: true [2018-11-28 18:47:56,410 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 747 755) no Hoare annotation was computed. [2018-11-28 18:47:56,410 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:47:56,410 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2018-11-28 18:47:56,410 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:47:56,410 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 738 746) the Hoare annotation is: true [2018-11-28 18:47:56,410 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 738 746) no Hoare annotation was computed. [2018-11-28 18:47:56,410 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 738 746) no Hoare annotation was computed. [2018-11-28 18:47:56,411 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 694 705) the Hoare annotation is: true [2018-11-28 18:47:56,411 INFO L448 ceAbstractionStarter]: For program point L698-1(lines 694 705) no Hoare annotation was computed. [2018-11-28 18:47:56,411 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 694 705) no Hoare annotation was computed. [2018-11-28 18:47:56,411 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 845 874) no Hoare annotation was computed. [2018-11-28 18:47:56,411 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 845 874) the Hoare annotation is: true [2018-11-28 18:47:56,411 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 863) no Hoare annotation was computed. [2018-11-28 18:47:56,411 INFO L451 ceAbstractionStarter]: At program point L859-1(lines 859 863) the Hoare annotation is: true [2018-11-28 18:47:56,411 INFO L448 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-11-28 18:47:56,411 INFO L451 ceAbstractionStarter]: At program point L855-2(lines 855 869) the Hoare annotation is: true [2018-11-28 18:47:56,412 INFO L451 ceAbstractionStarter]: At program point L851(line 851) the Hoare annotation is: true [2018-11-28 18:47:56,412 INFO L448 ceAbstractionStarter]: For program point L851-1(line 851) no Hoare annotation was computed. [2018-11-28 18:47:56,412 INFO L451 ceAbstractionStarter]: At program point L870(lines 845 874) the Hoare annotation is: true [2018-11-28 18:47:56,412 INFO L448 ceAbstractionStarter]: For program point L866(line 866) no Hoare annotation was computed. [2018-11-28 18:47:56,412 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 125 151) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2018-11-28 18:47:56,412 INFO L444 ceAbstractionStarter]: At program point L141(line 141) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0)))) [2018-11-28 18:47:56,412 INFO L444 ceAbstractionStarter]: At program point L139(lines 139 145) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2018-11-28 18:47:56,412 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 125 151) no Hoare annotation was computed. [2018-11-28 18:47:56,413 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 125 151) no Hoare annotation was computed. [2018-11-28 18:47:56,413 INFO L444 ceAbstractionStarter]: At program point L134(line 134) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-28 18:47:56,413 INFO L448 ceAbstractionStarter]: For program point L132(lines 128 150) no Hoare annotation was computed. [2018-11-28 18:47:56,413 INFO L448 ceAbstractionStarter]: For program point L130(lines 128 150) no Hoare annotation was computed. [2018-11-28 18:47:56,413 INFO L448 ceAbstractionStarter]: For program point L674-1(lines 670 681) no Hoare annotation was computed. [2018-11-28 18:47:56,413 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 670 681) the Hoare annotation is: true [2018-11-28 18:47:56,413 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 670 681) no Hoare annotation was computed. [2018-11-28 18:47:56,413 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 899 905) no Hoare annotation was computed. [2018-11-28 18:47:56,413 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 899 905) the Hoare annotation is: true [2018-11-28 18:47:56,413 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:47:56,414 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) [2018-11-28 18:47:56,414 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 18:47:56,414 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:47:56,414 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 682 693) no Hoare annotation was computed. [2018-11-28 18:47:56,414 INFO L448 ceAbstractionStarter]: For program point L686-1(lines 682 693) no Hoare annotation was computed. [2018-11-28 18:47:56,414 INFO L451 ceAbstractionStarter]: At program point waterRiseENTRY(lines 682 693) the Hoare annotation is: true [2018-11-28 18:47:56,414 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 292 299) no Hoare annotation was computed. [2018-11-28 18:47:56,414 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 292 299) the Hoare annotation is: true [2018-11-28 18:47:56,415 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 296) no Hoare annotation was computed. [2018-11-28 18:47:56,415 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 292 299) no Hoare annotation was computed. [2018-11-28 18:47:56,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 06:47:56 BoogieIcfgContainer [2018-11-28 18:47:56,435 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 18:47:56,436 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 18:47:56,436 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 18:47:56,436 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 18:47:56,436 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:47:50" (3/4) ... [2018-11-28 18:47:56,442 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 18:47:56,449 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 18:47:56,449 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 18:47:56,449 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-28 18:47:56,449 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-28 18:47:56,449 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-28 18:47:56,449 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 18:47:56,449 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-28 18:47:56,449 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 18:47:56,450 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-28 18:47:56,450 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 18:47:56,450 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 18:47:56,450 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 18:47:56,450 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 18:47:56,450 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 18:47:56,450 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 18:47:56,450 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-28 18:47:56,451 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 18:47:56,451 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-28 18:47:56,451 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 18:47:56,451 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 18:47:56,451 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 18:47:56,451 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 18:47:56,451 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 18:47:56,452 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 18:47:56,452 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 18:47:56,460 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-11-28 18:47:56,461 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 18:47:56,461 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 18:47:56,462 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 18:47:56,463 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 18:47:56,463 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 18:47:56,493 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || (0 == pumpRunning && splverifierCounter == 0) [2018-11-28 18:47:56,493 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) [2018-11-28 18:47:56,557 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 18:47:56,557 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 18:47:56,558 INFO L168 Benchmark]: Toolchain (without parser) took 8048.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 213.9 MB). Free memory was 951.3 MB in the beginning and 1.2 GB in the end (delta: -214.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:47:56,559 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:47:56,559 INFO L168 Benchmark]: CACSL2BoogieTranslator took 686.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -183.3 MB). Peak memory consumption was 37.4 MB. Max. memory is 11.5 GB. [2018-11-28 18:47:56,559 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.20 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 18:47:56,560 INFO L168 Benchmark]: Boogie Preprocessor took 45.12 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-28 18:47:56,560 INFO L168 Benchmark]: RCFGBuilder took 1203.49 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: 45.4 MB). Peak memory consumption was 45.4 MB. Max. memory is 11.5 GB. [2018-11-28 18:47:56,561 INFO L168 Benchmark]: TraceAbstraction took 5941.25 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 65.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -91.4 MB). Peak memory consumption was 271.7 MB. Max. memory is 11.5 GB. [2018-11-28 18:47:56,561 INFO L168 Benchmark]: Witness Printer took 121.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. [2018-11-28 18:47:56,564 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 686.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -183.3 MB). Peak memory consumption was 37.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 45.20 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 45.12 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1203.49 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: 45.4 MB). Peak memory consumption was 45.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5941.25 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 65.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -91.4 MB). Peak memory consumption was 271.7 MB. Max. memory is 11.5 GB. * Witness Printer took 121.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 296]: 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: 845]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || (0 == pumpRunning && splverifierCounter == 0) - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 26 procedures, 133 locations, 1 error locations. SAFE Result, 5.8s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 2.5s AutomataDifference, 0.0s DeadEndRemovalTime, 1.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 525 SDtfs, 301 SDslu, 809 SDs, 0 SdLazy, 375 SolverSat, 72 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=242occurred in iteration=3, 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: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 8 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 267 PreInvPairs, 290 NumberOfFragments, 395 HoareAnnotationTreeSize, 267 FomulaSimplifications, 152 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 55 FomulaSimplificationsInter, 856 FormulaSimplificationTreeSizeReductionInter, 1.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 249 ConstructedInterpolants, 0 QuantifiedInterpolants, 26206 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...