./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product62_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b167604c-43fe-4beb-b20c-440cee2ecc62/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b167604c-43fe-4beb-b20c-440cee2ecc62/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b167604c-43fe-4beb-b20c-440cee2ecc62/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b167604c-43fe-4beb-b20c-440cee2ecc62/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product62_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b167604c-43fe-4beb-b20c-440cee2ecc62/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b167604c-43fe-4beb-b20c-440cee2ecc62/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 ce17648ffa5822f201dca35a60378555aafbd885 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 11:35:25,698 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 11:35:25,699 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 11:35:25,708 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 11:35:25,708 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 11:35:25,709 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 11:35:25,710 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 11:35:25,711 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 11:35:25,712 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 11:35:25,712 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 11:35:25,713 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 11:35:25,713 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 11:35:25,714 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 11:35:25,715 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 11:35:25,715 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 11:35:25,716 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 11:35:25,717 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 11:35:25,718 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 11:35:25,719 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 11:35:25,720 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 11:35:25,721 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 11:35:25,722 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 11:35:25,724 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 11:35:25,724 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 11:35:25,724 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 11:35:25,725 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 11:35:25,725 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 11:35:25,726 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 11:35:25,727 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 11:35:25,727 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 11:35:25,727 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 11:35:25,728 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 11:35:25,728 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 11:35:25,728 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 11:35:25,729 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 11:35:25,729 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 11:35:25,730 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b167604c-43fe-4beb-b20c-440cee2ecc62/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-08 11:35:25,740 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 11:35:25,740 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 11:35:25,740 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 11:35:25,740 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 11:35:25,741 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 11:35:25,741 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 11:35:25,741 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 11:35:25,741 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 11:35:25,741 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 11:35:25,742 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 11:35:25,742 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 11:35:25,742 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 11:35:25,742 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 11:35:25,742 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 11:35:25,742 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 11:35:25,742 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 11:35:25,742 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 11:35:25,742 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 11:35:25,743 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 11:35:25,743 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 11:35:25,743 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 11:35:25,743 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 11:35:25,743 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 11:35:25,743 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 11:35:25,743 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 11:35:25,743 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 11:35:25,743 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 11:35:25,743 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 11:35:25,743 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 11:35:25,744 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 11:35:25,744 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_b167604c-43fe-4beb-b20c-440cee2ecc62/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 -> ce17648ffa5822f201dca35a60378555aafbd885 [2018-12-08 11:35:25,761 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 11:35:25,769 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 11:35:25,771 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 11:35:25,772 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 11:35:25,772 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 11:35:25,773 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b167604c-43fe-4beb-b20c-440cee2ecc62/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product62_true-unreach-call_false-termination.cil.c [2018-12-08 11:35:25,809 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b167604c-43fe-4beb-b20c-440cee2ecc62/bin-2019/uautomizer/data/a250e511d/5afba5a43727434b8b2d543c83700622/FLAGa3b650983 [2018-12-08 11:35:26,254 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 11:35:26,255 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b167604c-43fe-4beb-b20c-440cee2ecc62/sv-benchmarks/c/product-lines/minepump_spec4_product62_true-unreach-call_false-termination.cil.c [2018-12-08 11:35:26,261 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b167604c-43fe-4beb-b20c-440cee2ecc62/bin-2019/uautomizer/data/a250e511d/5afba5a43727434b8b2d543c83700622/FLAGa3b650983 [2018-12-08 11:35:26,269 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b167604c-43fe-4beb-b20c-440cee2ecc62/bin-2019/uautomizer/data/a250e511d/5afba5a43727434b8b2d543c83700622 [2018-12-08 11:35:26,270 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 11:35:26,271 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 11:35:26,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 11:35:26,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 11:35:26,274 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 11:35:26,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:35:26" (1/1) ... [2018-12-08 11:35:26,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2648fef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:35:26, skipping insertion in model container [2018-12-08 11:35:26,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:35:26" (1/1) ... [2018-12-08 11:35:26,280 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 11:35:26,301 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 11:35:26,448 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:35:26,487 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 11:35:26,528 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:35:26,543 INFO L195 MainTranslator]: Completed translation [2018-12-08 11:35:26,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:35:26 WrapperNode [2018-12-08 11:35:26,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 11:35:26,544 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 11:35:26,544 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 11:35:26,545 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 11:35:26,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:35:26" (1/1) ... [2018-12-08 11:35:26,558 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:35:26" (1/1) ... [2018-12-08 11:35:26,564 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 11:35:26,564 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 11:35:26,564 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 11:35:26,564 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 11:35:26,569 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:35:26" (1/1) ... [2018-12-08 11:35:26,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:35:26" (1/1) ... [2018-12-08 11:35:26,572 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:35:26" (1/1) ... [2018-12-08 11:35:26,572 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:35:26" (1/1) ... [2018-12-08 11:35:26,578 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:35:26" (1/1) ... [2018-12-08 11:35:26,583 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:35:26" (1/1) ... [2018-12-08 11:35:26,584 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:35:26" (1/1) ... [2018-12-08 11:35:26,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 11:35:26,586 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 11:35:26,586 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 11:35:26,587 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 11:35:26,587 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:35:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b167604c-43fe-4beb-b20c-440cee2ecc62/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 [2018-12-08 11:35:26,617 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-08 11:35:26,617 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-08 11:35:26,617 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-12-08 11:35:26,617 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-12-08 11:35:26,618 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 11:35:26,618 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 11:35:26,618 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-12-08 11:35:26,618 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-12-08 11:35:26,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 11:35:26,618 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-08 11:35:26,618 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-08 11:35:26,618 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-08 11:35:26,618 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-08 11:35:26,618 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-08 11:35:26,618 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-08 11:35:26,618 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-08 11:35:26,618 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-08 11:35:26,618 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-08 11:35:26,619 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-08 11:35:26,619 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-12-08 11:35:26,619 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-12-08 11:35:26,619 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-12-08 11:35:26,619 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-12-08 11:35:26,619 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-08 11:35:26,619 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-08 11:35:26,619 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-08 11:35:26,619 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-08 11:35:26,619 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-08 11:35:26,619 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-08 11:35:26,619 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-08 11:35:26,619 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-08 11:35:26,619 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-08 11:35:26,619 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-08 11:35:26,620 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-08 11:35:26,620 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-08 11:35:26,620 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-08 11:35:26,620 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-08 11:35:26,620 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-08 11:35:26,620 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-08 11:35:26,620 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-08 11:35:26,620 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-08 11:35:26,620 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-08 11:35:26,620 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-08 11:35:26,620 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-08 11:35:26,620 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-08 11:35:26,620 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-08 11:35:26,620 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-08 11:35:26,620 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-08 11:35:26,620 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-08 11:35:26,621 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-08 11:35:26,621 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-08 11:35:26,621 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-08 11:35:26,621 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-08 11:35:26,621 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-08 11:35:26,621 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-08 11:35:26,621 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-08 11:35:26,621 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-08 11:35:26,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 11:35:26,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 11:35:26,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 11:35:26,621 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-08 11:35:26,621 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-08 11:35:26,621 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-08 11:35:26,621 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-08 11:35:26,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 11:35:26,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 11:35:26,925 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 11:35:26,925 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-08 11:35:26,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:35:26 BoogieIcfgContainer [2018-12-08 11:35:26,925 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 11:35:26,926 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 11:35:26,926 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 11:35:26,928 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 11:35:26,928 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 11:35:26" (1/3) ... [2018-12-08 11:35:26,929 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79162b7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 11:35:26, skipping insertion in model container [2018-12-08 11:35:26,929 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:35:26" (2/3) ... [2018-12-08 11:35:26,929 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79162b7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 11:35:26, skipping insertion in model container [2018-12-08 11:35:26,929 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:35:26" (3/3) ... [2018-12-08 11:35:26,931 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product62_true-unreach-call_false-termination.cil.c [2018-12-08 11:35:26,936 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 11:35:26,942 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 11:35:26,951 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 11:35:26,970 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 11:35:26,970 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 11:35:26,971 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 11:35:26,971 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 11:35:26,971 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 11:35:26,971 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 11:35:26,971 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 11:35:26,971 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 11:35:26,971 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 11:35:26,983 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states. [2018-12-08 11:35:26,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-08 11:35:26,988 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 11:35:26,989 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 11:35:26,991 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 11:35:26,994 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:35:26,994 INFO L82 PathProgramCache]: Analyzing trace with hash 1707468692, now seen corresponding path program 1 times [2018-12-08 11:35:26,995 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 11:35:26,996 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 11:35:27,024 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:35:27,024 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 11:35:27,024 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:35:27,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:35:27,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:35:27,130 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 11:35:27,131 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-08 11:35:27,133 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-08 11:35:27,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-08 11:35:27,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 11:35:27,142 INFO L87 Difference]: Start difference. First operand 170 states. Second operand 2 states. [2018-12-08 11:35:27,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 11:35:27,166 INFO L93 Difference]: Finished difference Result 314 states and 387 transitions. [2018-12-08 11:35:27,166 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-08 11:35:27,167 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-12-08 11:35:27,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 11:35:27,174 INFO L225 Difference]: With dead ends: 314 [2018-12-08 11:35:27,175 INFO L226 Difference]: Without dead ends: 157 [2018-12-08 11:35:27,177 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 11:35:27,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2018-12-08 11:35:27,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2018-12-08 11:35:27,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2018-12-08 11:35:27,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 185 transitions. [2018-12-08 11:35:27,210 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 185 transitions. Word has length 46 [2018-12-08 11:35:27,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 11:35:27,211 INFO L480 AbstractCegarLoop]: Abstraction has 157 states and 185 transitions. [2018-12-08 11:35:27,211 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-08 11:35:27,211 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 185 transitions. [2018-12-08 11:35:27,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-08 11:35:27,213 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 11:35:27,213 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 11:35:27,213 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 11:35:27,213 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:35:27,213 INFO L82 PathProgramCache]: Analyzing trace with hash -714026924, now seen corresponding path program 1 times [2018-12-08 11:35:27,213 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 11:35:27,214 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 11:35:27,214 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:35:27,214 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 11:35:27,214 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:35:27,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:35:27,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:35:27,265 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 11:35:27,266 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 11:35:27,266 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 11:35:27,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 11:35:27,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 11:35:27,267 INFO L87 Difference]: Start difference. First operand 157 states and 185 transitions. Second operand 3 states. [2018-12-08 11:35:27,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 11:35:27,281 INFO L93 Difference]: Finished difference Result 259 states and 305 transitions. [2018-12-08 11:35:27,281 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 11:35:27,282 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-12-08 11:35:27,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 11:35:27,283 INFO L225 Difference]: With dead ends: 259 [2018-12-08 11:35:27,283 INFO L226 Difference]: Without dead ends: 148 [2018-12-08 11:35:27,284 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 11:35:27,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2018-12-08 11:35:27,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2018-12-08 11:35:27,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2018-12-08 11:35:27,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 173 transitions. [2018-12-08 11:35:27,292 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 173 transitions. Word has length 47 [2018-12-08 11:35:27,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 11:35:27,292 INFO L480 AbstractCegarLoop]: Abstraction has 148 states and 173 transitions. [2018-12-08 11:35:27,292 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 11:35:27,293 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 173 transitions. [2018-12-08 11:35:27,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-08 11:35:27,293 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 11:35:27,294 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 11:35:27,294 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 11:35:27,294 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:35:27,294 INFO L82 PathProgramCache]: Analyzing trace with hash -418770940, now seen corresponding path program 1 times [2018-12-08 11:35:27,294 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 11:35:27,294 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 11:35:27,295 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:35:27,295 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 11:35:27,295 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:35:27,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:35:27,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:35:27,340 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 11:35:27,340 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 11:35:27,341 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 11:35:27,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 11:35:27,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 11:35:27,341 INFO L87 Difference]: Start difference. First operand 148 states and 173 transitions. Second operand 3 states. [2018-12-08 11:35:27,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 11:35:27,354 INFO L93 Difference]: Finished difference Result 272 states and 323 transitions. [2018-12-08 11:35:27,355 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 11:35:27,355 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-12-08 11:35:27,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 11:35:27,356 INFO L225 Difference]: With dead ends: 272 [2018-12-08 11:35:27,356 INFO L226 Difference]: Without dead ends: 148 [2018-12-08 11:35:27,357 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 11:35:27,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2018-12-08 11:35:27,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2018-12-08 11:35:27,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2018-12-08 11:35:27,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 172 transitions. [2018-12-08 11:35:27,365 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 172 transitions. Word has length 52 [2018-12-08 11:35:27,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 11:35:27,365 INFO L480 AbstractCegarLoop]: Abstraction has 148 states and 172 transitions. [2018-12-08 11:35:27,365 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 11:35:27,365 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 172 transitions. [2018-12-08 11:35:27,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-08 11:35:27,367 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 11:35:27,367 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] [2018-12-08 11:35:27,367 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 11:35:27,367 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:35:27,367 INFO L82 PathProgramCache]: Analyzing trace with hash -1599970304, now seen corresponding path program 1 times [2018-12-08 11:35:27,367 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 11:35:27,368 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 11:35:27,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:35:27,368 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 11:35:27,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:35:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:35:27,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:35:27,421 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 11:35:27,421 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 11:35:27,421 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 11:35:27,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 11:35:27,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-08 11:35:27,422 INFO L87 Difference]: Start difference. First operand 148 states and 172 transitions. Second operand 5 states. [2018-12-08 11:35:27,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 11:35:27,795 INFO L93 Difference]: Finished difference Result 389 states and 466 transitions. [2018-12-08 11:35:27,796 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 11:35:27,796 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2018-12-08 11:35:27,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 11:35:27,798 INFO L225 Difference]: With dead ends: 389 [2018-12-08 11:35:27,798 INFO L226 Difference]: Without dead ends: 265 [2018-12-08 11:35:27,799 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-08 11:35:27,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2018-12-08 11:35:27,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 246. [2018-12-08 11:35:27,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2018-12-08 11:35:27,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 276 transitions. [2018-12-08 11:35:27,822 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 276 transitions. Word has length 70 [2018-12-08 11:35:27,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 11:35:27,823 INFO L480 AbstractCegarLoop]: Abstraction has 246 states and 276 transitions. [2018-12-08 11:35:27,823 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 11:35:27,823 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 276 transitions. [2018-12-08 11:35:27,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-08 11:35:27,824 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 11:35:27,825 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 11:35:27,825 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 11:35:27,825 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:35:27,825 INFO L82 PathProgramCache]: Analyzing trace with hash 1641427357, now seen corresponding path program 1 times [2018-12-08 11:35:27,825 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 11:35:27,825 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 11:35:27,826 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:35:27,826 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 11:35:27,826 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:35:27,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:35:27,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:35:27,908 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 11:35:27,908 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-08 11:35:27,909 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-08 11:35:27,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-08 11:35:27,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-08 11:35:27,909 INFO L87 Difference]: Start difference. First operand 246 states and 276 transitions. Second operand 10 states. [2018-12-08 11:35:28,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 11:35:28,238 INFO L93 Difference]: Finished difference Result 803 states and 971 transitions. [2018-12-08 11:35:28,238 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-08 11:35:28,239 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 84 [2018-12-08 11:35:28,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 11:35:28,242 INFO L225 Difference]: With dead ends: 803 [2018-12-08 11:35:28,242 INFO L226 Difference]: Without dead ends: 581 [2018-12-08 11:35:28,243 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-12-08 11:35:28,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 581 states. [2018-12-08 11:35:28,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 581 to 571. [2018-12-08 11:35:28,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 571 states. [2018-12-08 11:35:28,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 571 states and 660 transitions. [2018-12-08 11:35:28,275 INFO L78 Accepts]: Start accepts. Automaton has 571 states and 660 transitions. Word has length 84 [2018-12-08 11:35:28,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 11:35:28,276 INFO L480 AbstractCegarLoop]: Abstraction has 571 states and 660 transitions. [2018-12-08 11:35:28,276 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-08 11:35:28,276 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 660 transitions. [2018-12-08 11:35:28,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-08 11:35:28,278 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 11:35:28,278 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 11:35:28,278 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 11:35:28,278 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:35:28,278 INFO L82 PathProgramCache]: Analyzing trace with hash 1835233603, now seen corresponding path program 1 times [2018-12-08 11:35:28,278 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 11:35:28,279 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 11:35:28,279 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:35:28,279 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 11:35:28,279 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:35:28,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:35:28,329 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 11:35:28,329 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 11:35:28,329 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b167604c-43fe-4beb-b20c-440cee2ecc62/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 [2018-12-08 11:35:28,335 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 11:35:28,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:35:28,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:35:28,464 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 11:35:28,489 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 11:35:28,489 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 6 [2018-12-08 11:35:28,489 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 11:35:28,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 11:35:28,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-08 11:35:28,490 INFO L87 Difference]: Start difference. First operand 571 states and 660 transitions. Second operand 6 states. [2018-12-08 11:35:28,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 11:35:28,537 INFO L93 Difference]: Finished difference Result 1139 states and 1362 transitions. [2018-12-08 11:35:28,537 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-08 11:35:28,537 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 148 [2018-12-08 11:35:28,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 11:35:28,540 INFO L225 Difference]: With dead ends: 1139 [2018-12-08 11:35:28,540 INFO L226 Difference]: Without dead ends: 592 [2018-12-08 11:35:28,541 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 147 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-08 11:35:28,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2018-12-08 11:35:28,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 586. [2018-12-08 11:35:28,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 586 states. [2018-12-08 11:35:28,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 676 transitions. [2018-12-08 11:35:28,567 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 676 transitions. Word has length 148 [2018-12-08 11:35:28,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 11:35:28,567 INFO L480 AbstractCegarLoop]: Abstraction has 586 states and 676 transitions. [2018-12-08 11:35:28,567 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 11:35:28,567 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 676 transitions. [2018-12-08 11:35:28,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-08 11:35:28,569 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 11:35:28,570 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 11:35:28,570 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 11:35:28,570 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:35:28,570 INFO L82 PathProgramCache]: Analyzing trace with hash 672456909, now seen corresponding path program 1 times [2018-12-08 11:35:28,570 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 11:35:28,570 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 11:35:28,571 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:35:28,571 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 11:35:28,571 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:35:28,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:35:28,662 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-08 11:35:28,663 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 11:35:28,663 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b167604c-43fe-4beb-b20c-440cee2ecc62/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 11:35:28,669 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 11:35:28,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:35:28,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:35:28,823 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:35:28,839 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 11:35:28,839 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [7] total 13 [2018-12-08 11:35:28,839 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-08 11:35:28,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-08 11:35:28,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-12-08 11:35:28,840 INFO L87 Difference]: Start difference. First operand 586 states and 676 transitions. Second operand 13 states. [2018-12-08 11:35:31,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 11:35:31,064 INFO L93 Difference]: Finished difference Result 1537 states and 1964 transitions. [2018-12-08 11:35:31,064 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2018-12-08 11:35:31,064 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 148 [2018-12-08 11:35:31,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 11:35:31,070 INFO L225 Difference]: With dead ends: 1537 [2018-12-08 11:35:31,070 INFO L226 Difference]: Without dead ends: 1108 [2018-12-08 11:35:31,073 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 239 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1162 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=632, Invalid=3150, Unknown=0, NotChecked=0, Total=3782 [2018-12-08 11:35:31,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1108 states. [2018-12-08 11:35:31,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1108 to 980. [2018-12-08 11:35:31,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 980 states. [2018-12-08 11:35:31,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 980 states and 1175 transitions. [2018-12-08 11:35:31,129 INFO L78 Accepts]: Start accepts. Automaton has 980 states and 1175 transitions. Word has length 148 [2018-12-08 11:35:31,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 11:35:31,129 INFO L480 AbstractCegarLoop]: Abstraction has 980 states and 1175 transitions. [2018-12-08 11:35:31,129 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-08 11:35:31,129 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1175 transitions. [2018-12-08 11:35:31,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-08 11:35:31,131 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 11:35:31,131 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 11:35:31,132 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 11:35:31,132 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:35:31,132 INFO L82 PathProgramCache]: Analyzing trace with hash -780742552, now seen corresponding path program 1 times [2018-12-08 11:35:31,132 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 11:35:31,132 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 11:35:31,133 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:35:31,133 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 11:35:31,133 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:35:31,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:35:31,218 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 11:35:31,218 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 11:35:31,218 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b167604c-43fe-4beb-b20c-440cee2ecc62/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 11:35:31,226 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 11:35:31,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:35:31,298 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:35:31,331 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 11:35:31,346 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 11:35:31,346 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2018-12-08 11:35:31,347 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-08 11:35:31,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-08 11:35:31,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-12-08 11:35:31,347 INFO L87 Difference]: Start difference. First operand 980 states and 1175 transitions. Second operand 11 states. [2018-12-08 11:35:31,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 11:35:31,384 INFO L93 Difference]: Finished difference Result 1746 states and 2142 transitions. [2018-12-08 11:35:31,384 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 11:35:31,384 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 170 [2018-12-08 11:35:31,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 11:35:31,386 INFO L225 Difference]: With dead ends: 1746 [2018-12-08 11:35:31,386 INFO L226 Difference]: Without dead ends: 790 [2018-12-08 11:35:31,388 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-12-08 11:35:31,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 790 states. [2018-12-08 11:35:31,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 790 to 790. [2018-12-08 11:35:31,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 790 states. [2018-12-08 11:35:31,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 790 states and 937 transitions. [2018-12-08 11:35:31,413 INFO L78 Accepts]: Start accepts. Automaton has 790 states and 937 transitions. Word has length 170 [2018-12-08 11:35:31,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 11:35:31,413 INFO L480 AbstractCegarLoop]: Abstraction has 790 states and 937 transitions. [2018-12-08 11:35:31,413 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-08 11:35:31,414 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 937 transitions. [2018-12-08 11:35:31,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-08 11:35:31,415 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 11:35:31,415 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 11:35:31,415 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 11:35:31,415 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:35:31,416 INFO L82 PathProgramCache]: Analyzing trace with hash 1039540579, now seen corresponding path program 1 times [2018-12-08 11:35:31,416 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 11:35:31,416 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 11:35:31,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:35:31,416 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 11:35:31,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:35:31,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:35:31,485 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-08 11:35:31,485 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 11:35:31,485 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-08 11:35:31,486 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 11:35:31,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 11:35:31,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-08 11:35:31,486 INFO L87 Difference]: Start difference. First operand 790 states and 937 transitions. Second operand 9 states. [2018-12-08 11:35:31,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 11:35:31,522 INFO L93 Difference]: Finished difference Result 1512 states and 1820 transitions. [2018-12-08 11:35:31,522 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-08 11:35:31,522 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 174 [2018-12-08 11:35:31,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 11:35:31,524 INFO L225 Difference]: With dead ends: 1512 [2018-12-08 11:35:31,524 INFO L226 Difference]: Without dead ends: 814 [2018-12-08 11:35:31,525 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-12-08 11:35:31,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2018-12-08 11:35:31,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 805. [2018-12-08 11:35:31,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 805 states. [2018-12-08 11:35:31,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 805 states and 952 transitions. [2018-12-08 11:35:31,548 INFO L78 Accepts]: Start accepts. Automaton has 805 states and 952 transitions. Word has length 174 [2018-12-08 11:35:31,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 11:35:31,548 INFO L480 AbstractCegarLoop]: Abstraction has 805 states and 952 transitions. [2018-12-08 11:35:31,548 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 11:35:31,548 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 952 transitions. [2018-12-08 11:35:31,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-08 11:35:31,549 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 11:35:31,549 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 11:35:31,549 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 11:35:31,549 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:35:31,550 INFO L82 PathProgramCache]: Analyzing trace with hash -1011443419, now seen corresponding path program 1 times [2018-12-08 11:35:31,550 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 11:35:31,550 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 11:35:31,550 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:35:31,550 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 11:35:31,550 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:35:31,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:35:31,645 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-08 11:35:31,645 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 11:35:31,645 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b167604c-43fe-4beb-b20c-440cee2ecc62/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 11:35:31,651 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 11:35:31,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:35:31,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:35:31,786 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 19 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:35:31,812 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-08 11:35:31,812 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 14 [2018-12-08 11:35:31,813 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-08 11:35:31,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-08 11:35:31,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-12-08 11:35:31,813 INFO L87 Difference]: Start difference. First operand 805 states and 952 transitions. Second operand 14 states. [2018-12-08 11:35:32,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 11:35:32,639 INFO L93 Difference]: Finished difference Result 1178 states and 1451 transitions. [2018-12-08 11:35:32,639 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-08 11:35:32,639 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 174 [2018-12-08 11:35:32,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 11:35:32,640 INFO L225 Difference]: With dead ends: 1178 [2018-12-08 11:35:32,640 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 11:35:32,641 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=165, Invalid=591, Unknown=0, NotChecked=0, Total=756 [2018-12-08 11:35:32,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 11:35:32,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 11:35:32,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 11:35:32,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 11:35:32,642 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 174 [2018-12-08 11:35:32,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 11:35:32,642 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 11:35:32,642 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-08 11:35:32,642 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 11:35:32,642 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 11:35:32,645 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 11:35:32,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:35:32,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:35:32,800 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:35:32,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:35:32,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:35:32,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:35:32,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:35:32,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:35:32,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:35:32,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:35:32,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:35:32,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:35:32,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:35:32,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:35:34,153 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 427 433) the Hoare annotation is: true [2018-12-08 11:35:34,153 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 427 433) no Hoare annotation was computed. [2018-12-08 11:35:34,153 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 434 442) no Hoare annotation was computed. [2018-12-08 11:35:34,153 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 434 442) the Hoare annotation is: true [2018-12-08 11:35:34,153 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 434 442) no Hoare annotation was computed. [2018-12-08 11:35:34,153 INFO L448 ceAbstractionStarter]: For program point L386-1(line 386) no Hoare annotation was computed. [2018-12-08 11:35:34,153 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 380 404) the Hoare annotation is: true [2018-12-08 11:35:34,153 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 380 404) no Hoare annotation was computed. [2018-12-08 11:35:34,153 INFO L444 ceAbstractionStarter]: At program point L394(line 394) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0))) (and (or (not (= 0 ~pumpRunning~0)) .cse0 (not (= ~waterLevel~0 1))) (or .cse0 (< ~waterLevel~0 2)))) [2018-12-08 11:35:34,153 INFO L448 ceAbstractionStarter]: For program point L392(lines 392 398) no Hoare annotation was computed. [2018-12-08 11:35:34,153 INFO L444 ceAbstractionStarter]: At program point L390(line 390) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0))) (and (or (not (= 0 ~pumpRunning~0)) .cse0 (not (= ~waterLevel~0 1))) (or .cse0 (< ~waterLevel~0 2)))) [2018-12-08 11:35:34,153 INFO L448 ceAbstractionStarter]: For program point L390-1(line 390) no Hoare annotation was computed. [2018-12-08 11:35:34,153 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 401) no Hoare annotation was computed. [2018-12-08 11:35:34,153 INFO L448 ceAbstractionStarter]: For program point L388-1(lines 380 404) no Hoare annotation was computed. [2018-12-08 11:35:34,154 INFO L451 ceAbstractionStarter]: At program point L386(line 386) the Hoare annotation is: true [2018-12-08 11:35:34,154 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 516 538) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (not (= ~systemActive~0 0)) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-12-08 11:35:34,154 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 516 538) no Hoare annotation was computed. [2018-12-08 11:35:34,154 INFO L444 ceAbstractionStarter]: At program point L528(line 528) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= main_~tmp~8 1) (not (= ~systemActive~0 0)) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-12-08 11:35:34,154 INFO L444 ceAbstractionStarter]: At program point L528-1(line 528) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= main_~tmp~8 1) (not (= ~systemActive~0 0)) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-12-08 11:35:34,154 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 533) no Hoare annotation was computed. [2018-12-08 11:35:34,154 INFO L448 ceAbstractionStarter]: For program point L526-1(lines 526 533) no Hoare annotation was computed. [2018-12-08 11:35:34,154 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 516 538) no Hoare annotation was computed. [2018-12-08 11:35:34,154 INFO L448 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-12-08 11:35:34,154 INFO L444 ceAbstractionStarter]: At program point L523(line 523) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (not (= ~systemActive~0 0)) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-12-08 11:35:34,154 INFO L444 ceAbstractionStarter]: At program point L522(line 522) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (not (= ~systemActive~0 0)) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-12-08 11:35:34,154 INFO L444 ceAbstractionStarter]: At program point L522-1(line 522) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (not (= ~systemActive~0 0)) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-12-08 11:35:34,154 INFO L444 ceAbstractionStarter]: At program point L211(line 211) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (< ~waterLevel~0 1) (= |old(~pumpRunning~0)| 0)) (or .cse0 .cse1 (not (= ~waterLevel~0 1))) (or .cse1 .cse0 (< ~waterLevel~0 2)))) [2018-12-08 11:35:34,154 INFO L448 ceAbstractionStarter]: For program point L211-1(lines 192 216) no Hoare annotation was computed. [2018-12-08 11:35:34,154 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 192 216) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 1)) [2018-12-08 11:35:34,154 INFO L444 ceAbstractionStarter]: At program point L206(line 206) the Hoare annotation is: (or (= ~systemActive~0 0) (< ~waterLevel~0 1)) [2018-12-08 11:35:34,154 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 192 216) no Hoare annotation was computed. [2018-12-08 11:35:34,154 INFO L444 ceAbstractionStarter]: At program point L202(line 202) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 1)) (or .cse1 .cse0 (not (= ~waterLevel~0 1))) (or (or .cse1 .cse0) (< ~waterLevel~0 2)))) [2018-12-08 11:35:34,154 INFO L448 ceAbstractionStarter]: For program point L200(lines 200 208) no Hoare annotation was computed. [2018-12-08 11:35:34,155 INFO L444 ceAbstractionStarter]: At program point L198(line 198) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~systemActive~0 0))) (and (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse0 (< ~waterLevel~0 1)) (or .cse1 .cse0 (not (= ~waterLevel~0 1))) (or (or .cse1 .cse0) (< ~waterLevel~0 2)))) [2018-12-08 11:35:34,155 INFO L448 ceAbstractionStarter]: For program point L198-1(line 198) no Hoare annotation was computed. [2018-12-08 11:35:34,155 INFO L448 ceAbstractionStarter]: For program point L196(lines 196 213) no Hoare annotation was computed. [2018-12-08 11:35:34,155 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 287 295) no Hoare annotation was computed. [2018-12-08 11:35:34,155 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 287 295) the Hoare annotation is: true [2018-12-08 11:35:34,155 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 287 295) no Hoare annotation was computed. [2018-12-08 11:35:34,155 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 351 369) the Hoare annotation is: true [2018-12-08 11:35:34,155 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 364) no Hoare annotation was computed. [2018-12-08 11:35:34,155 INFO L451 ceAbstractionStarter]: At program point L358(line 358) the Hoare annotation is: true [2018-12-08 11:35:34,155 INFO L448 ceAbstractionStarter]: For program point L360-2(lines 360 364) no Hoare annotation was computed. [2018-12-08 11:35:34,155 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 351 369) no Hoare annotation was computed. [2018-12-08 11:35:34,155 INFO L448 ceAbstractionStarter]: For program point L358-1(line 358) no Hoare annotation was computed. [2018-12-08 11:35:34,155 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 351 369) no Hoare annotation was computed. [2018-12-08 11:35:34,155 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 420 426) no Hoare annotation was computed. [2018-12-08 11:35:34,155 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 420 426) the Hoare annotation is: true [2018-12-08 11:35:34,155 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 506 515) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (not (= ~systemActive~0 0)) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-12-08 11:35:34,155 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 506 515) no Hoare annotation was computed. [2018-12-08 11:35:34,155 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 506 515) no Hoare annotation was computed. [2018-12-08 11:35:34,155 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 276 286) the Hoare annotation is: true [2018-12-08 11:35:34,155 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 276 286) no Hoare annotation was computed. [2018-12-08 11:35:34,155 INFO L451 ceAbstractionStarter]: At program point L281(line 281) the Hoare annotation is: true [2018-12-08 11:35:34,156 INFO L448 ceAbstractionStarter]: For program point L281-1(line 281) no Hoare annotation was computed. [2018-12-08 11:35:34,156 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 276 286) no Hoare annotation was computed. [2018-12-08 11:35:34,156 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 268 275) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 1) (= |old(~pumpRunning~0)| 0)) [2018-12-08 11:35:34,156 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 268 275) no Hoare annotation was computed. [2018-12-08 11:35:34,156 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 268 275) no Hoare annotation was computed. [2018-12-08 11:35:34,156 INFO L448 ceAbstractionStarter]: For program point L989(lines 989 995) no Hoare annotation was computed. [2018-12-08 11:35:34,156 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 985 998) no Hoare annotation was computed. [2018-12-08 11:35:34,156 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 985 998) the Hoare annotation is: true [2018-12-08 11:35:34,156 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 985 998) no Hoare annotation was computed. [2018-12-08 11:35:34,156 INFO L444 ceAbstractionStarter]: At program point L224(line 224) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~systemActive~0 0))) (and (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse0 (< ~waterLevel~0 1)) (or .cse1 .cse0 (not (= ~waterLevel~0 1))) (or (or .cse1 .cse0) (< ~waterLevel~0 2)))) [2018-12-08 11:35:34,156 INFO L448 ceAbstractionStarter]: For program point L224-1(line 224) no Hoare annotation was computed. [2018-12-08 11:35:34,156 INFO L448 ceAbstractionStarter]: For program point L222(lines 222 239) no Hoare annotation was computed. [2018-12-08 11:35:34,156 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 218 242) no Hoare annotation was computed. [2018-12-08 11:35:34,156 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 218 242) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 1)) [2018-12-08 11:35:34,156 INFO L444 ceAbstractionStarter]: At program point L237(line 237) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (< ~waterLevel~0 1) (= |old(~pumpRunning~0)| 0)) (or .cse0 .cse1 (not (= ~waterLevel~0 1))) (or .cse1 .cse0 (< ~waterLevel~0 2)))) [2018-12-08 11:35:34,156 INFO L448 ceAbstractionStarter]: For program point L237-1(lines 218 242) no Hoare annotation was computed. [2018-12-08 11:35:34,156 INFO L444 ceAbstractionStarter]: At program point L232(line 232) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~systemActive~0 0))) (and (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse0 (< ~waterLevel~0 1)) (or .cse1 .cse0 (not (= ~waterLevel~0 1))) (or (or .cse1 .cse0) (< ~waterLevel~0 2)))) [2018-12-08 11:35:34,156 INFO L444 ceAbstractionStarter]: At program point L228(line 228) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~systemActive~0 0))) (and (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse0 (< ~waterLevel~0 1)) (or .cse1 .cse0 (not (= ~waterLevel~0 1))) (or (or .cse1 .cse0) (< ~waterLevel~0 2)))) [2018-12-08 11:35:34,156 INFO L448 ceAbstractionStarter]: For program point L226(lines 226 234) no Hoare annotation was computed. [2018-12-08 11:35:34,156 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 158 164) no Hoare annotation was computed. [2018-12-08 11:35:34,156 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 158 164) the Hoare annotation is: true [2018-12-08 11:35:34,157 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 54 119) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (not (= ~systemActive~0 0)) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-12-08 11:35:34,157 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 54 119) no Hoare annotation was computed. [2018-12-08 11:35:34,157 INFO L444 ceAbstractionStarter]: At program point L112(lines 63 113) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1))) [2018-12-08 11:35:34,157 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 106) no Hoare annotation was computed. [2018-12-08 11:35:34,157 INFO L444 ceAbstractionStarter]: At program point L102-2(lines 94 107) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 0))) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (and (= 0 ~pumpRunning~0) .cse0 .cse1) (= ~waterLevel~0 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-12-08 11:35:34,157 INFO L448 ceAbstractionStarter]: For program point L65(lines 64 111) no Hoare annotation was computed. [2018-12-08 11:35:34,157 INFO L444 ceAbstractionStarter]: At program point L96(line 96) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 0))) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (and (= 0 ~pumpRunning~0) .cse0 .cse1) (= ~waterLevel~0 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-12-08 11:35:34,157 INFO L448 ceAbstractionStarter]: For program point L94(lines 94 107) no Hoare annotation was computed. [2018-12-08 11:35:34,157 INFO L444 ceAbstractionStarter]: At program point L86(line 86) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 0))) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (and (= 0 ~pumpRunning~0) .cse0 .cse1) (= ~waterLevel~0 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-12-08 11:35:34,157 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 90) no Hoare annotation was computed. [2018-12-08 11:35:34,157 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 84 90) no Hoare annotation was computed. [2018-12-08 11:35:34,157 INFO L444 ceAbstractionStarter]: At program point L109(lines 64 111) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 0))) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (and (= 0 ~pumpRunning~0) .cse0 .cse1) (= ~waterLevel~0 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-12-08 11:35:34,157 INFO L444 ceAbstractionStarter]: At program point L76(line 76) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 0))) (.cse1 (= test_~splverifierCounter~0 0))) (or (= |old(~systemActive~0)| 0) (not (= 0 |old(~pumpRunning~0)|)) (and (and (= 0 ~pumpRunning~0) .cse0 .cse1) (= ~waterLevel~0 |old(~waterLevel~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-12-08 11:35:34,157 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 80) no Hoare annotation was computed. [2018-12-08 11:35:34,157 INFO L448 ceAbstractionStarter]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2018-12-08 11:35:34,157 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 54 119) no Hoare annotation was computed. [2018-12-08 11:35:34,157 INFO L448 ceAbstractionStarter]: For program point L66(lines 66 70) no Hoare annotation was computed. [2018-12-08 11:35:34,157 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 243 250) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (< ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-12-08 11:35:34,157 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 243 250) no Hoare annotation was computed. [2018-12-08 11:35:34,157 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 243 250) no Hoare annotation was computed. [2018-12-08 11:35:34,158 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 999 1007) no Hoare annotation was computed. [2018-12-08 11:35:34,158 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 999 1007) the Hoare annotation is: true [2018-12-08 11:35:34,158 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 999 1007) no Hoare annotation was computed. [2018-12-08 11:35:34,158 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 11:35:34,158 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-12-08 11:35:34,158 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 11:35:34,158 INFO L444 ceAbstractionStarter]: At program point L256(line 256) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (< ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-12-08 11:35:34,158 INFO L448 ceAbstractionStarter]: For program point L256-1(line 256) no Hoare annotation was computed. [2018-12-08 11:35:34,158 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 251 267) no Hoare annotation was computed. [2018-12-08 11:35:34,158 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 251 267) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (< ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-12-08 11:35:34,158 INFO L444 ceAbstractionStarter]: At program point L262(line 262) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (< ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-12-08 11:35:34,158 INFO L448 ceAbstractionStarter]: For program point L262-1(lines 251 267) no Hoare annotation was computed. [2018-12-08 11:35:34,158 INFO L448 ceAbstractionStarter]: For program point L258(lines 258 264) no Hoare annotation was computed. [2018-12-08 11:35:34,158 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 976 984) the Hoare annotation is: true [2018-12-08 11:35:34,158 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 976 984) no Hoare annotation was computed. [2018-12-08 11:35:34,158 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 976 984) no Hoare annotation was computed. [2018-12-08 11:35:34,158 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 332 350) no Hoare annotation was computed. [2018-12-08 11:35:34,158 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 332 350) the Hoare annotation is: true [2018-12-08 11:35:34,158 INFO L448 ceAbstractionStarter]: For program point L341(lines 341 345) no Hoare annotation was computed. [2018-12-08 11:35:34,158 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 332 350) no Hoare annotation was computed. [2018-12-08 11:35:34,158 INFO L451 ceAbstractionStarter]: At program point L339(line 339) the Hoare annotation is: true [2018-12-08 11:35:34,158 INFO L448 ceAbstractionStarter]: For program point L341-2(lines 341 345) no Hoare annotation was computed. [2018-12-08 11:35:34,158 INFO L448 ceAbstractionStarter]: For program point L339-1(line 339) no Hoare annotation was computed. [2018-12-08 11:35:34,158 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 932 943) the Hoare annotation is: true [2018-12-08 11:35:34,159 INFO L448 ceAbstractionStarter]: For program point L936-1(lines 932 943) no Hoare annotation was computed. [2018-12-08 11:35:34,159 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 932 943) no Hoare annotation was computed. [2018-12-08 11:35:34,159 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 944 952) the Hoare annotation is: true [2018-12-08 11:35:34,159 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 944 952) no Hoare annotation was computed. [2018-12-08 11:35:34,159 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 944 952) no Hoare annotation was computed. [2018-12-08 11:35:34,159 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 445 474) no Hoare annotation was computed. [2018-12-08 11:35:34,159 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 445 474) the Hoare annotation is: true [2018-12-08 11:35:34,159 INFO L451 ceAbstractionStarter]: At program point L470(lines 445 474) the Hoare annotation is: true [2018-12-08 11:35:34,159 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-12-08 11:35:34,159 INFO L448 ceAbstractionStarter]: For program point L459(lines 459 463) no Hoare annotation was computed. [2018-12-08 11:35:34,159 INFO L451 ceAbstractionStarter]: At program point L459-1(lines 459 463) the Hoare annotation is: true [2018-12-08 11:35:34,159 INFO L448 ceAbstractionStarter]: For program point L456(line 456) no Hoare annotation was computed. [2018-12-08 11:35:34,159 INFO L451 ceAbstractionStarter]: At program point L455-2(lines 455 469) the Hoare annotation is: true [2018-12-08 11:35:34,159 INFO L451 ceAbstractionStarter]: At program point L451(line 451) the Hoare annotation is: true [2018-12-08 11:35:34,159 INFO L448 ceAbstractionStarter]: For program point L451-1(line 451) no Hoare annotation was computed. [2018-12-08 11:35:34,159 INFO L444 ceAbstractionStarter]: At program point L147(line 147) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse0) .cse1 (< |old(~waterLevel~0)| 2) (and (not (= |old(~pumpRunning~0)| 0)) (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse0)) (or (not (= 0 |old(~pumpRunning~0)|)) .cse1 (and (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) .cse0) (not (= |old(~waterLevel~0)| 1))))) [2018-12-08 11:35:34,159 INFO L444 ceAbstractionStarter]: At program point L145(lines 145 151) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (and (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) (< |old(~waterLevel~0)| 2) (and (not (= |old(~pumpRunning~0)| 0)) (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)))))) [2018-12-08 11:35:34,159 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 134 157) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (and (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1))) (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) .cse0 (< |old(~waterLevel~0)| 2)))) [2018-12-08 11:35:34,159 INFO L444 ceAbstractionStarter]: At program point L140(line 140) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (< |old(~waterLevel~0)| 2))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1 .cse2) (or (or .cse0 .cse1) .cse2))) [2018-12-08 11:35:34,159 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 134 157) no Hoare annotation was computed. [2018-12-08 11:35:34,160 INFO L448 ceAbstractionStarter]: For program point L138(lines 137 156) no Hoare annotation was computed. [2018-12-08 11:35:34,160 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 134 157) no Hoare annotation was computed. [2018-12-08 11:35:34,160 INFO L448 ceAbstractionStarter]: For program point L912-1(lines 908 919) no Hoare annotation was computed. [2018-12-08 11:35:34,160 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 908 919) the Hoare annotation is: (or (= ~waterLevel~0 |old(~waterLevel~0)|) (or (= ~systemActive~0 0) (= ~pumpRunning~0 0) (< |old(~waterLevel~0)| 2))) [2018-12-08 11:35:34,160 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 908 919) no Hoare annotation was computed. [2018-12-08 11:35:34,160 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 499 505) no Hoare annotation was computed. [2018-12-08 11:35:34,160 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 499 505) the Hoare annotation is: true [2018-12-08 11:35:34,160 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 11:35:34,160 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0)) (<= 1 ~waterLevel~0) (< ~waterLevel~0 2)) [2018-12-08 11:35:34,160 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 11:35:34,160 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 11:35:34,160 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 166 190) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (or .cse1 .cse2) (< ~waterLevel~0 2)) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))))) [2018-12-08 11:35:34,160 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 166 190) no Hoare annotation was computed. [2018-12-08 11:35:34,160 INFO L444 ceAbstractionStarter]: At program point L185(line 185) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1))) (or (or .cse0 .cse1) (< ~waterLevel~0 2)))) [2018-12-08 11:35:34,160 INFO L448 ceAbstractionStarter]: For program point L185-1(lines 166 190) no Hoare annotation was computed. [2018-12-08 11:35:34,160 INFO L444 ceAbstractionStarter]: At program point L180(line 180) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (or .cse0 .cse1) (< ~waterLevel~0 2) .cse2) (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2))) [2018-12-08 11:35:34,160 INFO L444 ceAbstractionStarter]: At program point L176(line 176) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1))) (or (or .cse0 .cse1) (< ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) [2018-12-08 11:35:34,160 INFO L448 ceAbstractionStarter]: For program point L174(lines 174 182) no Hoare annotation was computed. [2018-12-08 11:35:34,160 INFO L444 ceAbstractionStarter]: At program point L172(line 172) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (or .cse1 .cse2) (< ~waterLevel~0 2)) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))))) [2018-12-08 11:35:34,160 INFO L448 ceAbstractionStarter]: For program point L172-1(line 172) no Hoare annotation was computed. [2018-12-08 11:35:34,160 INFO L448 ceAbstractionStarter]: For program point L170(lines 170 187) no Hoare annotation was computed. [2018-12-08 11:35:34,161 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 370 377) no Hoare annotation was computed. [2018-12-08 11:35:34,161 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 370 377) the Hoare annotation is: (let ((.cse1 (= |old(~systemActive~0)| 0)) (.cse0 (not (= ~systemActive~0 0)))) (and (or .cse0 .cse1 (< ~waterLevel~0 2)) (or (not (= 0 ~pumpRunning~0)) .cse1 .cse0 (not (= ~waterLevel~0 1))))) [2018-12-08 11:35:34,161 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 370 377) no Hoare annotation was computed. [2018-12-08 11:35:34,161 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 920 931) no Hoare annotation was computed. [2018-12-08 11:35:34,161 INFO L448 ceAbstractionStarter]: For program point L924-1(lines 920 931) no Hoare annotation was computed. [2018-12-08 11:35:34,161 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 920 931) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0))) (and (or (= ~waterLevel~0 |old(~waterLevel~0)|) (< |old(~waterLevel~0)| 2) .cse0) (or (not (= 0 ~pumpRunning~0)) .cse0 (and (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1))))) [2018-12-08 11:35:34,161 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-12-08 11:35:34,161 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-12-08 11:35:34,161 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-12-08 11:35:34,161 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-12-08 11:35:34,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 11:35:34 BoogieIcfgContainer [2018-12-08 11:35:34,168 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 11:35:34,168 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 11:35:34,169 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 11:35:34,169 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 11:35:34,169 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:35:26" (3/4) ... [2018-12-08 11:35:34,171 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 11:35:34,175 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-08 11:35:34,175 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-08 11:35:34,175 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-12-08 11:35:34,175 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 11:35:34,175 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-12-08 11:35:34,175 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-08 11:35:34,175 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-12-08 11:35:34,175 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-08 11:35:34,175 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-08 11:35:34,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-08 11:35:34,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-08 11:35:34,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-08 11:35:34,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-08 11:35:34,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-08 11:35:34,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-08 11:35:34,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-12-08 11:35:34,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-12-08 11:35:34,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 11:35:34,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-08 11:35:34,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-08 11:35:34,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-08 11:35:34,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-08 11:35:34,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-08 11:35:34,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-08 11:35:34,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-08 11:35:34,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-08 11:35:34,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-08 11:35:34,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-12-08 11:35:34,177 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-08 11:35:34,177 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-08 11:35:34,177 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-08 11:35:34,181 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2018-12-08 11:35:34,182 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-08 11:35:34,182 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-08 11:35:34,182 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-08 11:35:34,183 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 11:35:34,183 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 11:35:34,202 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == \old(pumpRunning)) || (((0 == pumpRunning && !(systemActive == 0)) && splverifierCounter == 0) && waterLevel == \old(waterLevel))) || \old(systemActive) == 0) || ((2 <= waterLevel && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(waterLevel) == 1) [2018-12-08 11:35:34,202 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || \old(systemActive) == 0) || !(\old(waterLevel) == 1) [2018-12-08 11:35:34,231 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b167604c-43fe-4beb-b20c-440cee2ecc62/bin-2019/uautomizer/witness.graphml [2018-12-08 11:35:34,232 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 11:35:34,232 INFO L168 Benchmark]: Toolchain (without parser) took 7961.58 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 379.1 MB). Free memory was 956.0 MB in the beginning and 1.2 GB in the end (delta: -279.0 MB). Peak memory consumption was 100.1 MB. Max. memory is 11.5 GB. [2018-12-08 11:35:34,233 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:35:34,233 INFO L168 Benchmark]: CACSL2BoogieTranslator took 272.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -153.3 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2018-12-08 11:35:34,234 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.34 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. [2018-12-08 11:35:34,234 INFO L168 Benchmark]: Boogie Preprocessor took 22.27 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. [2018-12-08 11:35:34,234 INFO L168 Benchmark]: RCFGBuilder took 339.12 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: 57.6 MB). Peak memory consumption was 57.6 MB. Max. memory is 11.5 GB. [2018-12-08 11:35:34,234 INFO L168 Benchmark]: TraceAbstraction took 7242.33 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 253.2 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -195.6 MB). Peak memory consumption was 524.8 MB. Max. memory is 11.5 GB. [2018-12-08 11:35:34,234 INFO L168 Benchmark]: Witness Printer took 63.28 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 11.5 GB. [2018-12-08 11:35:34,235 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 272.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -153.3 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.34 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 22.27 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. * RCFGBuilder took 339.12 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: 57.6 MB). Peak memory consumption was 57.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7242.33 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 253.2 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -195.6 MB). Peak memory consumption was 524.8 MB. Max. memory is 11.5 GB. * Witness Printer took 63.28 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || \old(systemActive) == 0) || !(\old(waterLevel) == 1) - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || (((0 == pumpRunning && !(systemActive == 0)) && splverifierCounter == 0) && waterLevel == \old(waterLevel))) || \old(systemActive) == 0) || ((2 <= waterLevel && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 32 procedures, 170 locations, 1 error locations. SAFE Result, 7.1s OverallTime, 10 OverallIterations, 2 TraceHistogramMax, 3.9s AutomataDifference, 0.0s DeadEndRemovalTime, 1.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 1889 SDtfs, 2481 SDslu, 5827 SDs, 0 SdLazy, 5670 SolverSat, 1565 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 839 GetRequests, 703 SyntacticMatches, 3 SemanticMatches, 133 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1330 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=980occurred in iteration=7, 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: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 172 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 71 LocationsWithAnnotation, 1969 PreInvPairs, 2071 NumberOfFragments, 1273 HoareAnnotationTreeSize, 1969 FomulaSimplifications, 5345 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 71 FomulaSimplificationsInter, 6014 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1753 NumberOfCodeBlocks, 1753 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1739 ConstructedInterpolants, 0 QuantifiedInterpolants, 390319 SizeOfPredicates, 12 NumberOfNonLiveVariables, 3552 ConjunctsInSsa, 40 ConjunctsInUnsatCore, 14 InterpolantComputations, 9 PerfectInterpolantSequences, 343/383 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...