./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product18_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_81e98f07-33d1-4660-a845-05d53016831b/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_81e98f07-33d1-4660-a845-05d53016831b/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_81e98f07-33d1-4660-a845-05d53016831b/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_81e98f07-33d1-4660-a845-05d53016831b/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product18_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_81e98f07-33d1-4660-a845-05d53016831b/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_81e98f07-33d1-4660-a845-05d53016831b/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 7139998cc0921a9b712bced77cbd2064338f38d5 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 12:32:04,661 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:32:04,662 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:32:04,671 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:32:04,671 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:32:04,672 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:32:04,672 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:32:04,674 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:32:04,675 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:32:04,676 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:32:04,676 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:32:04,676 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:32:04,677 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:32:04,678 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:32:04,679 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:32:04,679 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:32:04,680 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:32:04,681 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:32:04,683 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:32:04,684 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:32:04,685 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:32:04,685 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:32:04,687 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:32:04,687 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:32:04,688 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:32:04,688 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:32:04,689 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:32:04,690 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:32:04,690 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:32:04,691 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:32:04,691 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:32:04,692 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:32:04,692 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:32:04,692 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:32:04,692 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:32:04,693 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:32:04,693 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_81e98f07-33d1-4660-a845-05d53016831b/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 12:32:04,700 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:32:04,701 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:32:04,701 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 12:32:04,702 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 12:32:04,702 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:32:04,702 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:32:04,702 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:32:04,702 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:32:04,703 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:32:04,703 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:32:04,703 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:32:04,703 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:32:04,703 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 12:32:04,703 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 12:32:04,703 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 12:32:04,704 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:32:04,704 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:32:04,704 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:32:04,704 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 12:32:04,704 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:32:04,704 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:32:04,704 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 12:32:04,705 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 12:32:04,705 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:32:04,705 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:32:04,705 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 12:32:04,705 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 12:32:04,705 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:32:04,705 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 12:32:04,705 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 12:32:04,705 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_81e98f07-33d1-4660-a845-05d53016831b/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 -> 7139998cc0921a9b712bced77cbd2064338f38d5 [2018-11-28 12:32:04,728 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:32:04,738 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:32:04,741 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:32:04,742 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:32:04,742 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:32:04,743 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_81e98f07-33d1-4660-a845-05d53016831b/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product18_true-unreach-call_false-termination.cil.c [2018-11-28 12:32:04,792 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_81e98f07-33d1-4660-a845-05d53016831b/bin-2019/uautomizer/data/7f7e5e9ef/79e6aa07285b4b22b69a0f699fe24c42/FLAG48c765be1 [2018-11-28 12:32:05,148 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:32:05,149 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_81e98f07-33d1-4660-a845-05d53016831b/sv-benchmarks/c/product-lines/minepump_spec4_product18_true-unreach-call_false-termination.cil.c [2018-11-28 12:32:05,156 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_81e98f07-33d1-4660-a845-05d53016831b/bin-2019/uautomizer/data/7f7e5e9ef/79e6aa07285b4b22b69a0f699fe24c42/FLAG48c765be1 [2018-11-28 12:32:05,548 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_81e98f07-33d1-4660-a845-05d53016831b/bin-2019/uautomizer/data/7f7e5e9ef/79e6aa07285b4b22b69a0f699fe24c42 [2018-11-28 12:32:05,551 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:32:05,551 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:32:05,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:32:05,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:32:05,554 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:32:05,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:32:05" (1/1) ... [2018-11-28 12:32:05,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45fd5053 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:05, skipping insertion in model container [2018-11-28 12:32:05,557 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:32:05" (1/1) ... [2018-11-28 12:32:05,561 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:32:05,588 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:32:05,765 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:32:05,776 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:32:05,881 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:32:05,901 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:32:05,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:05 WrapperNode [2018-11-28 12:32:05,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:32:05,902 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:32:05,902 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:32:05,902 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:32:05,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:05" (1/1) ... [2018-11-28 12:32:05,919 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:05" (1/1) ... [2018-11-28 12:32:05,925 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:32:05,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:32:05,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:32:05,925 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:32:05,931 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:05" (1/1) ... [2018-11-28 12:32:05,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:05" (1/1) ... [2018-11-28 12:32:05,933 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:05" (1/1) ... [2018-11-28 12:32:05,933 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:05" (1/1) ... [2018-11-28 12:32:05,939 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:05" (1/1) ... [2018-11-28 12:32:05,943 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:05" (1/1) ... [2018-11-28 12:32:05,945 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:05" (1/1) ... [2018-11-28 12:32:05,947 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:32:05,947 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:32:05,947 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:32:05,947 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:32:05,948 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_81e98f07-33d1-4660-a845-05d53016831b/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:32:05,980 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 12:32:05,980 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 12:32:05,980 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-28 12:32:05,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-28 12:32:05,980 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 12:32:05,980 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 12:32:05,980 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-28 12:32:05,981 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-28 12:32:05,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 12:32:05,981 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 12:32:05,981 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 12:32:05,981 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 12:32:05,981 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 12:32:05,981 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 12:32:05,981 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 12:32:05,981 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 12:32:05,982 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 12:32:05,982 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-28 12:32:05,982 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-28 12:32:05,982 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-28 12:32:05,982 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-28 12:32:05,982 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 12:32:05,982 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 12:32:05,982 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 12:32:05,982 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 12:32:05,982 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 12:32:05,983 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 12:32:05,983 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-28 12:32:05,983 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-28 12:32:05,983 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 12:32:05,983 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 12:32:05,983 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 12:32:05,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 12:32:05,983 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 12:32:05,983 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 12:32:05,983 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 12:32:05,984 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 12:32:05,984 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 12:32:05,984 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 12:32:05,984 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 12:32:05,984 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 12:32:05,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 12:32:05,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 12:32:05,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 12:32:05,984 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 12:32:05,984 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 12:32:05,985 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 12:32:05,985 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 12:32:05,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:32:05,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:32:06,385 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:32:06,385 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 12:32:06,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:32:06 BoogieIcfgContainer [2018-11-28 12:32:06,386 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:32:06,387 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 12:32:06,387 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 12:32:06,389 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 12:32:06,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:32:05" (1/3) ... [2018-11-28 12:32:06,390 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43c7c2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:32:06, skipping insertion in model container [2018-11-28 12:32:06,390 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:05" (2/3) ... [2018-11-28 12:32:06,390 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43c7c2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:32:06, skipping insertion in model container [2018-11-28 12:32:06,390 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:32:06" (3/3) ... [2018-11-28 12:32:06,392 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product18_true-unreach-call_false-termination.cil.c [2018-11-28 12:32:06,398 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 12:32:06,405 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 12:32:06,416 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 12:32:06,440 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:32:06,440 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 12:32:06,440 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 12:32:06,441 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 12:32:06,441 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:32:06,441 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:32:06,441 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 12:32:06,441 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:32:06,441 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 12:32:06,458 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-11-28 12:32:06,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-28 12:32:06,464 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:32:06,465 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:32:06,466 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:32:06,470 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:32:06,471 INFO L82 PathProgramCache]: Analyzing trace with hash 593632274, now seen corresponding path program 1 times [2018-11-28 12:32:06,472 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:32:06,473 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:32:06,512 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:06,512 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:32:06,512 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:06,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:32:06,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:32:06,669 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:32:06,669 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 12:32:06,673 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 12:32:06,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 12:32:06,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 12:32:06,686 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 2 states. [2018-11-28 12:32:06,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:32:06,713 INFO L93 Difference]: Finished difference Result 216 states and 267 transitions. [2018-11-28 12:32:06,714 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 12:32:06,715 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-28 12:32:06,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:32:06,723 INFO L225 Difference]: With dead ends: 216 [2018-11-28 12:32:06,723 INFO L226 Difference]: Without dead ends: 108 [2018-11-28 12:32:06,726 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 12:32:06,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2018-11-28 12:32:06,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2018-11-28 12:32:06,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2018-11-28 12:32:06,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 125 transitions. [2018-11-28 12:32:06,755 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 125 transitions. Word has length 46 [2018-11-28 12:32:06,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:32:06,755 INFO L480 AbstractCegarLoop]: Abstraction has 108 states and 125 transitions. [2018-11-28 12:32:06,756 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 12:32:06,756 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 125 transitions. [2018-11-28 12:32:06,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-28 12:32:06,757 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:32:06,757 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:32:06,758 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:32:06,758 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:32:06,758 INFO L82 PathProgramCache]: Analyzing trace with hash -76082014, now seen corresponding path program 1 times [2018-11-28 12:32:06,758 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:32:06,758 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:32:06,759 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:06,759 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:32:06,759 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:06,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:32:06,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:32:06,845 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:32:06,846 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:32:06,847 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:32:06,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:32:06,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:32:06,848 INFO L87 Difference]: Start difference. First operand 108 states and 125 transitions. Second operand 3 states. [2018-11-28 12:32:06,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:32:06,865 INFO L93 Difference]: Finished difference Result 161 states and 185 transitions. [2018-11-28 12:32:06,869 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:32:06,869 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-11-28 12:32:06,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:32:06,870 INFO L225 Difference]: With dead ends: 161 [2018-11-28 12:32:06,871 INFO L226 Difference]: Without dead ends: 99 [2018-11-28 12:32:06,872 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:32:06,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2018-11-28 12:32:06,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2018-11-28 12:32:06,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2018-11-28 12:32:06,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 113 transitions. [2018-11-28 12:32:06,882 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 113 transitions. Word has length 47 [2018-11-28 12:32:06,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:32:06,882 INFO L480 AbstractCegarLoop]: Abstraction has 99 states and 113 transitions. [2018-11-28 12:32:06,883 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:32:06,883 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 113 transitions. [2018-11-28 12:32:06,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-28 12:32:06,884 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:32:06,884 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] [2018-11-28 12:32:06,884 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:32:06,884 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:32:06,886 INFO L82 PathProgramCache]: Analyzing trace with hash -405028804, now seen corresponding path program 1 times [2018-11-28 12:32:06,886 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:32:06,886 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:32:06,887 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:06,887 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:32:06,887 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:06,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:32:07,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:32:07,032 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:32:07,033 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:32:07,033 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:32:07,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:32:07,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:32:07,034 INFO L87 Difference]: Start difference. First operand 99 states and 113 transitions. Second operand 7 states. [2018-11-28 12:32:07,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:32:07,262 INFO L93 Difference]: Finished difference Result 174 states and 203 transitions. [2018-11-28 12:32:07,263 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 12:32:07,263 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-11-28 12:32:07,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:32:07,264 INFO L225 Difference]: With dead ends: 174 [2018-11-28 12:32:07,264 INFO L226 Difference]: Without dead ends: 99 [2018-11-28 12:32:07,265 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 12:32:07,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2018-11-28 12:32:07,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2018-11-28 12:32:07,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2018-11-28 12:32:07,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 112 transitions. [2018-11-28 12:32:07,274 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 112 transitions. Word has length 52 [2018-11-28 12:32:07,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:32:07,275 INFO L480 AbstractCegarLoop]: Abstraction has 99 states and 112 transitions. [2018-11-28 12:32:07,275 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:32:07,275 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 112 transitions. [2018-11-28 12:32:07,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-28 12:32:07,277 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:32:07,277 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] [2018-11-28 12:32:07,277 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:32:07,277 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:32:07,277 INFO L82 PathProgramCache]: Analyzing trace with hash -1637515993, now seen corresponding path program 1 times [2018-11-28 12:32:07,278 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:32:07,278 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:32:07,278 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:07,278 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:32:07,278 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:07,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:32:07,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:32:07,379 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:32:07,380 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-28 12:32:07,380 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-28 12:32:07,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-28 12:32:07,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-28 12:32:07,380 INFO L87 Difference]: Start difference. First operand 99 states and 112 transitions. Second operand 10 states. [2018-11-28 12:32:07,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:32:07,667 INFO L93 Difference]: Finished difference Result 304 states and 369 transitions. [2018-11-28 12:32:07,667 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-28 12:32:07,668 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 60 [2018-11-28 12:32:07,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:32:07,672 INFO L225 Difference]: With dead ends: 304 [2018-11-28 12:32:07,672 INFO L226 Difference]: Without dead ends: 229 [2018-11-28 12:32:07,674 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 [2018-11-28 12:32:07,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2018-11-28 12:32:07,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 225. [2018-11-28 12:32:07,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2018-11-28 12:32:07,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 264 transitions. [2018-11-28 12:32:07,701 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 264 transitions. Word has length 60 [2018-11-28 12:32:07,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:32:07,701 INFO L480 AbstractCegarLoop]: Abstraction has 225 states and 264 transitions. [2018-11-28 12:32:07,702 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-28 12:32:07,702 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 264 transitions. [2018-11-28 12:32:07,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-28 12:32:07,705 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:32:07,705 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] [2018-11-28 12:32:07,705 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:32:07,705 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:32:07,706 INFO L82 PathProgramCache]: Analyzing trace with hash -413880057, now seen corresponding path program 1 times [2018-11-28 12:32:07,706 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:32:07,706 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:32:07,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:07,707 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:32:07,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:07,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:32:07,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:32:07,790 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:32:07,790 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:32:07,790 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:32:07,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:32:07,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:32:07,791 INFO L87 Difference]: Start difference. First operand 225 states and 264 transitions. Second operand 3 states. [2018-11-28 12:32:07,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:32:07,806 INFO L93 Difference]: Finished difference Result 362 states and 433 transitions. [2018-11-28 12:32:07,807 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:32:07,807 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2018-11-28 12:32:07,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:32:07,808 INFO L225 Difference]: With dead ends: 362 [2018-11-28 12:32:07,808 INFO L226 Difference]: Without dead ends: 161 [2018-11-28 12:32:07,809 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:32:07,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2018-11-28 12:32:07,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2018-11-28 12:32:07,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2018-11-28 12:32:07,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 179 transitions. [2018-11-28 12:32:07,821 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 179 transitions. Word has length 68 [2018-11-28 12:32:07,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:32:07,821 INFO L480 AbstractCegarLoop]: Abstraction has 161 states and 179 transitions. [2018-11-28 12:32:07,821 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:32:07,821 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 179 transitions. [2018-11-28 12:32:07,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-28 12:32:07,823 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:32:07,824 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:32:07,824 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:32:07,824 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:32:07,825 INFO L82 PathProgramCache]: Analyzing trace with hash -1995005835, now seen corresponding path program 1 times [2018-11-28 12:32:07,825 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:32:07,825 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:32:07,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:07,825 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:32:07,826 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:07,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:32:07,928 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-28 12:32:07,928 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:32:07,928 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_81e98f07-33d1-4660-a845-05d53016831b/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 12:32:07,939 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:32:08,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:32:08,054 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:32:08,145 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 29 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 12:32:08,161 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 12:32:08,161 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2018-11-28 12:32:08,162 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-28 12:32:08,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-28 12:32:08,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2018-11-28 12:32:08,162 INFO L87 Difference]: Start difference. First operand 161 states and 179 transitions. Second operand 12 states. [2018-11-28 12:32:08,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:32:08,484 INFO L93 Difference]: Finished difference Result 207 states and 231 transitions. [2018-11-28 12:32:08,485 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 12:32:08,485 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 100 [2018-11-28 12:32:08,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:32:08,486 INFO L225 Difference]: With dead ends: 207 [2018-11-28 12:32:08,486 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 12:32:08,486 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2018-11-28 12:32:08,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 12:32:08,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 12:32:08,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 12:32:08,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 12:32:08,487 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 100 [2018-11-28 12:32:08,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:32:08,487 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 12:32:08,487 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-28 12:32:08,487 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 12:32:08,487 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 12:32:08,491 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 12:32:09,235 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 189 196) the Hoare annotation is: true [2018-11-28 12:32:09,235 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 189 196) no Hoare annotation was computed. [2018-11-28 12:32:09,235 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 189 196) no Hoare annotation was computed. [2018-11-28 12:32:09,236 INFO L448 ceAbstractionStarter]: For program point L162-1(line 162) no Hoare annotation was computed. [2018-11-28 12:32:09,236 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 177) no Hoare annotation was computed. [2018-11-28 12:32:09,236 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 156 180) no Hoare annotation was computed. [2018-11-28 12:32:09,236 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 156 180) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))))) [2018-11-28 12:32:09,236 INFO L444 ceAbstractionStarter]: At program point L175(line 175) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))))) [2018-11-28 12:32:09,236 INFO L448 ceAbstractionStarter]: For program point L175-1(lines 156 180) no Hoare annotation was computed. [2018-11-28 12:32:09,237 INFO L444 ceAbstractionStarter]: At program point L170(line 170) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-28 12:32:09,237 INFO L444 ceAbstractionStarter]: At program point L166(line 166) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-28 12:32:09,237 INFO L448 ceAbstractionStarter]: For program point L164(lines 164 172) no Hoare annotation was computed. [2018-11-28 12:32:09,237 INFO L444 ceAbstractionStarter]: At program point L162(line 162) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-28 12:32:09,237 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 426 432) the Hoare annotation is: true [2018-11-28 12:32:09,237 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 426 432) no Hoare annotation was computed. [2018-11-28 12:32:09,237 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 148 154) no Hoare annotation was computed. [2018-11-28 12:32:09,237 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 148 154) the Hoare annotation is: true [2018-11-28 12:32:09,238 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 433 441) no Hoare annotation was computed. [2018-11-28 12:32:09,238 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 433 441) the Hoare annotation is: true [2018-11-28 12:32:09,238 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 433 441) no Hoare annotation was computed. [2018-11-28 12:32:09,238 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:32:09,238 INFO L448 ceAbstractionStarter]: For program point L93(lines 93 97) no Hoare annotation was computed. [2018-11-28 12:32:09,238 INFO L444 ceAbstractionStarter]: At program point L93-2(lines 85 98) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:32:09,238 INFO L448 ceAbstractionStarter]: For program point L56(lines 55 102) no Hoare annotation was computed. [2018-11-28 12:32:09,239 INFO L444 ceAbstractionStarter]: At program point L87(line 87) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:32:09,239 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2018-11-28 12:32:09,239 INFO L448 ceAbstractionStarter]: For program point L85(lines 85 98) no Hoare annotation was computed. [2018-11-28 12:32:09,239 INFO L444 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:32:09,239 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2018-11-28 12:32:09,239 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2018-11-28 12:32:09,239 INFO L444 ceAbstractionStarter]: At program point L100(lines 55 102) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:32:09,239 INFO L444 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:32:09,239 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2018-11-28 12:32:09,240 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2018-11-28 12:32:09,240 INFO L448 ceAbstractionStarter]: For program point L57(lines 57 61) no Hoare annotation was computed. [2018-11-28 12:32:09,240 INFO L444 ceAbstractionStarter]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:32:09,240 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2018-11-28 12:32:09,240 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 382 406) the Hoare annotation is: true [2018-11-28 12:32:09,240 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 382 406) no Hoare annotation was computed. [2018-11-28 12:32:09,240 INFO L444 ceAbstractionStarter]: At program point L396(line 396) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-28 12:32:09,240 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 400) no Hoare annotation was computed. [2018-11-28 12:32:09,241 INFO L444 ceAbstractionStarter]: At program point L392(line 392) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-28 12:32:09,241 INFO L448 ceAbstractionStarter]: For program point L392-1(line 392) no Hoare annotation was computed. [2018-11-28 12:32:09,241 INFO L448 ceAbstractionStarter]: For program point L390(lines 390 403) no Hoare annotation was computed. [2018-11-28 12:32:09,241 INFO L448 ceAbstractionStarter]: For program point L390-1(lines 382 406) no Hoare annotation was computed. [2018-11-28 12:32:09,241 INFO L451 ceAbstractionStarter]: At program point L388(line 388) the Hoare annotation is: true [2018-11-28 12:32:09,241 INFO L448 ceAbstractionStarter]: For program point L388-1(line 388) no Hoare annotation was computed. [2018-11-28 12:32:09,241 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 356 378) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:32:09,241 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 356 378) no Hoare annotation was computed. [2018-11-28 12:32:09,242 INFO L444 ceAbstractionStarter]: At program point L368(line 368) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:32:09,242 INFO L444 ceAbstractionStarter]: At program point L368-1(line 368) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:32:09,242 INFO L448 ceAbstractionStarter]: For program point L366(lines 366 373) no Hoare annotation was computed. [2018-11-28 12:32:09,242 INFO L448 ceAbstractionStarter]: For program point L366-1(lines 366 373) no Hoare annotation was computed. [2018-11-28 12:32:09,242 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 356 378) no Hoare annotation was computed. [2018-11-28 12:32:09,242 INFO L448 ceAbstractionStarter]: For program point L364(line 364) no Hoare annotation was computed. [2018-11-28 12:32:09,242 INFO L444 ceAbstractionStarter]: At program point L363(line 363) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:32:09,242 INFO L444 ceAbstractionStarter]: At program point L362(line 362) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:32:09,243 INFO L444 ceAbstractionStarter]: At program point L362-1(line 362) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:32:09,243 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 208 216) no Hoare annotation was computed. [2018-11-28 12:32:09,243 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 208 216) the Hoare annotation is: true [2018-11-28 12:32:09,243 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 208 216) no Hoare annotation was computed. [2018-11-28 12:32:09,243 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 522 530) no Hoare annotation was computed. [2018-11-28 12:32:09,243 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 522 530) the Hoare annotation is: true [2018-11-28 12:32:09,243 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 522 530) no Hoare annotation was computed. [2018-11-28 12:32:09,243 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:32:09,243 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-28 12:32:09,244 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:32:09,244 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 253 271) the Hoare annotation is: true [2018-11-28 12:32:09,244 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 266) no Hoare annotation was computed. [2018-11-28 12:32:09,244 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 253 271) no Hoare annotation was computed. [2018-11-28 12:32:09,244 INFO L451 ceAbstractionStarter]: At program point L260(line 260) the Hoare annotation is: true [2018-11-28 12:32:09,244 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 266) no Hoare annotation was computed. [2018-11-28 12:32:09,244 INFO L448 ceAbstractionStarter]: For program point L260-1(line 260) no Hoare annotation was computed. [2018-11-28 12:32:09,244 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 253 271) no Hoare annotation was computed. [2018-11-28 12:32:09,244 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 513 521) the Hoare annotation is: true [2018-11-28 12:32:09,245 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 513 521) no Hoare annotation was computed. [2018-11-28 12:32:09,245 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 513 521) no Hoare annotation was computed. [2018-11-28 12:32:09,245 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 469 480) the Hoare annotation is: true [2018-11-28 12:32:09,246 INFO L448 ceAbstractionStarter]: For program point L473-1(lines 469 480) no Hoare annotation was computed. [2018-11-28 12:32:09,246 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 469 480) no Hoare annotation was computed. [2018-11-28 12:32:09,246 INFO L451 ceAbstractionStarter]: At program point L288(line 288) the Hoare annotation is: true [2018-11-28 12:32:09,246 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 282 311) no Hoare annotation was computed. [2018-11-28 12:32:09,246 INFO L448 ceAbstractionStarter]: For program point L288-1(line 288) no Hoare annotation was computed. [2018-11-28 12:32:09,246 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 282 311) the Hoare annotation is: true [2018-11-28 12:32:09,246 INFO L451 ceAbstractionStarter]: At program point L307(lines 282 311) the Hoare annotation is: true [2018-11-28 12:32:09,246 INFO L448 ceAbstractionStarter]: For program point L303(line 303) no Hoare annotation was computed. [2018-11-28 12:32:09,246 INFO L448 ceAbstractionStarter]: For program point L296(lines 296 300) no Hoare annotation was computed. [2018-11-28 12:32:09,246 INFO L451 ceAbstractionStarter]: At program point L296-1(lines 296 300) the Hoare annotation is: true [2018-11-28 12:32:09,247 INFO L448 ceAbstractionStarter]: For program point L293(line 293) no Hoare annotation was computed. [2018-11-28 12:32:09,247 INFO L451 ceAbstractionStarter]: At program point L292-2(lines 292 306) the Hoare annotation is: true [2018-11-28 12:32:09,247 INFO L448 ceAbstractionStarter]: For program point L128(lines 127 146) no Hoare annotation was computed. [2018-11-28 12:32:09,247 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 124 147) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and .cse1 (<= |old(~waterLevel~0)| ~waterLevel~0)) (< |old(~waterLevel~0)| 2) .cse2) (or .cse0 (and .cse1 (= ~waterLevel~0 1)) .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-28 12:32:09,247 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 124 147) no Hoare annotation was computed. [2018-11-28 12:32:09,247 INFO L444 ceAbstractionStarter]: At program point L137(line 137) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and .cse1 (<= |old(~waterLevel~0)| ~waterLevel~0)) (< |old(~waterLevel~0)| 2) .cse2) (or .cse0 (and .cse1 (= ~waterLevel~0 1)) .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-28 12:32:09,247 INFO L444 ceAbstractionStarter]: At program point L135(lines 135 141) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and .cse1 (<= |old(~waterLevel~0)| ~waterLevel~0)) (< |old(~waterLevel~0)| 2) .cse2) (or .cse0 (and .cse1 (= ~waterLevel~0 1)) .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-28 12:32:09,247 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 124 147) no Hoare annotation was computed. [2018-11-28 12:32:09,247 INFO L444 ceAbstractionStarter]: At program point L130(line 130) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< |old(~waterLevel~0)| 2) .cse1) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2018-11-28 12:32:09,248 INFO L448 ceAbstractionStarter]: For program point L449-1(lines 445 456) no Hoare annotation was computed. [2018-11-28 12:32:09,248 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 445 456) the Hoare annotation is: true [2018-11-28 12:32:09,248 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 445 456) no Hoare annotation was computed. [2018-11-28 12:32:09,248 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 419 425) no Hoare annotation was computed. [2018-11-28 12:32:09,248 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 419 425) the Hoare annotation is: true [2018-11-28 12:32:09,248 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 336 342) no Hoare annotation was computed. [2018-11-28 12:32:09,248 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 336 342) the Hoare annotation is: true [2018-11-28 12:32:09,248 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:32:09,248 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) [2018-11-28 12:32:09,248 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 12:32:09,248 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:32:09,252 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 272 279) no Hoare annotation was computed. [2018-11-28 12:32:09,252 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 272 279) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= ~systemActive~0 1)) (.cse2 (not (= |old(~systemActive~0)| 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2))) [2018-11-28 12:32:09,252 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 272 279) no Hoare annotation was computed. [2018-11-28 12:32:09,252 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 457 468) no Hoare annotation was computed. [2018-11-28 12:32:09,253 INFO L448 ceAbstractionStarter]: For program point L461-1(lines 457 468) no Hoare annotation was computed. [2018-11-28 12:32:09,253 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 457 468) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (<= |old(~waterLevel~0)| ~waterLevel~0) .cse1 (< |old(~waterLevel~0)| 2)) (or .cse0 (= ~waterLevel~0 1) .cse1 (not (= |old(~waterLevel~0)| 1))))) [2018-11-28 12:32:09,253 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 532 539) no Hoare annotation was computed. [2018-11-28 12:32:09,253 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 536) no Hoare annotation was computed. [2018-11-28 12:32:09,253 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 532 539) the Hoare annotation is: true [2018-11-28 12:32:09,253 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 532 539) no Hoare annotation was computed. [2018-11-28 12:32:09,253 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 343 352) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:32:09,253 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 343 352) no Hoare annotation was computed. [2018-11-28 12:32:09,253 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 343 352) no Hoare annotation was computed. [2018-11-28 12:32:09,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:32:09 BoogieIcfgContainer [2018-11-28 12:32:09,267 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 12:32:09,268 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:32:09,268 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:32:09,268 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:32:09,268 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:32:06" (3/4) ... [2018-11-28 12:32:09,271 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 12:32:09,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 12:32:09,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 12:32:09,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 12:32:09,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 12:32:09,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 12:32:09,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 12:32:09,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-28 12:32:09,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 12:32:09,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-28 12:32:09,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 12:32:09,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 12:32:09,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-28 12:32:09,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-28 12:32:09,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 12:32:09,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 12:32:09,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 12:32:09,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 12:32:09,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 12:32:09,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 12:32:09,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-28 12:32:09,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 12:32:09,280 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 12:32:09,280 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 12:32:09,285 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 44 nodes and edges [2018-11-28 12:32:09,286 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 12:32:09,286 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 12:32:09,287 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 12:32:09,287 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 12:32:09,287 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 12:32:09,314 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || (((0 == pumpRunning && systemActive == 1) && \old(waterLevel) <= waterLevel) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-28 12:32:09,314 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-28 12:32:09,346 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_81e98f07-33d1-4660-a845-05d53016831b/bin-2019/uautomizer/witness.graphml [2018-11-28 12:32:09,346 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:32:09,347 INFO L168 Benchmark]: Toolchain (without parser) took 3796.17 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 233.3 MB). Free memory was 950.6 MB in the beginning and 904.3 MB in the end (delta: 46.3 MB). Peak memory consumption was 279.6 MB. Max. memory is 11.5 GB. [2018-11-28 12:32:09,348 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:32:09,348 INFO L168 Benchmark]: CACSL2BoogieTranslator took 349.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -191.2 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:32:09,349 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.90 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:32:09,349 INFO L168 Benchmark]: Boogie Preprocessor took 21.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-28 12:32:09,349 INFO L168 Benchmark]: RCFGBuilder took 438.78 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: 41.1 MB). Peak memory consumption was 41.1 MB. Max. memory is 11.5 GB. [2018-11-28 12:32:09,349 INFO L168 Benchmark]: TraceAbstraction took 2880.74 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 79.7 MB). Free memory was 1.1 GB in the beginning and 909.6 MB in the end (delta: 187.8 MB). Peak memory consumption was 267.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:32:09,350 INFO L168 Benchmark]: Witness Printer took 78.90 ms. Allocated memory is still 1.3 GB. Free memory was 909.6 MB in the beginning and 904.3 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 11.5 GB. [2018-11-28 12:32:09,351 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 349.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -191.2 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.90 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 21.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 438.78 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: 41.1 MB). Peak memory consumption was 41.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2880.74 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 79.7 MB). Free memory was 1.1 GB in the beginning and 909.6 MB in the end (delta: 187.8 MB). Peak memory consumption was 267.4 MB. Max. memory is 11.5 GB. * Witness Printer took 78.90 ms. Allocated memory is still 1.3 GB. Free memory was 909.6 MB in the beginning and 904.3 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 536]: 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: 292]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (((0 == pumpRunning && systemActive == 1) && \old(waterLevel) <= waterLevel) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 24 procedures, 121 locations, 1 error locations. SAFE Result, 2.8s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 0.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 662 SDtfs, 535 SDslu, 1313 SDs, 0 SdLazy, 822 SolverSat, 174 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 171 GetRequests, 128 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=225occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 290 PreInvPairs, 305 NumberOfFragments, 789 HoareAnnotationTreeSize, 290 FomulaSimplifications, 21 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 1093 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 473 NumberOfCodeBlocks, 473 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 466 ConstructedInterpolants, 0 QuantifiedInterpolants, 69814 SizeOfPredicates, 3 NumberOfNonLiveVariables, 744 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 58/64 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...