./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product21_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_186014d7-ae66-4f86-b0a9-ff5f8e9150f0/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_186014d7-ae66-4f86-b0a9-ff5f8e9150f0/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_186014d7-ae66-4f86-b0a9-ff5f8e9150f0/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_186014d7-ae66-4f86-b0a9-ff5f8e9150f0/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product21_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_186014d7-ae66-4f86-b0a9-ff5f8e9150f0/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_186014d7-ae66-4f86-b0a9-ff5f8e9150f0/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8ca334e090ac37635ea5e20a191b6f0bec293495 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 15:26:47,634 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 15:26:47,635 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 15:26:47,644 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 15:26:47,644 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 15:26:47,645 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 15:26:47,646 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 15:26:47,647 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 15:26:47,648 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 15:26:47,648 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 15:26:47,650 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 15:26:47,650 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 15:26:47,651 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 15:26:47,651 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 15:26:47,652 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 15:26:47,653 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 15:26:47,654 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 15:26:47,655 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 15:26:47,656 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 15:26:47,657 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 15:26:47,658 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 15:26:47,659 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 15:26:47,660 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 15:26:47,661 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 15:26:47,661 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 15:26:47,661 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 15:26:47,662 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 15:26:47,663 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 15:26:47,663 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 15:26:47,664 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 15:26:47,664 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 15:26:47,665 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 15:26:47,665 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 15:26:47,665 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 15:26:47,666 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 15:26:47,666 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 15:26:47,666 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_186014d7-ae66-4f86-b0a9-ff5f8e9150f0/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 15:26:47,676 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 15:26:47,677 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 15:26:47,677 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 15:26:47,677 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 15:26:47,678 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 15:26:47,678 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 15:26:47,678 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 15:26:47,678 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 15:26:47,678 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 15:26:47,678 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 15:26:47,679 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 15:26:47,679 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 15:26:47,679 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 15:26:47,679 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 15:26:47,679 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 15:26:47,679 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 15:26:47,679 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 15:26:47,679 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 15:26:47,680 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 15:26:47,680 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 15:26:47,680 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 15:26:47,680 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 15:26:47,680 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 15:26:47,680 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 15:26:47,680 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 15:26:47,681 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 15:26:47,681 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 15:26:47,681 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 15:26:47,681 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 15:26:47,681 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 15:26:47,681 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_186014d7-ae66-4f86-b0a9-ff5f8e9150f0/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ca334e090ac37635ea5e20a191b6f0bec293495 [2018-11-23 15:26:47,703 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 15:26:47,713 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 15:26:47,715 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 15:26:47,716 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 15:26:47,717 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 15:26:47,717 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_186014d7-ae66-4f86-b0a9-ff5f8e9150f0/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product21_true-unreach-call_false-termination.cil.c [2018-11-23 15:26:47,757 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_186014d7-ae66-4f86-b0a9-ff5f8e9150f0/bin-2019/uautomizer/data/b5d6f993d/4018b8e023d447a59062b09573653869/FLAGf39ad8812 [2018-11-23 15:26:48,179 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 15:26:48,180 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_186014d7-ae66-4f86-b0a9-ff5f8e9150f0/sv-benchmarks/c/product-lines/minepump_spec4_product21_true-unreach-call_false-termination.cil.c [2018-11-23 15:26:48,186 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_186014d7-ae66-4f86-b0a9-ff5f8e9150f0/bin-2019/uautomizer/data/b5d6f993d/4018b8e023d447a59062b09573653869/FLAGf39ad8812 [2018-11-23 15:26:48,194 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_186014d7-ae66-4f86-b0a9-ff5f8e9150f0/bin-2019/uautomizer/data/b5d6f993d/4018b8e023d447a59062b09573653869 [2018-11-23 15:26:48,196 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 15:26:48,197 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 15:26:48,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 15:26:48,198 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 15:26:48,200 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 15:26:48,201 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:26:48" (1/1) ... [2018-11-23 15:26:48,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43f50e16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:26:48, skipping insertion in model container [2018-11-23 15:26:48,202 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:26:48" (1/1) ... [2018-11-23 15:26:48,208 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 15:26:48,239 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 15:26:48,429 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:26:48,437 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 15:26:48,534 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:26:48,549 INFO L195 MainTranslator]: Completed translation [2018-11-23 15:26:48,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:26:48 WrapperNode [2018-11-23 15:26:48,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 15:26:48,550 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 15:26:48,550 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 15:26:48,550 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 15:26:48,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:26:48" (1/1) ... [2018-11-23 15:26:48,564 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:26:48" (1/1) ... [2018-11-23 15:26:48,569 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 15:26:48,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 15:26:48,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 15:26:48,570 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 15:26:48,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:26:48" (1/1) ... [2018-11-23 15:26:48,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:26:48" (1/1) ... [2018-11-23 15:26:48,578 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:26:48" (1/1) ... [2018-11-23 15:26:48,578 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:26:48" (1/1) ... [2018-11-23 15:26:48,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:26:48" (1/1) ... [2018-11-23 15:26:48,588 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:26:48" (1/1) ... [2018-11-23 15:26:48,589 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:26:48" (1/1) ... [2018-11-23 15:26:48,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 15:26:48,591 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 15:26:48,591 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 15:26:48,592 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 15:26:48,592 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:26:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_186014d7-ae66-4f86-b0a9-ff5f8e9150f0/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 15:26:48,630 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 15:26:48,630 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 15:26:48,630 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-23 15:26:48,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-23 15:26:48,630 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 15:26:48,630 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 15:26:48,631 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-23 15:26:48,631 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-23 15:26:48,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 15:26:48,631 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 15:26:48,631 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 15:26:48,631 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 15:26:48,631 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 15:26:48,631 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 15:26:48,631 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 15:26:48,631 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 15:26:48,631 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 15:26:48,631 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-23 15:26:48,632 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-23 15:26:48,632 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-23 15:26:48,632 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-23 15:26:48,632 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 15:26:48,632 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 15:26:48,632 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 15:26:48,632 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 15:26:48,632 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 15:26:48,633 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 15:26:48,633 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 15:26:48,633 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 15:26:48,633 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 15:26:48,633 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 15:26:48,633 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 15:26:48,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 15:26:48,633 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-23 15:26:48,633 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-23 15:26:48,633 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 15:26:48,634 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 15:26:48,634 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 15:26:48,634 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 15:26:48,634 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 15:26:48,634 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 15:26:48,634 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-23 15:26:48,634 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-23 15:26:48,634 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 15:26:48,634 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 15:26:48,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 15:26:48,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 15:26:48,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 15:26:48,635 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 15:26:48,635 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 15:26:48,635 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 15:26:48,635 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 15:26:48,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 15:26:48,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 15:26:48,999 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 15:26:48,999 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 15:26:49,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:26:49 BoogieIcfgContainer [2018-11-23 15:26:49,000 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 15:26:49,001 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 15:26:49,001 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 15:26:49,004 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 15:26:49,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:26:48" (1/3) ... [2018-11-23 15:26:49,005 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d46a018 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:26:49, skipping insertion in model container [2018-11-23 15:26:49,005 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:26:48" (2/3) ... [2018-11-23 15:26:49,005 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d46a018 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:26:49, skipping insertion in model container [2018-11-23 15:26:49,005 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:26:49" (3/3) ... [2018-11-23 15:26:49,007 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product21_true-unreach-call_false-termination.cil.c [2018-11-23 15:26:49,015 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 15:26:49,021 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 15:26:49,031 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 15:26:49,055 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 15:26:49,056 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 15:26:49,056 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 15:26:49,056 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 15:26:49,056 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 15:26:49,056 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 15:26:49,056 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 15:26:49,056 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 15:26:49,056 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 15:26:49,073 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states. [2018-11-23 15:26:49,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 15:26:49,080 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:26:49,080 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] [2018-11-23 15:26:49,082 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:26:49,087 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:26:49,087 INFO L82 PathProgramCache]: Analyzing trace with hash 2076015637, now seen corresponding path program 1 times [2018-11-23 15:26:49,088 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:26:49,088 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:26:49,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:26:49,116 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:26:49,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:26:49,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:26:49,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:26:49,248 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:26:49,248 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 15:26:49,250 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 15:26:49,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 15:26:49,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 15:26:49,260 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 2 states. [2018-11-23 15:26:49,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:26:49,286 INFO L93 Difference]: Finished difference Result 244 states and 303 transitions. [2018-11-23 15:26:49,286 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 15:26:49,287 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-23 15:26:49,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:26:49,294 INFO L225 Difference]: With dead ends: 244 [2018-11-23 15:26:49,294 INFO L226 Difference]: Without dead ends: 122 [2018-11-23 15:26:49,296 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 15:26:49,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2018-11-23 15:26:49,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2018-11-23 15:26:49,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2018-11-23 15:26:49,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 143 transitions. [2018-11-23 15:26:49,328 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 143 transitions. Word has length 46 [2018-11-23 15:26:49,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:26:49,328 INFO L480 AbstractCegarLoop]: Abstraction has 122 states and 143 transitions. [2018-11-23 15:26:49,328 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 15:26:49,328 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 143 transitions. [2018-11-23 15:26:49,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 15:26:49,331 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:26:49,331 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] [2018-11-23 15:26:49,331 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:26:49,331 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:26:49,331 INFO L82 PathProgramCache]: Analyzing trace with hash -163575237, now seen corresponding path program 1 times [2018-11-23 15:26:49,331 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:26:49,332 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:26:49,332 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:26:49,332 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:26:49,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:26:49,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:26:49,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:26:49,415 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:26:49,415 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 15:26:49,417 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 15:26:49,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 15:26:49,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 15:26:49,418 INFO L87 Difference]: Start difference. First operand 122 states and 143 transitions. Second operand 3 states. [2018-11-23 15:26:49,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:26:49,436 INFO L93 Difference]: Finished difference Result 193 states and 225 transitions. [2018-11-23 15:26:49,436 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 15:26:49,436 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-11-23 15:26:49,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:26:49,438 INFO L225 Difference]: With dead ends: 193 [2018-11-23 15:26:49,438 INFO L226 Difference]: Without dead ends: 113 [2018-11-23 15:26:49,439 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 15:26:49,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2018-11-23 15:26:49,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2018-11-23 15:26:49,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2018-11-23 15:26:49,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 131 transitions. [2018-11-23 15:26:49,448 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 131 transitions. Word has length 47 [2018-11-23 15:26:49,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:26:49,449 INFO L480 AbstractCegarLoop]: Abstraction has 113 states and 131 transitions. [2018-11-23 15:26:49,449 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 15:26:49,449 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 131 transitions. [2018-11-23 15:26:49,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 15:26:49,450 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:26:49,450 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:26:49,450 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:26:49,451 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:26:49,451 INFO L82 PathProgramCache]: Analyzing trace with hash 731683058, now seen corresponding path program 1 times [2018-11-23 15:26:49,451 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:26:49,451 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:26:49,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:26:49,452 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:26:49,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:26:49,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:26:49,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:26:49,554 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:26:49,554 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 15:26:49,555 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 15:26:49,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 15:26:49,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 15:26:49,555 INFO L87 Difference]: Start difference. First operand 113 states and 131 transitions. Second operand 7 states. [2018-11-23 15:26:49,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:26:49,746 INFO L93 Difference]: Finished difference Result 202 states and 239 transitions. [2018-11-23 15:26:49,747 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 15:26:49,747 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2018-11-23 15:26:49,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:26:49,748 INFO L225 Difference]: With dead ends: 202 [2018-11-23 15:26:49,748 INFO L226 Difference]: Without dead ends: 113 [2018-11-23 15:26:49,749 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 15:26:49,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2018-11-23 15:26:49,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2018-11-23 15:26:49,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2018-11-23 15:26:49,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 130 transitions. [2018-11-23 15:26:49,759 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 130 transitions. Word has length 51 [2018-11-23 15:26:49,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:26:49,760 INFO L480 AbstractCegarLoop]: Abstraction has 113 states and 130 transitions. [2018-11-23 15:26:49,760 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 15:26:49,760 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 130 transitions. [2018-11-23 15:26:49,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 15:26:49,762 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:26:49,762 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:26:49,762 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:26:49,762 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:26:49,762 INFO L82 PathProgramCache]: Analyzing trace with hash -1157726517, now seen corresponding path program 1 times [2018-11-23 15:26:49,762 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:26:49,763 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:26:49,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:26:49,763 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:26:49,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:26:49,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:26:49,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:26:49,877 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:26:49,877 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-23 15:26:49,878 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 15:26:49,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 15:26:49,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-23 15:26:49,878 INFO L87 Difference]: Start difference. First operand 113 states and 130 transitions. Second operand 10 states. [2018-11-23 15:26:50,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:26:50,198 INFO L93 Difference]: Finished difference Result 360 states and 441 transitions. [2018-11-23 15:26:50,198 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-23 15:26:50,198 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 64 [2018-11-23 15:26:50,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:26:50,201 INFO L225 Difference]: With dead ends: 360 [2018-11-23 15:26:50,201 INFO L226 Difference]: Without dead ends: 271 [2018-11-23 15:26:50,202 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-23 15:26:50,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2018-11-23 15:26:50,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 267. [2018-11-23 15:26:50,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 267 states. [2018-11-23 15:26:50,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 318 transitions. [2018-11-23 15:26:50,229 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 318 transitions. Word has length 64 [2018-11-23 15:26:50,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:26:50,230 INFO L480 AbstractCegarLoop]: Abstraction has 267 states and 318 transitions. [2018-11-23 15:26:50,230 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 15:26:50,230 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 318 transitions. [2018-11-23 15:26:50,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 15:26:50,232 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:26:50,232 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] [2018-11-23 15:26:50,233 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:26:50,233 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:26:50,233 INFO L82 PathProgramCache]: Analyzing trace with hash -700898555, now seen corresponding path program 1 times [2018-11-23 15:26:50,233 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:26:50,233 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:26:50,234 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:26:50,234 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:26:50,234 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:26:50,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:26:50,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:26:50,284 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:26:50,284 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 15:26:50,284 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 15:26:50,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 15:26:50,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 15:26:50,285 INFO L87 Difference]: Start difference. First operand 267 states and 318 transitions. Second operand 3 states. [2018-11-23 15:26:50,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:26:50,308 INFO L93 Difference]: Finished difference Result 407 states and 496 transitions. [2018-11-23 15:26:50,308 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 15:26:50,308 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2018-11-23 15:26:50,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:26:50,309 INFO L225 Difference]: With dead ends: 407 [2018-11-23 15:26:50,310 INFO L226 Difference]: Without dead ends: 164 [2018-11-23 15:26:50,310 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 [2018-11-23 15:26:50,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2018-11-23 15:26:50,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2018-11-23 15:26:50,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2018-11-23 15:26:50,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 182 transitions. [2018-11-23 15:26:50,320 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 182 transitions. Word has length 68 [2018-11-23 15:26:50,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:26:50,320 INFO L480 AbstractCegarLoop]: Abstraction has 164 states and 182 transitions. [2018-11-23 15:26:50,321 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 15:26:50,321 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 182 transitions. [2018-11-23 15:26:50,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 15:26:50,322 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:26:50,322 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:26:50,323 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:26:50,323 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:26:50,323 INFO L82 PathProgramCache]: Analyzing trace with hash -1344295440, now seen corresponding path program 1 times [2018-11-23 15:26:50,323 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:26:50,323 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:26:50,324 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:26:50,324 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:26:50,324 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:26:50,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:26:50,427 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 15:26:50,427 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:26:50,427 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_186014d7-ae66-4f86-b0a9-ff5f8e9150f0/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 [2018-11-23 15:26:50,434 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:26:50,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:26:50,556 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 15:26:50,639 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 15:26:50,654 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 15:26:50,654 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2018-11-23 15:26:50,654 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-23 15:26:50,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-23 15:26:50,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2018-11-23 15:26:50,655 INFO L87 Difference]: Start difference. First operand 164 states and 182 transitions. Second operand 12 states. [2018-11-23 15:26:50,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:26:50,996 INFO L93 Difference]: Finished difference Result 211 states and 235 transitions. [2018-11-23 15:26:50,998 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 15:26:50,999 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 108 [2018-11-23 15:26:50,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:26:50,999 INFO L225 Difference]: With dead ends: 211 [2018-11-23 15:26:50,999 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 15:26:51,000 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2018-11-23 15:26:51,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 15:26:51,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 15:26:51,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 15:26:51,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 15:26:51,000 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 108 [2018-11-23 15:26:51,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:26:51,000 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 15:26:51,001 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-23 15:26:51,001 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 15:26:51,001 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 15:26:51,003 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 15:26:51,762 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 692 698) the Hoare annotation is: true [2018-11-23 15:26:51,762 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 692 698) no Hoare annotation was computed. [2018-11-23 15:26:51,762 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 699 707) no Hoare annotation was computed. [2018-11-23 15:26:51,762 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 699 707) the Hoare annotation is: true [2018-11-23 15:26:51,763 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 699 707) no Hoare annotation was computed. [2018-11-23 15:26:51,763 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 806 830) the Hoare annotation is: true [2018-11-23 15:26:51,763 INFO L444 ceAbstractionStarter]: At program point L820(line 820) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-23 15:26:51,763 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 806 830) no Hoare annotation was computed. [2018-11-23 15:26:51,763 INFO L448 ceAbstractionStarter]: For program point L818(lines 818 824) no Hoare annotation was computed. [2018-11-23 15:26:51,763 INFO L444 ceAbstractionStarter]: At program point L816(line 816) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-23 15:26:51,763 INFO L448 ceAbstractionStarter]: For program point L816-1(line 816) no Hoare annotation was computed. [2018-11-23 15:26:51,763 INFO L448 ceAbstractionStarter]: For program point L814(lines 814 827) no Hoare annotation was computed. [2018-11-23 15:26:51,764 INFO L448 ceAbstractionStarter]: For program point L814-1(lines 806 830) no Hoare annotation was computed. [2018-11-23 15:26:51,764 INFO L451 ceAbstractionStarter]: At program point L812(line 812) the Hoare annotation is: true [2018-11-23 15:26:51,764 INFO L448 ceAbstractionStarter]: For program point L812-1(line 812) no Hoare annotation was computed. [2018-11-23 15:26:51,764 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 781 803) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 15:26:51,764 INFO L444 ceAbstractionStarter]: At program point L793(line 793) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= main_~tmp~7 ~systemActive~0))) [2018-11-23 15:26:51,764 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 781 803) no Hoare annotation was computed. [2018-11-23 15:26:51,764 INFO L444 ceAbstractionStarter]: At program point L793-1(line 793) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= main_~tmp~7 ~systemActive~0))) [2018-11-23 15:26:51,764 INFO L448 ceAbstractionStarter]: For program point L791(lines 791 798) no Hoare annotation was computed. [2018-11-23 15:26:51,764 INFO L448 ceAbstractionStarter]: For program point L791-1(lines 791 798) no Hoare annotation was computed. [2018-11-23 15:26:51,765 INFO L448 ceAbstractionStarter]: For program point L789(line 789) no Hoare annotation was computed. [2018-11-23 15:26:51,765 INFO L444 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 15:26:51,765 INFO L444 ceAbstractionStarter]: At program point L787(line 787) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 15:26:51,765 INFO L444 ceAbstractionStarter]: At program point L787-1(line 787) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 15:26:51,765 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 781 803) no Hoare annotation was computed. [2018-11-23 15:26:51,765 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 163 171) no Hoare annotation was computed. [2018-11-23 15:26:51,765 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 163 171) the Hoare annotation is: true [2018-11-23 15:26:51,765 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 163 171) no Hoare annotation was computed. [2018-11-23 15:26:51,765 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 208 226) the Hoare annotation is: true [2018-11-23 15:26:51,766 INFO L448 ceAbstractionStarter]: For program point L217(lines 217 221) no Hoare annotation was computed. [2018-11-23 15:26:51,766 INFO L451 ceAbstractionStarter]: At program point L215(line 215) the Hoare annotation is: true [2018-11-23 15:26:51,766 INFO L448 ceAbstractionStarter]: For program point L217-2(lines 217 221) no Hoare annotation was computed. [2018-11-23 15:26:51,766 INFO L448 ceAbstractionStarter]: For program point L215-1(line 215) no Hoare annotation was computed. [2018-11-23 15:26:51,766 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 208 226) no Hoare annotation was computed. [2018-11-23 15:26:51,766 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 208 226) no Hoare annotation was computed. [2018-11-23 15:26:51,766 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 685 691) no Hoare annotation was computed. [2018-11-23 15:26:51,766 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 685 691) the Hoare annotation is: true [2018-11-23 15:26:51,766 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 771 780) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 15:26:51,766 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 771 780) no Hoare annotation was computed. [2018-11-23 15:26:51,767 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 771 780) no Hoare annotation was computed. [2018-11-23 15:26:51,767 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 152 162) the Hoare annotation is: true [2018-11-23 15:26:51,767 INFO L451 ceAbstractionStarter]: At program point L157(line 157) the Hoare annotation is: true [2018-11-23 15:26:51,767 INFO L448 ceAbstractionStarter]: For program point L157-1(line 157) no Hoare annotation was computed. [2018-11-23 15:26:51,767 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 152 162) no Hoare annotation was computed. [2018-11-23 15:26:51,767 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 152 162) no Hoare annotation was computed. [2018-11-23 15:26:51,767 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 144 151) the Hoare annotation is: true [2018-11-23 15:26:51,767 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 144 151) no Hoare annotation was computed. [2018-11-23 15:26:51,767 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 144 151) no Hoare annotation was computed. [2018-11-23 15:26:51,767 INFO L448 ceAbstractionStarter]: For program point L130-1(lines 111 135) no Hoare annotation was computed. [2018-11-23 15:26:51,768 INFO L444 ceAbstractionStarter]: At program point L125(line 125) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-23 15:26:51,768 INFO L444 ceAbstractionStarter]: At program point L121(line 121) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-23 15:26:51,768 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 127) no Hoare annotation was computed. [2018-11-23 15:26:51,768 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 111 135) no Hoare annotation was computed. [2018-11-23 15:26:51,768 INFO L444 ceAbstractionStarter]: At program point L117(line 117) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-23 15:26:51,768 INFO L448 ceAbstractionStarter]: For program point L117-1(line 117) no Hoare annotation was computed. [2018-11-23 15:26:51,768 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 111 135) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))))) [2018-11-23 15:26:51,768 INFO L448 ceAbstractionStarter]: For program point L115(lines 115 132) no Hoare annotation was computed. [2018-11-23 15:26:51,769 INFO L444 ceAbstractionStarter]: At program point L130(line 130) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))))) [2018-11-23 15:26:51,769 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 77 83) no Hoare annotation was computed. [2018-11-23 15:26:51,769 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 77 83) the Hoare annotation is: true [2018-11-23 15:26:51,769 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 231 294) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 15:26:51,769 INFO L444 ceAbstractionStarter]: At program point L287(lines 240 288) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 15:26:51,769 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 231 294) no Hoare annotation was computed. [2018-11-23 15:26:51,769 INFO L448 ceAbstractionStarter]: For program point L277(lines 277 281) no Hoare annotation was computed. [2018-11-23 15:26:51,769 INFO L444 ceAbstractionStarter]: At program point L277-2(lines 271 282) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 15:26:51,770 INFO L448 ceAbstractionStarter]: For program point L242(lines 241 286) no Hoare annotation was computed. [2018-11-23 15:26:51,770 INFO L448 ceAbstractionStarter]: For program point L271(lines 271 282) no Hoare annotation was computed. [2018-11-23 15:26:51,770 INFO L444 ceAbstractionStarter]: At program point L263(line 263) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 15:26:51,770 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 267) no Hoare annotation was computed. [2018-11-23 15:26:51,770 INFO L448 ceAbstractionStarter]: For program point L261-1(lines 261 267) no Hoare annotation was computed. [2018-11-23 15:26:51,770 INFO L444 ceAbstractionStarter]: At program point L253(line 253) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 15:26:51,770 INFO L444 ceAbstractionStarter]: At program point L284(lines 241 286) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 15:26:51,770 INFO L448 ceAbstractionStarter]: For program point L251(lines 251 257) no Hoare annotation was computed. [2018-11-23 15:26:51,771 INFO L448 ceAbstractionStarter]: For program point L251-1(lines 251 257) no Hoare annotation was computed. [2018-11-23 15:26:51,771 INFO L448 ceAbstractionStarter]: For program point L243(lines 243 247) no Hoare annotation was computed. [2018-11-23 15:26:51,771 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 231 294) no Hoare annotation was computed. [2018-11-23 15:26:51,771 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 911 919) no Hoare annotation was computed. [2018-11-23 15:26:51,771 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 911 919) the Hoare annotation is: true [2018-11-23 15:26:51,771 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 911 919) no Hoare annotation was computed. [2018-11-23 15:26:51,771 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 15:26:51,771 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)) [2018-11-23 15:26:51,771 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 15:26:51,771 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 902 910) the Hoare annotation is: true [2018-11-23 15:26:51,772 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 902 910) no Hoare annotation was computed. [2018-11-23 15:26:51,772 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 902 910) no Hoare annotation was computed. [2018-11-23 15:26:51,772 INFO L448 ceAbstractionStarter]: For program point L862-1(lines 858 869) no Hoare annotation was computed. [2018-11-23 15:26:51,772 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 858 869) the Hoare annotation is: true [2018-11-23 15:26:51,772 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 858 869) no Hoare annotation was computed. [2018-11-23 15:26:51,772 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 710 739) no Hoare annotation was computed. [2018-11-23 15:26:51,772 INFO L451 ceAbstractionStarter]: At program point L735(lines 710 739) the Hoare annotation is: true [2018-11-23 15:26:51,772 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 710 739) the Hoare annotation is: true [2018-11-23 15:26:51,772 INFO L448 ceAbstractionStarter]: For program point L731(line 731) no Hoare annotation was computed. [2018-11-23 15:26:51,772 INFO L448 ceAbstractionStarter]: For program point L724(lines 724 728) no Hoare annotation was computed. [2018-11-23 15:26:51,773 INFO L451 ceAbstractionStarter]: At program point L724-1(lines 724 728) the Hoare annotation is: true [2018-11-23 15:26:51,773 INFO L448 ceAbstractionStarter]: For program point L721(line 721) no Hoare annotation was computed. [2018-11-23 15:26:51,773 INFO L451 ceAbstractionStarter]: At program point L720-2(lines 720 734) the Hoare annotation is: true [2018-11-23 15:26:51,773 INFO L451 ceAbstractionStarter]: At program point L716(line 716) the Hoare annotation is: true [2018-11-23 15:26:51,773 INFO L448 ceAbstractionStarter]: For program point L716-1(line 716) no Hoare annotation was computed. [2018-11-23 15:26:51,773 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 870 878) the Hoare annotation is: true [2018-11-23 15:26:51,773 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 870 878) no Hoare annotation was computed. [2018-11-23 15:26:51,773 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 870 878) no Hoare annotation was computed. [2018-11-23 15:26:51,773 INFO L444 ceAbstractionStarter]: At program point L64(lines 64 70) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and .cse1 (<= |old(~waterLevel~0)| ~waterLevel~0)) (< |old(~waterLevel~0)| 2) .cse2) (or .cse0 (and .cse1 (= ~waterLevel~0 1)) .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-23 15:26:51,774 INFO L444 ceAbstractionStarter]: At program point L59(line 59) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< |old(~waterLevel~0)| 2) .cse1) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2018-11-23 15:26:51,774 INFO L448 ceAbstractionStarter]: For program point L57(lines 56 75) no Hoare annotation was computed. [2018-11-23 15:26:51,774 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 53 76) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and .cse1 (<= |old(~waterLevel~0)| ~waterLevel~0)) (< |old(~waterLevel~0)| 2) .cse2) (or .cse0 (and .cse1 (= ~waterLevel~0 1)) .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-23 15:26:51,774 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 53 76) no Hoare annotation was computed. [2018-11-23 15:26:51,774 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 53 76) no Hoare annotation was computed. [2018-11-23 15:26:51,774 INFO L444 ceAbstractionStarter]: At program point L66(line 66) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and .cse1 (<= |old(~waterLevel~0)| ~waterLevel~0)) (< |old(~waterLevel~0)| 2) .cse2) (or .cse0 (and .cse1 (= ~waterLevel~0 1)) .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-23 15:26:51,774 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 834 845) the Hoare annotation is: true [2018-11-23 15:26:51,775 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 834 845) no Hoare annotation was computed. [2018-11-23 15:26:51,775 INFO L448 ceAbstractionStarter]: For program point L838-1(lines 834 845) no Hoare annotation was computed. [2018-11-23 15:26:51,775 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 764 770) no Hoare annotation was computed. [2018-11-23 15:26:51,775 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 764 770) the Hoare annotation is: true [2018-11-23 15:26:51,775 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 15:26:51,775 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) [2018-11-23 15:26:51,775 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 15:26:51,775 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 15:26:51,775 INFO L448 ceAbstractionStarter]: For program point L850-1(lines 846 857) no Hoare annotation was computed. [2018-11-23 15:26:51,775 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 846 857) no Hoare annotation was computed. [2018-11-23 15:26:51,776 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 846 857) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (<= |old(~waterLevel~0)| ~waterLevel~0) .cse1 (< |old(~waterLevel~0)| 2)) (or .cse0 (= ~waterLevel~0 1) .cse1 (not (= |old(~waterLevel~0)| 1))))) [2018-11-23 15:26:51,776 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 296 303) no Hoare annotation was computed. [2018-11-23 15:26:51,776 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 296 303) the Hoare annotation is: true [2018-11-23 15:26:51,776 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 300) no Hoare annotation was computed. [2018-11-23 15:26:51,776 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 296 303) no Hoare annotation was computed. [2018-11-23 15:26:51,776 INFO L444 ceAbstractionStarter]: At program point L95(line 95) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-23 15:26:51,777 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 85 109) no Hoare annotation was computed. [2018-11-23 15:26:51,777 INFO L448 ceAbstractionStarter]: For program point L93(lines 93 101) no Hoare annotation was computed. [2018-11-23 15:26:51,777 INFO L444 ceAbstractionStarter]: At program point L91(line 91) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-23 15:26:51,777 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 85 109) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))))) [2018-11-23 15:26:51,777 INFO L448 ceAbstractionStarter]: For program point L91-1(line 91) no Hoare annotation was computed. [2018-11-23 15:26:51,777 INFO L448 ceAbstractionStarter]: For program point L89(lines 89 106) no Hoare annotation was computed. [2018-11-23 15:26:51,777 INFO L444 ceAbstractionStarter]: At program point L104(line 104) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))))) [2018-11-23 15:26:51,777 INFO L448 ceAbstractionStarter]: For program point L104-1(lines 85 109) no Hoare annotation was computed. [2018-11-23 15:26:51,778 INFO L444 ceAbstractionStarter]: At program point L99(line 99) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-23 15:26:51,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:26:51 BoogieIcfgContainer [2018-11-23 15:26:51,787 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 15:26:51,787 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 15:26:51,788 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 15:26:51,788 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 15:26:51,788 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:26:49" (3/4) ... [2018-11-23 15:26:51,791 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 15:26:51,797 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 15:26:51,797 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 15:26:51,797 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-23 15:26:51,797 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 15:26:51,797 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 15:26:51,797 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-23 15:26:51,797 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 15:26:51,797 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 15:26:51,797 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-23 15:26:51,798 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 15:26:51,798 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 15:26:51,798 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 15:26:51,798 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 15:26:51,798 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-23 15:26:51,798 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 15:26:51,798 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-23 15:26:51,798 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 15:26:51,798 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 15:26:51,798 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 15:26:51,798 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 15:26:51,799 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 15:26:51,799 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 15:26:51,799 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 15:26:51,799 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 15:26:51,799 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-11-23 15:26:51,806 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-11-23 15:26:51,807 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 15:26:51,807 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 15:26:51,807 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 15:26:51,808 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 15:26:51,808 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 15:26:51,809 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 15:26:51,828 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && \old(waterLevel) <= waterLevel) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) [2018-11-23 15:26:51,828 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) [2018-11-23 15:26:51,860 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_186014d7-ae66-4f86-b0a9-ff5f8e9150f0/bin-2019/uautomizer/witness.graphml [2018-11-23 15:26:51,860 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 15:26:51,861 INFO L168 Benchmark]: Toolchain (without parser) took 3664.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 217.1 MB). Free memory was 956.4 MB in the beginning and 853.0 MB in the end (delta: 103.5 MB). Peak memory consumption was 320.5 MB. Max. memory is 11.5 GB. [2018-11-23 15:26:51,861 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 15:26:51,862 INFO L168 Benchmark]: CACSL2BoogieTranslator took 351.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -166.0 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-11-23 15:26:51,862 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.35 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. [2018-11-23 15:26:51,862 INFO L168 Benchmark]: Boogie Preprocessor took 21.65 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-23 15:26:51,862 INFO L168 Benchmark]: RCFGBuilder took 409.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.1 MB). Peak memory consumption was 52.1 MB. Max. memory is 11.5 GB. [2018-11-23 15:26:51,863 INFO L168 Benchmark]: TraceAbstraction took 2786.01 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 81.8 MB). Free memory was 1.1 GB in the beginning and 858.4 MB in the end (delta: 208.6 MB). Peak memory consumption was 290.3 MB. Max. memory is 11.5 GB. [2018-11-23 15:26:51,863 INFO L168 Benchmark]: Witness Printer took 72.75 ms. Allocated memory is still 1.2 GB. Free memory was 858.4 MB in the beginning and 853.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 15:26:51,864 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 351.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -166.0 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.35 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 21.65 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 409.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.1 MB). Peak memory consumption was 52.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2786.01 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 81.8 MB). Free memory was 1.1 GB in the beginning and 858.4 MB in the end (delta: 208.6 MB). Peak memory consumption was 290.3 MB. Max. memory is 11.5 GB. * Witness Printer took 72.75 ms. Allocated memory is still 1.2 GB. Free memory was 858.4 MB in the beginning and 853.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 300]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && \old(waterLevel) <= waterLevel) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 26 procedures, 135 locations, 1 error locations. SAFE Result, 2.7s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 0.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 741 SDtfs, 566 SDslu, 1546 SDs, 0 SdLazy, 891 SolverSat, 154 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 180 GetRequests, 137 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=267occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 397 PreInvPairs, 410 NumberOfFragments, 844 HoareAnnotationTreeSize, 397 FomulaSimplifications, 21 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 57 FomulaSimplificationsInter, 1154 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 492 NumberOfCodeBlocks, 492 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 485 ConstructedInterpolants, 0 QuantifiedInterpolants, 76542 SizeOfPredicates, 3 NumberOfNonLiveVariables, 740 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 66/72 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...